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fuel/trim/o2 sensor issues - rough idle, choking, hesitations - safe to drive?

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Old 08-13-2018, 10:33 AM
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Default fuel/trim/o2 sensor issues - rough idle, choking, hesitations - safe to drive?

  1. So there's an issue I've been having with my 2012 S4M. I have had the PCV valve replaced (local shop), new spark plugs, replaced all MAP sensors, and replaced B1S1 Lambda O2, B2 both O2 sensors. I couldn't easily reach the B1 S2 sensor and when I replaced B2 S2 it looked quite ok so I didn't yet replace B1 S2.

    After each repair, the car seems to run fine for a day or so (kind of like something resets for a bit), and then goes back to the same fuel rich, hesitating, choking at start, super low idle/rough idle, especially bad on hotter days (80F plus). Definite rotten egg smell when I get out of the car and smell the exhaust. Also some popping/backfiring sound (sounds like popcorn popping) when downshifting to a stop or a slowdown.

    Here's the most recent scan with several faults, followed by the last scan before I replaced the O2 sensors. Is it possible I need a new wiring harness? Or could it be the HPFP or LPFP? Any other ideas welcomed. The new o2 sensors are giving pretty much the same errors as the old ones (just more of them since I had a week without erasing the faults).

    Any thoughts are much appreciated! Thanks! Also, is it ok for me to drive it with this kind of problem for mainly highway driving/cruising? It is my daily driver and I don't have another easily available for my daily work.

    01-Engine -- Status: Malfunction 0010
    03-ABS Brakes -- Status: OK 0000
    04-Steering Angle -- Status: OK 0000
    05-Acc/Start Auth. -- Status: OK 0000
    08-Auto HVAC -- Status: Malfunction 0010
    09-Cent. Elect. -- Status: OK 0000
    10-Park/Steer Assist -- Status: OK 0000
    15-Airbags -- Status: OK 0000
    16-Steering wheel -- Status: OK 0000
    17-Instruments -- Status: OK 0000
    19-CAN Gateway -- Status: OK 0000
    22-AWD -- Status: OK 0000
    36-Seat Mem. Drvr -- Status: OK 0000
    42-Door Elect, Driver -- Status: OK 0000
    46-Central Conv. -- Status: OK 0000
    47-Sound System -- Status: OK 0000
    52-Door Elect, Pass. -- Status: OK 0000
    53-Parking Brake -- Status: OK 0000
    55-Headlight Range -- Status: OK 0000
    56-Radio -- Status: OK 0000
    5F-Information Electr. -- Status: OK 0000
    62-Door, Rear Left -- Status: OK 0000
    6C-Back-up Cam. -- Status: OK 0000
    72-Door, Rear Right -- Status: OK 0000
    -------------------------------------------------------------------------------
    Address 01: Engine (J623-CCBA) Labels:. 06E-907-551-CAK.clb
    Part No SW: 8K0 907 551 D HW: 8K0 907 551 A
    Component: 3.0T SIMOS84 H08 0003
    Revision: --H08---
    Coding: 0104000A180F0128
    Shop #: WSC 06324 000 00000
    ASAM Dataset: EV_ECM30TFS0218K0907551D 001003
    ROD: EV_ECM30TFS0218K0907551D.rod
    VCID: 323DE6B034AC53B7B70-8066

    7 Faults Found:
    6429 - Oxygen (Lambda) Sensor B1 S2
    P0136 00 [232] - Malfunction in Circuit
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240124 km
    Date: 2018.08.08
    Time: 18:31:09

    Engine speed: 1956.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 42 km/h
    Coolant temperature: 93 °C
    Intake air temperature: 51 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.304 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 1664 /min
    MAF_ENVD: 81.70588 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 4

    6137 - Oxygen (Lambda) Sensor B1 S1
    P0133 00 [232] - Response too Slow
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240125 km
    Date: 2018.08.08
    Time: 18:31:36

    Engine speed: 2148.00 /min
    Normed load value: 14.5 %
    Vehicle speed: 62 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 48 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.405 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2304 /min
    MAF_ENVD: 103.49411 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PU
    T_AST_ENVD: 128.50 s
    STATE_LS_ENVD[1]: 2

    6395 - Oxygen (Lambda) Sensor B1 S1
    P2237 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240112 km
    Date: 2018.08.08
    Time: 18:08:14

    Engine speed: 2247.00 /min
    Normed load value: 62.7 %
    Vehicle speed: 64 km/h
    Coolant temperature: 96 °C
    Intake air temperature: 39 °C
    Ambient air pressure: 990 mbar
    Voltage terminal 30: 13.507 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2240 /min
    MAF_ENVD: 501.12940 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PL
    T_AST_ENVD: 514.00 s
    STATE_LS_ENVD[1]: 2

    6337 - Oxygen (Lambda) Sensor Heating; B2 S2
    P1122 00 [104] - Open Circuit
    Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239968 km
    Date: 2018.07.31
    Time: 22:31:03

    Engine speed: 897.00 /min
    Normed load value: 9.4 %
    Vehicle speed: 0 km/h
    Coolant temperature: 88 °C
    Intake air temperature: 53 °C
    Ambient air pressure: 1010 mbar
    Voltage terminal 30: 11.780 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 832 /min
    MAF_ENVD: 212.43529 mg/stroke
    Coolant temperature (unfiltered): 96.8 °C
    Engine: operating status: IS
    Battery voltage: 11.781250 V
    STATE_LS_ENVD[2]: 1

    6138 - Oxygen (Lambda) Sensor B2 S1
    P0153 00 [232] - Response too Slow
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 2
    Mileage: 240070 km
    Date: 2018.08.02
    Time: 16:19:57

    Engine speed: 2148.00 /min
    Normed load value: 14.5 %
    Vehicle speed: 62 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 48 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.405 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2304 /min
    MAF_ENVD: 103.49411 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PU
    T_AST_ENVD: 128.50 s
    STATE_LS_ENVD[2]: 2

    6433 - Oxygen (Lambda) Sensor B2 S1
    P2240 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240117 km
    Date: 2018.08.08
    Time: 18:12:35

    Engine speed: 1392.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 40 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 44 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.609 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 1376 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 95.3 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 8

    6209 - Fuel Trim; Bank 1 (Mult)
    P1127 00 [100] - System too Rich
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240067 km
    Date: 2018.08.02
    Time: 16:14:55

    Engine speed: 685.00 /min
    Normed load value: 13.3 %
    Vehicle speed: 0 km/h
    Coolant temperature: 88 °C
    Intake air temperature: 51 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 11.984 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 672 /min
    MAF_ENVD: 125.28235 mg/stroke
    Coolant temperature (unfiltered): 88.5 °C
    Engine: operating status: IS
    T_AST_ENVD: 51.40 s
    STATE_LS_ENVD[1]: 2

    Readiness: 0000 0100

    -------------------------------------------------------------------------------
    Address 03: ABS Brakes (J104) Labels:. 8K0-907-379-V1.clb
    Part No SW: 8K0 907 379 BJ HW: 8K0 907 379 BJ
    Component: ESP8 quattro H04 0060
    Revision: -------- Serial number: --------------
    Coding: 284D1A
    Shop #: WSC 06324 000 00000
    VCID: 025D7670C40C2337670-8056

    No fault code found.

    -------------------------------------------------------------------------------
    Address 05: Acc/Start Auth. (J393) Labels:. 8K0-907-064-05.clb
    Part No SW: 8K0 907 064 CG HW: 8K0 907 064 CG
    Component: BCM2 2.0 H05 0435
    Revision: 00002001
    Coding: 0F0100
    Shop #: WSC 06325 000 00000
    VCID: 77AB17A49FCE769F40E-8022

    Subsystem 1 - Part No SW: 8K0 905 852 D HW: 8K0 905 852 D
    Component: J764 ELV MLB H37 0042
    Serial number: 2311000141067014

    No fault code found.

    -------------------------------------------------------------------------------
    Address 08: Auto HVAC (J255) Labels:. 8Tx-820-043-3Z.clb
    Part No SW: 8T1 820 043 AQ HW: 8T1 820 043 AQ
    Component: KLIMA 3 ZONEN H08 0180
    Revision: C1000000 Serial number: 01100720110299
    Coding: 66102000
    Shop #: WSC 06325 000 00000
    VCID: 00597C78CA003127714-8054

    1 Fault Found:
    01314 - Engine Control Module
    013 - Check DTC Memory - Intermittent
    Freeze Frame:
    Fault Status: 00101101
    Fault Priority: 6
    Fault Frequency: 3
    Reset counter: 151
    Mileage: 239960 km
    Time Indication: 0
    Date: 2018.07.31
    Time: 21:47:44

    Freeze Frame:
    Temperature: 18.0°C
    RPM: 1680 /min
    Speed: 71.0 km/h


    -------------------------------------------------------------------------------
    Address 09: Cent. Elect. (J519) Labels:. 8K0-907-063.clb
    Part No SW: 8K0 907 063 P HW: 8K0 907 063 P
    Component: BCM1 1.0 H30 0392
    Revision: 10030001 Serial number: 00000000968571
    Coding: 26009011013C8F212601080300003D0D4F9C92480201016100 0000
    Shop #: WSC 06325 000 00000
    VCID: 3C21C888E66895C76DC-8068

    Subsystem 1 - Part No SW: 8K1 955 119 A HW: 8T1 955 119 Labels: 1KX-955-119.CLB
    Component: WWS 060711 H07 0070
    Serial number: SWF11070060630
    Coding: 00FD11

    Subsystem 2 - Part No SW: 8K0 955 559 HW: 8K0 955 559 Labels: 8K0-955-559.CLB
    Component: RLS H04 0003
    Serial number: 11533599
    Coding: 025028

    Subsystem 3 - Part No SW: 8K0 941 531 AS HW: 8K0 941 531 AS
    Component: E1 - LDS H03 0031
    Serial number: 00000000002506110269

    Subsystem 4 - Part No SW: 8K0 907 410 C HW: 8K0 907 410 C
    Component: HOMELINK H01 0010

    No fault code found.

    -------------------------------------------------------------------------------
    Address 10: Park/Steer Assist (J446) Labels:. 8K0-919-475.clb
    Part No SW: 8K0 919 475 T HW: 8P0 919 475 M
    Component: PARKHILFE 4K H01 0081
    Revision: 11001001 Serial number: 36891118908738
    Coding: 20000D
    Shop #: WSC 23435 444 104918
    VCID: 4ACD9E50BCBC3B77EF0-801E

    No fault code found.

    -------------------------------------------------------------------------------
    Address 15: Airbags (J234) Labels:| 8K0-959-655.clb
    Part No SW: 8K0 959 655 K HW: 8K0 959 655 K
    Component: AirbagVW-AU10 H44 0610
    Serial number: 003GLD0NR0N/
    Coding: 303837354230303030304A55304C384B3053
    Shop #: WSC 06325 000 00000
    ASAM Dataset: EV_AirbaECUVWAUDI010 003010
    ROD: EV_AirbaECUVWAUDI010_003_AU48.rod
    VCID: 45D7AD6C9522D40F022-8010

    Seat occupied recognition:
    Subsystem 1 - Part No SW: 8K0 959 339 C HW: 8K0 959 339 C
    Component: BF-Gewichtss. H02 0040
    Serial number: 5810000R110000569X

    Crash sensor for side airbag: driver side:
    Serial number: 6334MSME61410E77D

    Crash sensor for side airbag: front passenger side:
    Serial number: 6344MSME6122697BI

    Crash sensor for side airbag: rear: driver side:
    Serial number: 6352QSME4A5B0874Q

    Crash sensor for side airbag: rear: passenger side:
    Serial number: 6362QSME4A5B4958Y

    Crash sensor for front airbag: driver side:
    Serial number: 63732SME747D58022

    Crash sensor for front airbag: front passenger side:
    Serial number: 63832SME4F5B265CH

    No fault code found.

    -------------------------------------------------------------------------------
    Address 16: Steering wheel (J527) Labels:. 8K0-953-568.clb
    Part No SW: 8K0 953 568 G HW: 8K0 953 568 G
    Component: Lenks.Modul H17 0014
    Revision: -------- Serial number: 90372KFU0027M
    Coding: 000016
    Shop #: WSC 06325 000 00000
    VCID: 3E25C280F07487D7438-806A

    Component: E221 - MFL H02 0010

    No fault code found.

    -------------------------------------------------------------------------------
    Address 17: Instruments (J285) Labels:. 8T0-920-xxx-17.clb
    Part No SW: 8K0 920 981 Q HW: 8K0 920 981 Q
    Component: KOMBIINSTR. H82 0639
    Revision: 00000000 Serial number: JUK78907C
    Coding: 831D09008300D705020000
    Shop #: WSC 23435 444 104918
    VCID: 41DFB97C818AF82F3EA-8014

    No fault code found.

    -------------------------------------------------------------------------------
    Address 19: CAN Gateway (J533) Labels:. 8T0-907-468.clb
    Part No SW: 8T0 907 468 AD HW: 8T0 907 468 K
    Component: GW-BEM 4CAN-M H09 0117
    Revision: EC000056 Serial number: 5600E1160904B7
    Coding: 00C303
    Shop #: WSC 06325 000 00000
    VCID: 03537374DB162A3F6C6-8056

    Subsystem 1 - Part No SW: 8K0 915 181 E HW: 8K0 915 181 E
    Component: J367-BDM H07 0170
    Serial number: 11026FC5010711

    No fault code found.

    -------------------------------------------------------------------------------
    Address 22: AWD (J492) Labels: 8K0-907-163.clb
    Part No SW: 8K0 907 163 A HW: 8K0 907 163 A
    Component: 4 Wheel Drive H12 0025
    Serial number: 003006110001009
    ASAM Dataset: EV_AllWheelDiffeQSPCAN 003016
    ROD: EV_AllWheelDiffeQSPCAN.rod
    VCID: 2E05F2C020947757D38-807A

    No fault code found.

    -------------------------------------------------------------------------------
    Address 36: Seat Mem. Drvr (J136) Labels:. 8T0-959-760.clb
    Part No SW: 8K0 959 760 D HW: 8K0 959 760 D
    Component: MEM-FS H06 0074
    Revision: AA000000 Serial number: 00000006354663
    Coding: 00581B00000000000000
    Shop #: WSC 06325 000 00000
    VCID: 3B23CB94E36692FF646-806E

    No fault code found.

    -------------------------------------------------------------------------------
    Address 42: Door Elect, Driver (J386) Labels:. 8K0-959-793.clb
    Part No SW: 8T0 959 793 M HW: 8T0 959 793 D
    Component: TSG FA H08 1501
    Revision: -------- Serial number: --------------
    Coding: 011C13204E00410001
    Shop #: WSC 06325 000 00000
    VCID: 53F383346BF67ABF9C6-8006

    No fault code found.

    -------------------------------------------------------------------------------
    Address 46: Central Conv. (J393) Labels:. 8K0-907-064-46.clb
    Part No SW: 8K0 907 064 CG HW: 8K0 907 064 CG
    Component: BCM2 2.0 H05 0435
    Revision: 00002001 Serial number: 0153776291
    Coding: 0106063A00FA44C582B0013200000000
    Shop #: WSC 06325 000 00000
    VCID: 77AB17A49FCE769F40E-8022

    Subsystem 1 - Part No SW: 8K0 959 719 B HW: 8K0 959 719
    Component: GTO BF H01 0070
    Serial number: 00000000000000410329

    Subsystem 2 - Part No: 1K0 951 605 C
    Component: LIN BACKUP HO H05 1501

    Subsystem 3 - Part No SW: 8K0 959 591 A HW: 8K0 959 591
    Component: J245 PS045 H07 0041

    No fault code found.

    -------------------------------------------------------------------------------
    Address 47: Sound System
    Cannot be reached

    -------------------------------------------------------------------------------
    Address 52: Door Elect, Pass. (J387) Labels:. 8K0-959-792.clb
    Part No SW: 8T0 959 792 M HW: 8T0 959 792 D
    Component: TSG BF H08 1501
    Revision: -------- Serial number: --------------
    Coding: 011C13204E00410001
    Shop #: WSC 06325 000 00000
    VCID: 52FD863054EC73B7970-8006

    No fault code found.

    -------------------------------------------------------------------------------
    Address 53: Parking Brake (J540) Labels: 8K0-907-801-V1.clb
    Part No SW: 8K0 907 801 H HW: 8K0 907 801 H
    Component: EPB Audi B8 H09 0100
    Revision: 00000003 Serial number: 20000000048301
    Shop #: WSC 00000 000 00000
    VCID: 3431E0A8CE385D87A5C-8060

    No fault code found.

    -------------------------------------------------------------------------------
    Address 55: Headlight Range Labels: 8K0-907-357.clb
    Part No: 8K5 907 357 B
    Component: Dynamische LWR H02 0010
    Revision: 00000001 Serial number:
    Coding: 0000004
    Shop #: WSC 06325 000 00000
    VCID: 392FD19CE55AA0EF76A-806C

    No fault code found.

    -------------------------------------------------------------------------------
    Address 56: Radio (R) Labels: Redir Fail!
    Part No SW: 4G0 035 082 G HW: 4G0 035 082
    Component: Radio U SIRIU H52 0133
    Revision: AB001007 Serial number: 156G00B7531957
    Coding: 020007010000000001
    Shop #: WSC 06325 000 00000
    VCID: 241110E87ED8CD0735C-8070

    No fault code found.

    -------------------------------------------------------------------------------
    Address 5F: Information Electr. (J794) Labels:. 4E0-035-6xx-5F.clb
    Part No SW: 8T1 035 664 F HW: 8T1 035 664 B
    Component: H-BN-NA H52 0189
    Revision: -------- Serial number: 490GZ0B7627115
    Coding: 010200000206E3EF47000F0E000000030000
    Shop #: WSC 46818 001 1048576
    VCID: 3B23CB94E36692FF646-806E

    Subsystem 1 - Part No: 8R0 060 884 AD
    Component: NAR 2011 0505

    Subsystem 2 - Part No SW: 8F0 919 604 HW: 8F0 919 604
    Component: DU7 High H43 0098
    Serial number: 9466GZ0B0622448

    Subsystem 3 - Part No SW: 8T0 919 609 G HW: 8T0 919 609 G
    Component: E0380 Bedient H08 0100
    Serial number: 00000000869848

    Subsystem 4 - Part No: 8R0 060 961 A
    Component: CD-Database 2712

    No fault code found.

    -------------------------------------------------------------------------------
    Address 62: Door, Rear Left (J388) Labels:. 8K0-959-795.clb
    Part No SW: 8T0 959 795 N HW: 8T0 959 795 B
    Component: TSG HL H06 1501
    Revision: -------- Serial number: --------------
    Coding: 010C13204000210001
    Shop #: WSC 06325 000 00000
    VCID: 56F57A2078046F977B8-8002

    No fault code found.

    -------------------------------------------------------------------------------
    Address 6C: Back-up Cam. Labels: 8T0-907-441.clb
    Part No SW: 8T0 907 441 C HW: 4L0 907 441 B
    Component: J772__Rearview 0040
    Revision: --H05--- Serial number: 525PA8-J1X92GQ
    Coding: 1000006
    Shop #: WSC 23435 444 104918
    VCID: 3829D498DE50B9E7894-806C

    No fault code found.

    -------------------------------------------------------------------------------
    Address 72: Door, Rear Right (J389) Labels:. 8K0-959-794.clb
    Part No SW: 8T0 959 795 N HW: 8T0 959 795 B
    Component: TSG HR H06 1501
    Revision: -------- Serial number: --------------
    Coding: 010C13204000210001
    Shop #: WSC 06325 000 00000
    VCID: 56F57A2078046F977B8-8002

    No fault code found.

    End----------(Elapsed Time: 02:07, VBatt start/end: 12.2V/12.2V)-----------


    ////7/31/2018 scan results////

    Address 01: Engine (J623-CCBA) Labels:. 06E-907-551-CAK.clb
    Part No SW: 8K0 907 551 D HW: 8K0 907 551 A
    Component: 3.0T SIMOS84 H08 0003
    Revision: --H08---
    Coding: 0104000A180F0128
    Shop #: WSC 06324 000 00000
    ASAM Dataset: EV_ECM30TFS0218K0907551D 001003
    ROD: EV_ECM30TFS0218K0907551D.rod
    VCID: 323DE6B034AC53B7B70-8066

    2 Faults Found:
    6431 - Oxygen (Lambda) Sensor B1 S1
    P2237 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239914 km
    Date: 2018.07.30
    Time: 16:34:41

    Engine speed: 1488.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 31 km/h
    Coolant temperature: 94 °C
    Intake air temperature: 49 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.710 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 1440 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 94.5 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 4

    6433 - Oxygen (Lambda) Sensor B2 S1
    P2240 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239914 km
    Date: 2018.07.30
    Time: 16:34:43

    Engine speed: 1323.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 28 km/h
    Coolant temperature: 94 °C
    Intake air temperature: 49 °C
    Ambient air pressure: 1010 mbar
    Voltage terminal 30: 13.710 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 1280 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 94.5 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 8

    Readiness: 0000 0101
Old 08-13-2018, 10:41 AM
  #2  
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Originally Posted by jn321
  1. So there's an issue I've been having with my 2012 S4M. I have had the PCV valve replaced (local shop), new spark plugs, replaced all MAP sensors, and replaced B1S1 Lambda O2, B2 both O2 sensors. I couldn't easily reach the B1 S2 sensor and when I replaced B2 S2 it looked quite ok so I didn't yet replace B1 S2.

    After each repair, the car seems to run fine for a day or so (kind of like something resets for a bit), and then goes back to the same fuel rich, hesitating, choking at start, super low idle/rough idle, especially bad on hotter days (80F plus). Definite rotten egg smell when I get out of the car and smell the exhaust. Also some popping/backfiring sound (sounds like popcorn popping) when downshifting to a stop or a slowdown.

    Here's the most recent scan with several faults, followed by the last scan before I replaced the O2 sensors. Is it possible I need a new wiring harness? Or could it be the HPFP or LPFP? Any other ideas welcomed. The new o2 sensors are giving pretty much the same errors as the old ones (just more of them since I had a week without erasing the faults).

    Any thoughts are much appreciated! Thanks! Also, is it ok for me to drive it with this kind of problem for mainly highway driving/cruising? It is my daily driver and I don't have another easily available for my daily work.

    01-Engine -- Status: Malfunction 0010
    03-ABS Brakes -- Status: OK 0000
    04-Steering Angle -- Status: OK 0000
    05-Acc/Start Auth. -- Status: OK 0000
    08-Auto HVAC -- Status: Malfunction 0010
    09-Cent. Elect. -- Status: OK 0000
    10-Park/Steer Assist -- Status: OK 0000
    15-Airbags -- Status: OK 0000
    16-Steering wheel -- Status: OK 0000
    17-Instruments -- Status: OK 0000
    19-CAN Gateway -- Status: OK 0000
    22-AWD -- Status: OK 0000
    36-Seat Mem. Drvr -- Status: OK 0000
    42-Door Elect, Driver -- Status: OK 0000
    46-Central Conv. -- Status: OK 0000
    47-Sound System -- Status: OK 0000
    52-Door Elect, Pass. -- Status: OK 0000
    53-Parking Brake -- Status: OK 0000
    55-Headlight Range -- Status: OK 0000
    56-Radio -- Status: OK 0000
    5F-Information Electr. -- Status: OK 0000
    62-Door, Rear Left -- Status: OK 0000
    6C-Back-up Cam. -- Status: OK 0000
    72-Door, Rear Right -- Status: OK 0000
    -------------------------------------------------------------------------------
    Address 01: Engine (J623-CCBA) Labels:. 06E-907-551-CAK.clb
    Part No SW: 8K0 907 551 D HW: 8K0 907 551 A
    Component: 3.0T SIMOS84 H08 0003
    Revision: --H08---
    Coding: 0104000A180F0128
    Shop #: WSC 06324 000 00000
    ASAM Dataset: EV_ECM30TFS0218K0907551D 001003
    ROD: EV_ECM30TFS0218K0907551D.rod
    VCID: 323DE6B034AC53B7B70-8066

    7 Faults Found:
    6429 - Oxygen (Lambda) Sensor B1 S2
    P0136 00 [232] - Malfunction in Circuit
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240124 km
    Date: 2018.08.08
    Time: 18:31:09

    Engine speed: 1956.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 42 km/h
    Coolant temperature: 93 °C
    Intake air temperature: 51 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.304 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 1664 /min
    MAF_ENVD: 81.70588 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 4

    6137 - Oxygen (Lambda) Sensor B1 S1
    P0133 00 [232] - Response too Slow
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240125 km
    Date: 2018.08.08
    Time: 18:31:36

    Engine speed: 2148.00 /min
    Normed load value: 14.5 %
    Vehicle speed: 62 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 48 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.405 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2304 /min
    MAF_ENVD: 103.49411 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PU
    T_AST_ENVD: 128.50 s
    STATE_LS_ENVD[1]: 2

    6395 - Oxygen (Lambda) Sensor B1 S1
    P2237 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240112 km
    Date: 2018.08.08
    Time: 18:08:14

    Engine speed: 2247.00 /min
    Normed load value: 62.7 %
    Vehicle speed: 64 km/h
    Coolant temperature: 96 °C
    Intake air temperature: 39 °C
    Ambient air pressure: 990 mbar
    Voltage terminal 30: 13.507 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2240 /min
    MAF_ENVD: 501.12940 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PL
    T_AST_ENVD: 514.00 s
    STATE_LS_ENVD[1]: 2

    6337 - Oxygen (Lambda) Sensor Heating; B2 S2
    P1122 00 [104] - Open Circuit
    Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239968 km
    Date: 2018.07.31
    Time: 22:31:03

    Engine speed: 897.00 /min
    Normed load value: 9.4 %
    Vehicle speed: 0 km/h
    Coolant temperature: 88 °C
    Intake air temperature: 53 °C
    Ambient air pressure: 1010 mbar
    Voltage terminal 30: 11.780 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 832 /min
    MAF_ENVD: 212.43529 mg/stroke
    Coolant temperature (unfiltered): 96.8 °C
    Engine: operating status: IS
    Battery voltage: 11.781250 V
    STATE_LS_ENVD[2]: 1

    6138 - Oxygen (Lambda) Sensor B2 S1
    P0153 00 [232] - Response too Slow
    MIL ON - Intermittent - Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 2
    Mileage: 240070 km
    Date: 2018.08.02
    Time: 16:19:57

    Engine speed: 2148.00 /min
    Normed load value: 14.5 %
    Vehicle speed: 62 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 48 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.405 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 2304 /min
    MAF_ENVD: 103.49411 mg/stroke
    Coolant temperature (unfiltered): 96.0 °C
    Engine: operating status: PU
    T_AST_ENVD: 128.50 s
    STATE_LS_ENVD[2]: 2

    6433 - Oxygen (Lambda) Sensor B2 S1
    P2240 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240117 km
    Date: 2018.08.08
    Time: 18:12:35

    Engine speed: 1392.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 40 km/h
    Coolant temperature: 95 °C
    Intake air temperature: 44 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.609 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 1376 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 95.3 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 8

    6209 - Fuel Trim; Bank 1 (Mult)
    P1127 00 [100] - System too Rich
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 240067 km
    Date: 2018.08.02
    Time: 16:14:55

    Engine speed: 685.00 /min
    Normed load value: 13.3 %
    Vehicle speed: 0 km/h
    Coolant temperature: 88 °C
    Intake air temperature: 51 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 11.984 V
    Unlearning counter according OBD: 40
    Engine speed: actual: 672 /min
    MAF_ENVD: 125.28235 mg/stroke
    Coolant temperature (unfiltered): 88.5 °C
    Engine: operating status: IS
    T_AST_ENVD: 51.40 s
    STATE_LS_ENVD[1]: 2

    Readiness: 0000 0100

    -------------------------------------------------------------------------------
    Address 03: ABS Brakes (J104) Labels:. 8K0-907-379-V1.clb
    Part No SW: 8K0 907 379 BJ HW: 8K0 907 379 BJ
    Component: ESP8 quattro H04 0060
    Revision: -------- Serial number: --------------
    Coding: 284D1A
    Shop #: WSC 06324 000 00000
    VCID: 025D7670C40C2337670-8056

    No fault code found.

    -------------------------------------------------------------------------------
    Address 05: Acc/Start Auth. (J393) Labels:. 8K0-907-064-05.clb
    Part No SW: 8K0 907 064 CG HW: 8K0 907 064 CG
    Component: BCM2 2.0 H05 0435
    Revision: 00002001
    Coding: 0F0100
    Shop #: WSC 06325 000 00000
    VCID: 77AB17A49FCE769F40E-8022

    Subsystem 1 - Part No SW: 8K0 905 852 D HW: 8K0 905 852 D
    Component: J764 ELV MLB H37 0042
    Serial number: 2311000141067014

    No fault code found.

    -------------------------------------------------------------------------------
    Address 08: Auto HVAC (J255) Labels:. 8Tx-820-043-3Z.clb
    Part No SW: 8T1 820 043 AQ HW: 8T1 820 043 AQ
    Component: KLIMA 3 ZONEN H08 0180
    Revision: C1000000 Serial number: 01100720110299
    Coding: 66102000
    Shop #: WSC 06325 000 00000
    VCID: 00597C78CA003127714-8054

    1 Fault Found:
    01314 - Engine Control Module
    013 - Check DTC Memory - Intermittent
    Freeze Frame:
    Fault Status: 00101101
    Fault Priority: 6
    Fault Frequency: 3
    Reset counter: 151
    Mileage: 239960 km
    Time Indication: 0
    Date: 2018.07.31
    Time: 21:47:44

    Freeze Frame:
    Temperature: 18.0°C
    RPM: 1680 /min
    Speed: 71.0 km/h


    -------------------------------------------------------------------------------
    Address 09: Cent. Elect. (J519) Labels:. 8K0-907-063.clb
    Part No SW: 8K0 907 063 P HW: 8K0 907 063 P
    Component: BCM1 1.0 H30 0392
    Revision: 10030001 Serial number: 00000000968571
    Coding: 26009011013C8F212601080300003D0D4F9C92480201016100 0000
    Shop #: WSC 06325 000 00000
    VCID: 3C21C888E66895C76DC-8068

    Subsystem 1 - Part No SW: 8K1 955 119 A HW: 8T1 955 119 Labels: 1KX-955-119.CLB
    Component: WWS 060711 H07 0070
    Serial number: SWF11070060630
    Coding: 00FD11

    Subsystem 2 - Part No SW: 8K0 955 559 HW: 8K0 955 559 Labels: 8K0-955-559.CLB
    Component: RLS H04 0003
    Serial number: 11533599
    Coding: 025028

    Subsystem 3 - Part No SW: 8K0 941 531 AS HW: 8K0 941 531 AS
    Component: E1 - LDS H03 0031
    Serial number: 00000000002506110269

    Subsystem 4 - Part No SW: 8K0 907 410 C HW: 8K0 907 410 C
    Component: HOMELINK H01 0010

    No fault code found.

    -------------------------------------------------------------------------------
    Address 10: Park/Steer Assist (J446) Labels:. 8K0-919-475.clb
    Part No SW: 8K0 919 475 T HW: 8P0 919 475 M
    Component: PARKHILFE 4K H01 0081
    Revision: 11001001 Serial number: 36891118908738
    Coding: 20000D
    Shop #: WSC 23435 444 104918
    VCID: 4ACD9E50BCBC3B77EF0-801E

    No fault code found.

    -------------------------------------------------------------------------------
    Address 15: Airbags (J234) Labels:| 8K0-959-655.clb
    Part No SW: 8K0 959 655 K HW: 8K0 959 655 K
    Component: AirbagVW-AU10 H44 0610
    Serial number: 003GLD0NR0N/
    Coding: 303837354230303030304A55304C384B3053
    Shop #: WSC 06325 000 00000
    ASAM Dataset: EV_AirbaECUVWAUDI010 003010
    ROD: EV_AirbaECUVWAUDI010_003_AU48.rod
    VCID: 45D7AD6C9522D40F022-8010

    Seat occupied recognition:
    Subsystem 1 - Part No SW: 8K0 959 339 C HW: 8K0 959 339 C
    Component: BF-Gewichtss. H02 0040
    Serial number: 5810000R110000569X

    Crash sensor for side airbag: driver side:
    Serial number: 6334MSME61410E77D

    Crash sensor for side airbag: front passenger side:
    Serial number: 6344MSME6122697BI

    Crash sensor for side airbag: rear: driver side:
    Serial number: 6352QSME4A5B0874Q

    Crash sensor for side airbag: rear: passenger side:
    Serial number: 6362QSME4A5B4958Y

    Crash sensor for front airbag: driver side:
    Serial number: 63732SME747D58022

    Crash sensor for front airbag: front passenger side:
    Serial number: 63832SME4F5B265CH

    No fault code found.

    -------------------------------------------------------------------------------
    Address 16: Steering wheel (J527) Labels:. 8K0-953-568.clb
    Part No SW: 8K0 953 568 G HW: 8K0 953 568 G
    Component: Lenks.Modul H17 0014
    Revision: -------- Serial number: 90372KFU0027M
    Coding: 000016
    Shop #: WSC 06325 000 00000
    VCID: 3E25C280F07487D7438-806A

    Component: E221 - MFL H02 0010

    No fault code found.

    -------------------------------------------------------------------------------
    Address 17: Instruments (J285) Labels:. 8T0-920-xxx-17.clb
    Part No SW: 8K0 920 981 Q HW: 8K0 920 981 Q
    Component: KOMBIINSTR. H82 0639
    Revision: 00000000 Serial number: JUK78907C
    Coding: 831D09008300D705020000
    Shop #: WSC 23435 444 104918
    VCID: 41DFB97C818AF82F3EA-8014

    No fault code found.

    -------------------------------------------------------------------------------
    Address 19: CAN Gateway (J533) Labels:. 8T0-907-468.clb
    Part No SW: 8T0 907 468 AD HW: 8T0 907 468 K
    Component: GW-BEM 4CAN-M H09 0117
    Revision: EC000056 Serial number: 5600E1160904B7
    Coding: 00C303
    Shop #: WSC 06325 000 00000
    VCID: 03537374DB162A3F6C6-8056

    Subsystem 1 - Part No SW: 8K0 915 181 E HW: 8K0 915 181 E
    Component: J367-BDM H07 0170
    Serial number: 11026FC5010711

    No fault code found.

    -------------------------------------------------------------------------------
    Address 22: AWD (J492) Labels: 8K0-907-163.clb
    Part No SW: 8K0 907 163 A HW: 8K0 907 163 A
    Component: 4 Wheel Drive H12 0025
    Serial number: 003006110001009
    ASAM Dataset: EV_AllWheelDiffeQSPCAN 003016
    ROD: EV_AllWheelDiffeQSPCAN.rod
    VCID: 2E05F2C020947757D38-807A

    No fault code found.

    -------------------------------------------------------------------------------
    Address 36: Seat Mem. Drvr (J136) Labels:. 8T0-959-760.clb
    Part No SW: 8K0 959 760 D HW: 8K0 959 760 D
    Component: MEM-FS H06 0074
    Revision: AA000000 Serial number: 00000006354663
    Coding: 00581B00000000000000
    Shop #: WSC 06325 000 00000
    VCID: 3B23CB94E36692FF646-806E

    No fault code found.

    -------------------------------------------------------------------------------
    Address 42: Door Elect, Driver (J386) Labels:. 8K0-959-793.clb
    Part No SW: 8T0 959 793 M HW: 8T0 959 793 D
    Component: TSG FA H08 1501
    Revision: -------- Serial number: --------------
    Coding: 011C13204E00410001
    Shop #: WSC 06325 000 00000
    VCID: 53F383346BF67ABF9C6-8006

    No fault code found.

    -------------------------------------------------------------------------------
    Address 46: Central Conv. (J393) Labels:. 8K0-907-064-46.clb
    Part No SW: 8K0 907 064 CG HW: 8K0 907 064 CG
    Component: BCM2 2.0 H05 0435
    Revision: 00002001 Serial number: 0153776291
    Coding: 0106063A00FA44C582B0013200000000
    Shop #: WSC 06325 000 00000
    VCID: 77AB17A49FCE769F40E-8022

    Subsystem 1 - Part No SW: 8K0 959 719 B HW: 8K0 959 719
    Component: GTO BF H01 0070
    Serial number: 00000000000000410329

    Subsystem 2 - Part No: 1K0 951 605 C
    Component: LIN BACKUP HO H05 1501

    Subsystem 3 - Part No SW: 8K0 959 591 A HW: 8K0 959 591
    Component: J245 PS045 H07 0041

    No fault code found.

    -------------------------------------------------------------------------------
    Address 47: Sound System
    Cannot be reached

    -------------------------------------------------------------------------------
    Address 52: Door Elect, Pass. (J387) Labels:. 8K0-959-792.clb
    Part No SW: 8T0 959 792 M HW: 8T0 959 792 D
    Component: TSG BF H08 1501
    Revision: -------- Serial number: --------------
    Coding: 011C13204E00410001
    Shop #: WSC 06325 000 00000
    VCID: 52FD863054EC73B7970-8006

    No fault code found.

    -------------------------------------------------------------------------------
    Address 53: Parking Brake (J540) Labels: 8K0-907-801-V1.clb
    Part No SW: 8K0 907 801 H HW: 8K0 907 801 H
    Component: EPB Audi B8 H09 0100
    Revision: 00000003 Serial number: 20000000048301
    Shop #: WSC 00000 000 00000
    VCID: 3431E0A8CE385D87A5C-8060

    No fault code found.

    -------------------------------------------------------------------------------
    Address 55: Headlight Range Labels: 8K0-907-357.clb
    Part No: 8K5 907 357 B
    Component: Dynamische LWR H02 0010
    Revision: 00000001 Serial number:
    Coding: 0000004
    Shop #: WSC 06325 000 00000
    VCID: 392FD19CE55AA0EF76A-806C

    No fault code found.

    -------------------------------------------------------------------------------
    Address 56: Radio (R) Labels: Redir Fail!
    Part No SW: 4G0 035 082 G HW: 4G0 035 082
    Component: Radio U SIRIU H52 0133
    Revision: AB001007 Serial number: 156G00B7531957
    Coding: 020007010000000001
    Shop #: WSC 06325 000 00000
    VCID: 241110E87ED8CD0735C-8070

    No fault code found.

    -------------------------------------------------------------------------------
    Address 5F: Information Electr. (J794) Labels:. 4E0-035-6xx-5F.clb
    Part No SW: 8T1 035 664 F HW: 8T1 035 664 B
    Component: H-BN-NA H52 0189
    Revision: -------- Serial number: 490GZ0B7627115
    Coding: 010200000206E3EF47000F0E000000030000
    Shop #: WSC 46818 001 1048576
    VCID: 3B23CB94E36692FF646-806E

    Subsystem 1 - Part No: 8R0 060 884 AD
    Component: NAR 2011 0505

    Subsystem 2 - Part No SW: 8F0 919 604 HW: 8F0 919 604
    Component: DU7 High H43 0098
    Serial number: 9466GZ0B0622448

    Subsystem 3 - Part No SW: 8T0 919 609 G HW: 8T0 919 609 G
    Component: E0380 Bedient H08 0100
    Serial number: 00000000869848

    Subsystem 4 - Part No: 8R0 060 961 A
    Component: CD-Database 2712

    No fault code found.

    -------------------------------------------------------------------------------
    Address 62: Door, Rear Left (J388) Labels:. 8K0-959-795.clb
    Part No SW: 8T0 959 795 N HW: 8T0 959 795 B
    Component: TSG HL H06 1501
    Revision: -------- Serial number: --------------
    Coding: 010C13204000210001
    Shop #: WSC 06325 000 00000
    VCID: 56F57A2078046F977B8-8002

    No fault code found.

    -------------------------------------------------------------------------------
    Address 6C: Back-up Cam. Labels: 8T0-907-441.clb
    Part No SW: 8T0 907 441 C HW: 4L0 907 441 B
    Component: J772__Rearview 0040
    Revision: --H05--- Serial number: 525PA8-J1X92GQ
    Coding: 1000006
    Shop #: WSC 23435 444 104918
    VCID: 3829D498DE50B9E7894-806C

    No fault code found.

    -------------------------------------------------------------------------------
    Address 72: Door, Rear Right (J389) Labels:. 8K0-959-794.clb
    Part No SW: 8T0 959 795 N HW: 8T0 959 795 B
    Component: TSG HR H06 1501
    Revision: -------- Serial number: --------------
    Coding: 010C13204000210001
    Shop #: WSC 06325 000 00000
    VCID: 56F57A2078046F977B8-8002

    No fault code found.

    End----------(Elapsed Time: 02:07, VBatt start/end: 12.2V/12.2V)-----------


    ////7/31/2018 scan results////

    Address 01: Engine (J623-CCBA) Labels:. 06E-907-551-CAK.clb
    Part No SW: 8K0 907 551 D HW: 8K0 907 551 A
    Component: 3.0T SIMOS84 H08 0003
    Revision: --H08---
    Coding: 0104000A180F0128
    Shop #: WSC 06324 000 00000
    ASAM Dataset: EV_ECM30TFS0218K0907551D 001003
    ROD: EV_ECM30TFS0218K0907551D.rod
    VCID: 323DE6B034AC53B7B70-8066

    2 Faults Found:
    6431 - Oxygen (Lambda) Sensor B1 S1
    P2237 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239914 km
    Date: 2018.07.30
    Time: 16:34:41

    Engine speed: 1488.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 31 km/h
    Coolant temperature: 94 °C
    Intake air temperature: 49 °C
    Ambient air pressure: 1000 mbar
    Voltage terminal 30: 13.710 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 1440 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 94.5 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 4

    6433 - Oxygen (Lambda) Sensor B2 S1
    P2240 00 [096] - Pump Current Open Circuit
    Intermittent - Not Confirmed - Tested Since Memory Clear
    Freeze Frame:
    Fault Status: 00000001
    Fault Priority: 2
    Fault Frequency: 1
    Mileage: 239914 km
    Date: 2018.07.30
    Time: 16:34:43

    Engine speed: 1323.00 /min
    Normed load value: 0.0 %
    Vehicle speed: 28 km/h
    Coolant temperature: 94 °C
    Intake air temperature: 49 °C
    Ambient air pressure: 1010 mbar
    Voltage terminal 30: 13.710 V
    Unlearning counter according OBD: 39
    Engine speed: actual: 1280 /min
    MAF_ENVD: 70.81176 mg/stroke
    Coolant temperature (unfiltered): 94.5 °C
    Engine: operating status: PUC
    Engine load: 0.000000 %
    STATE_LS_ENVD[1]: 8

    Readiness: 0000 0101
Did you rule out clogged or Blown Cats?
Old 08-13-2018, 10:43 AM
  #3  
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How do I rule that out? It drives fine until the engine gets hot. The first drive of the day, or a cold start drive, is always fine.
Old 08-13-2018, 11:08 AM
  #4  
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Originally Posted by jn321
How do I rule that out? It drives fine until the engine gets hot. The first drive of the day, or a cold start drive, is always fine.
Unfortunately, visual inspection might be the only way, if you've ruled out everything else. Did your exhaust sound change at all during these problems? You might want to check over at AZ and dig around, a lot more experience there. I see you cross posted there anyway, so someone else may chime in.

Old 08-13-2018, 11:25 AM
  #5  
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Originally Posted by togatown
Unfortunately, visual inspection might be the only way, if you've ruled out everything else. Did your exhaust sound change at all during these problems? You might want to check over at AZ and dig around, a lot more experience there. I see you cross posted there anyway, so someone else may chime in.
I haven't noticed a significant exhaust change. After the PCV valve replacement (when the shop also cleaned out the carbon buildup in the intakes) the sound got better if anything. AZ has been unfortunately less responsive to my queries. I haven't seen any white junk coming out of the exhaust, which I read is often a sign of cats failing.
Old 08-13-2018, 11:36 AM
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Originally Posted by jn321
I haven't noticed a significant exhaust change. After the PCV valve replacement (when the shop also cleaned out the carbon buildup in the intakes) the sound got better if anything. AZ has been unfortunately less responsive to my queries. I haven't seen any white junk coming out of the exhaust, which I read is often a sign of cats failing.
That sucks, but I'd give it a little more time over there, and hopefully someone will respond. In the meantime, try their archives with "search" function for any past similar issues. If you've ruled out all else, Cats could certainly be suspect.

Old 12-23-2019, 09:21 AM
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Originally Posted by jn321
I haven't noticed a significant exhaust change. After the PCV valve replacement (when the shop also cleaned out the carbon buildup in the intakes) the sound got better if anything. AZ has been unfortunately less responsive to my queries. I haven't seen any white junk coming out of the exhaust, which I read is often a sign of cats failing.
Hello i have same issue when car gets hotter has many problems and what was the problem i had new pcv and everything carbon build intake valves and how did you fixed?
Old 12-23-2019, 09:33 AM
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I need help too about this have you done anything someone respond please about it
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