Passat (B3)
Secondary air system (Vehicles > 07.95)
Checking secondary air pump motor
Special tools, testers and auxiliary items |
Test conditions
Test sequence |
|
If the motor runs, but no air exits hose:
If the secondary air pump motor does not run:
LED lights up (voltage supply OK):
LED does not light up:
=> Repair group 01; self-diagnosis; final control diagnosis
=> Repair group 01; Self-diagnosis; Interrogating fault memory |