Passat Sedan V6-3.6L (BLV) (2008)
-
Check the electrical harness connector for damage, corrosion, loose or broken terminals.
-
If necessary, repair the wiring connection.
If the specified value was obtained:
Checking output wiring
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 Leak Detection Pump (LDP) (-V144-) electrical connector terminals to Motronic Engine Control Module (ECM)
(J623) electrical connector T94 terminals for an open circuit.
Specified value: 1.5 ohms.
If the specified value is 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 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: