Troubleshooting preparations:
WARNING: This page is about a different car, the 1996 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
- Remove automatic glow time control module (J179), stamped with production number 120, from relay locations 15 and 16
- Numbers in black circles are electrical test points. See GLOW PLUG SYSTEM WIRING DIAGRAMS .