My rear brake pads replacement experience
#11
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Location: Toronto, Canada
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Well... I thought I understand it well, until I got that issue!
I hope sharing it will bring additional attention of other people as well.
Good luck! I hope it will be easy for you!
Looking forward to read the successful report from you personally!
I hope sharing it will bring additional attention of other people as well.
Good luck! I hope it will be easy for you!
Looking forward to read the successful report from you personally!
#12
AudiWorld Super User
I read your procedure, I was wondering when all of these auto adjustments take place by itself which you can hear? Without sending codes through VCDS?
Thanks,
Louis
Thanks,
Louis
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I didn't get your Q. What specifically you referring too?
If you referring to the Open and Close procedure and Functional test – then each time when you clock [GO!] – you can hear the sound of electrical motors and you can observe how much Amps is using each electrical motor.
If you reffering to the issue I had - I've described it in the first post.
If you referring to the Open and Close procedure and Functional test – then each time when you clock [GO!] – you can hear the sound of electrical motors and you can observe how much Amps is using each electrical motor.
If you reffering to the issue I had - I've described it in the first post.
#16
AudiWorld Senior Member
Itooz! As per your request here are the detailed steps I followed.
Broze! It'll be nice if you'll comment the steps I followed and if you had the same.
The source of the steps came from Ross-Tech and from ELSA
0. Ignition ON (in my case the engine was running)
1. Select Jack Mode
2. Cycle the Parking Brake ON, then OFF (in this step I did hold the brake pedal as well)
3. Connect VCD
4. Open Parking Brake
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 005]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
5. Turn the ignition OFF
Mechanical part:
6. Remove securing bolts from brake caliper housing, when doing this counter-hold on guide pins.
Note: Do not unplug connection of actuator motor and/or brake system.
7. I pushed back the piston by applying the force between the pad and caliper.
8. insert pad retaining springs
9. fit the brake pads
10. Ensure that the brake pads are located correctly in the pad retainers
11. Secure brake caliper housing with new self-locking bolts. You have to apply 35 Nm force. As you read early I could apply it only to the top bolt. The bottom one I had to do by hands guessing the force as there is no space for the wrench.
Note: The repair kit includes four self-locking hexagon bolts which must always be installed
back to the VCD...
As I'm writing those instructions and recall the MishaR's comments, plus reviewed the ELSA I think the next step should be the adaptation (but I closed the brakes instead)!!!!!
12. Adaptation
[Select]
[53 - Parking Brake]
[10 - Adaptation]
Channel 06
[Read]
New value = 12 (that is my new pad)
[Test]
[Save]
Confirm [Yes]
[Done, Go Back]
13. Close Rear Parking Brake
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 006]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
14. That is the last step. According to ELSA the last step should be:
Electronic parking brake must be released.
- Selector lever must be in position "P".
– Switch off ignition, take out ignition key and lock steering.
Recalibration will now be performed.
- The electronic parking brake retracts and closes again audibly.
- It then sets the required clearance automatically.
– Wait for this process to be completed.
Recalibration is now completed.
According to the Ross-Tech the functional test needs to be performed (I had to do that as I had number of issues. See the first post )
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 010]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
15. Then erase fault memory.
Broze! It'll be nice if you'll comment the steps I followed and if you had the same.
The source of the steps came from Ross-Tech and from ELSA
0. Ignition ON (in my case the engine was running)
1. Select Jack Mode
2. Cycle the Parking Brake ON, then OFF (in this step I did hold the brake pedal as well)
3. Connect VCD
4. Open Parking Brake
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 005]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
5. Turn the ignition OFF
Mechanical part:
6. Remove securing bolts from brake caliper housing, when doing this counter-hold on guide pins.
Note: Do not unplug connection of actuator motor and/or brake system.
7. I pushed back the piston by applying the force between the pad and caliper.
8. insert pad retaining springs
9. fit the brake pads
10. Ensure that the brake pads are located correctly in the pad retainers
11. Secure brake caliper housing with new self-locking bolts. You have to apply 35 Nm force. As you read early I could apply it only to the top bolt. The bottom one I had to do by hands guessing the force as there is no space for the wrench.
Note: The repair kit includes four self-locking hexagon bolts which must always be installed
back to the VCD...
As I'm writing those instructions and recall the MishaR's comments, plus reviewed the ELSA I think the next step should be the adaptation (but I closed the brakes instead)!!!!!
12. Adaptation
[Select]
[53 - Parking Brake]
[10 - Adaptation]
Channel 06
[Read]
New value = 12 (that is my new pad)
[Test]
[Save]
Confirm [Yes]
[Done, Go Back]
13. Close Rear Parking Brake
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 006]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
14. That is the last step. According to ELSA the last step should be:
Electronic parking brake must be released.
- Selector lever must be in position "P".
– Switch off ignition, take out ignition key and lock steering.
Recalibration will now be performed.
- The electronic parking brake retracts and closes again audibly.
- It then sets the required clearance automatically.
– Wait for this process to be completed.
Recalibration is now completed.
According to the Ross-Tech the functional test needs to be performed (I had to do that as I had number of issues. See the first post )
[Select]
[53 - Parking Brake]
[Basic Settings - 04]
[Group 010]
[GO!]
Once it finished waited another 30 sec or so.
[Done, Go Back]
[Close Controller, Go back - 06]
15. Then erase fault memory.
Great article to use for reference, 3rd set of rear pads I've done on D3's. This made stepping through the routine easy, so thanks. Also I was able to follow the ELSA way, no need for the Ross-Tech suggested final step.
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