Test step 1
WARNING: This page is about a different car, the 2004 Volkswagen R32. However, it is still accessible from the selected car via links, so may be relevant.
This checks the voltage supply of All-Wheel Drive Control Module -J492-.
- Set measuring range to 20 V.
- Switch on ignition.
- Measure between terminal - 1 - and terminal - 2 - (Ground) on disconnected connector.
Specified value: Battery voltage
If specified value not obtained:
- Repair wiring routing according to wiring diagram Electrical Wiring Diagrams, Troubleshooting Component Locations.
- Switch ignition off.