Performing zero compensation of brake pressure sender 1G201 and brake pressure sender 2G214 — AUDI

🧭 Before you start

Fits: Audi A3 (8L, 1996–2003)

• Special tools named: VAS 5051

Don't miss

• Connect vehicle diagnostic, testing and information systemVAS 5051 A and select vehicle system "“03 - Brake electronics”". When doing this the ignition must be switched on.
• If display on VAS 5051 A reads "“function unknown or function can not be performed at present”" the login procedure or coding II were not successful. Repeat login procedure or coding II.
• The display does not return to 0.00 bar after performing zero compensation successfully.
• After you press function "“06 - End output”", the ABS warning lamp K47 and the traction control system warning lamp K86 light up for approx. two seconds.

📋 Procedure

1. Connect vehicle diagnostic, testing and information systemVAS 5051 A and select vehicle system "“03 - Brake electronics”". When doing this the ignition must be switched on.
2. From list (1) select diagnostic function "“11 - Login procedure”" or "“11 - Coding II”".
3. Use keypad (2) to enter code "“40168”" and confirm entry by touching Q key. [Note: If display on VAS 5051 A reads "“function unknown or function can not be performed at present”" the login procedure or coding II were not successful. Repeat login procedure or coding II.]
4. Terminate function "“11 - Login procedure”" or "“11 - Coding II”" by touching ← key.
5. From list (1), select function "“04 - Basic setting”".

6. Use keypad (2) to enter "“066”" for "“display group number 066”" and confirm by pressing the Q key. [Note: The display does not return to 0.00 bar after performing zero compensation successfully.]
7. Terminate function "“04 - Basic setting”" by pressing the ← key. [Note: After you press function "“06 - End output”", the ABS warning lamp K47 and the traction control system warning lamp K86 light up for approx. two seconds.]
8. Proceed as follows to rectify the fault:
9. Check zero position of brake pressure sender 1G201 and brake pressure sender 2G214 in measured value block 005 .
10. Interrogate fault memory .
11. Erase fault memory .
12. Conclude the transfer of data with the function "“06 - End output”".
13. Switch off ignition.
14. Switch ignition on again.
15. Perform zero compensation again.

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