Passat Sedan V6-3.6L (BLV) (2008)
If the manufacturers test box is being used. Perform the following step.
Install the test box.
If the manufacturers test box is not being used. Perform the following step.
Remove the Motronic Engine Control Module (ECM) (J623). Refer to the Repair Information.
Using a multimeter, check the HO2S Oxygen Sensor Bank 2 Sensor 2 (G131) electrical harness connector terminals to the Motronic Engine
Control Module (ECM) (J220) electrical harness connector T94 terminals for an open circuit.
Specified value: 1.5 ohms Max.
If the specification was not obtained:
Check the wiring for high resistance, an open or a short to voltage or ground.
Check the electrical harness connector for damage, corrosion, loose or broken terminals.
If necessary, repair the faulty wiring connection.
Erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] See: Computers and Control Systems/Testing and
Inspection/Scan Tool Testing and Procedures/Diagnostic Modes 01 - 09.
Perform a road test to verify repair.
If the DTC does not return:
Generate readiness code. Refer to => [ Readiness Code ] See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles
and Readiness Codes.
If the DTC does return, no malfunction is detected in the wiring and the voltage supply is OK:
Replace the Motronic Engine Control Module (ECM) (J623). Refer to the Repair Information.
Assembly is performed in the reverse of the removal.
After repair work, the following work steps must be performed in the mentioned sequence: