ESP light ON, audi A3 2.0T 2007
 

Hi,
last day, the ESP warning light is staying on. nothing to do with the button on the dash :mad:

so Vag Com diag :

Address 03: ABS Brakes Labels: 1K0-907-379-MK60-F.lbl
Control Module Part Number: 1K0 907 379 AC HW: 1K0 907 379 AC
Component and/or Version: ESP FRONT MK60 0101
Software Coding: 0021122

1 Fault Found:

01435 - Brake Pressure Sensor 1 (G201)
012 - Electrical Fault in Circuit


verification of brake light switch :

VAG -> ENGINE -> MEAS. BLOCK -> GROUP 066
in second "box" I have 1000, no feet on the pedal, (the 1 is for the cruise control)


"clutch" pedal is pressed :01100

brake pedal is pressed : 01011

clutch + brake pedal are pressed : 01111

is this ok in your case ???? my brake light work fine!!!



Verificaiton of Brake Pressure Sensor 1 (G201):

Prerequisites:

> System voltage at least 12.0 V.

[Select]

[03 - Brake Electronics]
[Measuring Blocks - 08]
Group 005
[Go!]
field 1, the value is 214.66 bars :confused: normaly it must be between -8.0 and +8.0 bar.

I need other suggestion to test before going to the dealer.
I had read that this is a commun issu of the ABS brake system in VW and Audi because now the Brake Pressure Sensor 1 (G201) is integrated in the ABS module :crazy:

Please Help !