Brake Light Switch may cause BAS / ESP / ABS light to come on. It is the most common problem with Mercedes-Benz cars. Very familiar with models such as E 320, C 240, SLK, CLK and several other Mercedes-Benz chassis. Luckily for you this is a very easy repair that you can also perform yourself.
Buy Body Computer BCU : MERCEDES ML-CLASS 03 163 Type, ABS; (ESP, Electronic Stability Program), (R Rr eng comp), ML320, ML350 and ML500, ID # 1635458032: Relay Control Module - Amazon.com FREE DELIVERY possible on eligible purchases