Audi A4 (8E) Brake Electronics (Bosch 8.0)

From Ross-Tech Wiki

Coding

If the old Control Module is still accessible read/copy it's Coding to the new Module. In case this is not possible please contact us directly and we will assist you with the Coding Process.

Every inquiry on this topic has to include a full Auto-Scan as well as which parts have been replaced and why, also make sure the Auto-Scan includes the complete VIN of the vehicle in question.



Basic Setting

Sensor for Steering Angle (G85)

[Select]
[03 - ABS Brakes]

[Fault Codes - 02]
[Done, Go Back]

Start Engine (session still running).

Turn steering wheel at least 30 ° left and back straight ahead.

[Meas. Blocks - 08]
Group 005 Field 1 (Steering Angle Sensor -G85-)
Specification: 0.0 °
Tolerance (when straight): ±5.0 °
[Done, Go Back]

[Security Access - 16]
Enter 40168
[Do It!]

[Basic Settings - 04]
Group 001
[Go!]
[Done, Go Back]

[Fault Codes - 02]
All fault codes should have disappeared.
[Done, Go Back]

[Close Controller, Go Back - 06]


ESP-Sensor Unit (G419)

[Select]
[03 - ABS Brakes]

[Security Access - 16]
Enter 40168
[Do It!]

[Basic Settings - 04]
Group 069
[Go!]
Field 2 should show OK after a successful Calibration.
[Done, Go Back]

[Meas. Blocks - 08]
Group 010 Field 1/2 (Longitudinal Acceleration Sensor (G251))
Specification: ±1.25 m/s²
[Done, Go Back]


[Fault Codes - 02]
All fault codes should have disappeared.
[Done, Go Back]

[Close Controller, Go Back - 06]


Replacement

After Replacing or Coding this Control Module these Steps have to be performed in the following Order:

In case you are having trouble with procedure please contact us directly and we will assist you with the Coding Process. Every inquiry on this topic has to include a full Auto-Scan as well as which parts have been replaced and why, also make sure the Auto-Scan includes the complete VIN of the vehicle in question.