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Audi 2011 S5 DSG Gearbox malfunction mechatronic transmission issues advice requested

Old 06-18-2018, 07:06 PM
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Originally Posted by Ape Factory
Hey double check that you do have a 7-speed. I'm assuming there's a gear indicator like the RS5 on the center of the dash in between the tach and speedo. Put in manual mode and click up through the gears. Looks like the 4.2L came with the 6-speed and the convertible, with the 3.0T came with the S-Tronic.

i will check into this as well to ensure that i do have a 7spd dsg as my car is the 2011 convertible 3.0t s5
Old 06-18-2018, 07:07 PM
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Originally Posted by lmariorod
Wow. Didn't know the 2011 S5 came with the 7sp DSG or s-tronic. Always thought it was the 6sp TIP. And not until 2013 did they have a 7sp DSG in the S5.
thanks i appreciate your feedback and assistance, i will check with audi tomorrow but sure it is 7spd dsg in my 2011 s5 convertible
Old 06-18-2018, 07:09 PM
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Originally Posted by rcollins2867
i will check into this as well to ensure that i do have a 7spd dsg as my car is the 2011 convertible 3.0t s5
Ok then yes, you have the 7-speed S-Tronic OB5 transmission. That part I listed will fit your car.
Michel
Old 06-18-2018, 07:10 PM
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Originally Posted by rcollins2867
thanks i appreciate your feedback and assistance, i will check with audi tomorrow but sure it is 7spd dsg in my 2011 s5 convertible
found the specs on my car
2011 Audi S5 Cabriolet 3.0T

Base price (with destination): $59,325
Price as tested: $64,225

Standard Equipment:
3.0-liter supercharged V-6 engine
7-speed dual-clutch S-Tronic automatic transmission
Quattro all-wheel-drive
4-wheel disc brakes with ABS
Electronic stabilization control
S5 enhanced brakes
S5 sport suspension
19-inch alloy wheels with high performance tires
Audi Xenon headlamps with LED daytime running lights
Heated front seats
Old 06-18-2018, 07:11 PM
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Originally Posted by rcollins2867
Yea Ape iwill call ecs tomorrow and speak to them regarding what they have available as i found a new mechatronics unit which includes the valve body for 1800.00 so i will check with ecs tomorrow to see if they have gotten any good results with the partial electronics piece...man i really apprecaite your assistance, as well as eveyone else that has chimed in....
Yeah absolutely! Hopefully it saves you a good chunk of change.
Old 06-18-2018, 07:11 PM
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Originally Posted by lmariorod
Wow. Didn't know the 2011 S5 came with the 7sp DSG or s-tronic. Always thought it was the 6sp TIP. And not until 2013 did they have a 7sp DSG in the S5.
2011 Audi S5 Cabriolet 3.0T

Base price (with destination): $59,325
Price as tested: $64,225

Standard Equipment:
3.0-liter supercharged V-6 engine
7-speed dual-clutch S-Tronic automatic transmission
Quattro all-wheel-drive
4-wheel disc brakes with ABS
Electronic stabilization control
S5 enhanced brakes
S5 sport suspension
19-inch alloy wheels with high performance tires
Audi Xenon headlamps with LED daytime running lights
Heated front seats
Old 07-05-2019, 01:32 PM
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[QUOTE=rcollins2867;25167578]Hello Audi Forum,

If you would so kind as to lend any suggestions, it would greatly appreciated. I will kindly post all feedback received to assist all forum members. I am having issues with my 2011 Audi S5 dsg 7 spd transmission MSE Code transmission: I am getting the dreaded "gear box malfunction"code, as well as the "TPMS" light code that comes on shortly before or after the gearbox malfunction code, also the TPMS, and a third code P0750, the codes normally come on shortly after one another, typically when the car is cold, however also when the car engine is warm or if I have to stop or idle for more than a minute or so at a stop light the codes will come on. I was also given this code via Audi diagnostic, I wrote word for word what was stated on the diagnostic report : Fault code P17D400 valve 3 in partial transmission 1 mechanical malfunction.Trying to figure out whether this is mechatronic unit or valve body unit issue, or if i need an entire transmission. I have hard shifts, sometimes no reverse, my car will go into limp mode with the top speed being 50mph. If I have to drive slow or in stop and go traffic the codes will come on, however If i can turn the car off and restart the car i can get reverse gear, or If i am able to drive and quickly accelerate sometimes i can get the car to drive normally and can get onto the highway and the car drives normal once on the highway.

Questions:

1. Does this sound like mechatronic circuit board or transmission valve body?

2. Will i have issues with software and programming the transmission from Audi? if i swap out the valve body, and or mechatronic units, or a used transmission? At this point i am really disgusted with Audi as there seems to be lots of people complaining about the same transmission issues, and of course Audi of America is refusing any assistance, on a car bought from V.W.dealership with 67k miles, and now have 88k miles and of course warranty expired. I also had warranty transmission work performed for the same hard shifting issues less than one year ago, however over the 12k mile warranty work performed by Audi of Charlotte (frankly got a bum deal from them and wasn't treated well by their service manager at all, hung up the phone on me because i questioned their repair work as it seems that they did a short term patch job just to get me on the road knowing that the warranty would expire and then the quote of 13k for replacement transmission)

3. Would buying a used transmission be the better option in this scenario? If used transmission, has anyone had issues getting the used transmission programmed to work in your cars?


4. Do you know of any shops in Atlanta or close to Atlanta that you would recommend?

5. Anyone know of class actions, or an attorney in Atlanta Ga, or North Carolina, that may be willing to assist with this?

6. Anyone had any success with solving these dreaded costly bum transmissions from



Hey
i have a Audi a7 3.0 tdi 2012 and i have same but Same problem
please can u let me know how you fixed or what dis u done
please and Thanks
Old 07-07-2019, 11:37 AM
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The kit from ECS is NOT the electronic part of the mechatronics. It is only the connectors portion that connects all the solenoids electronically to the circuit board. But it may fix problems caused by a corroded connector.

You MAY be able to just replace certain solenoids individually, but I think you'll have to go aftermarket for that.

You will still have to buy the mechatronics/valve body if the computer/PCB is bad. I think they are sold only as one piece. Watch a video on how the mechatronic and the valve body work together and you'll know what I mean.

Last edited by findalex; 07-07-2019 at 11:43 AM.
Old 07-07-2019, 01:40 PM
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It’s the electronics part which is why there’s a circuit board, wires, transistors, etc... it is NOT the transmission control unit. It als contains a heatt sink which wasn’t large enough on the previous version.

The solenoids can can be bought and Borg Warner distributes them through companies like Sonnex. Make sure to replace the internal thermostat too.
Old 08-28-2019, 04:29 AM
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Hi.
I was wondering if you had any luck in finding / resolving the problem?
I have the same code (P17D400) and have had the mechatronic removed and sent to an ecu specialist for diagnosis. They tested it for a week but couldn’t find any problem.
They said they could carry out their ‘standard repair’ and I agreed. It looks as though they have replaced solenoids for valve 3-1 and 3-2 (for clutch K1 and K2).
Put back in the car and still have the same problem with same error code.
I’ve posted full details under ‘European’ forum but not had any responses.
I’d be interested to hear what you have tried and if it’s sorted the problem.
Cheers.

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