Test conditions

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 1999 Volkswagen Jetta, 1998 Volkswagen Jetta, 1997 Volkswagen Jetta, 1995 Volkswagen Jetta III, and 1995 Volkswagen Golf III. However, it is still accessible from the selected car via links, so may be relevant.

Battery positive voltage (B+) = 11.5 volts minimum
Ignition switched OFF
Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248- OK
Glow plug fuse -S125- OK

NOTE: The production "control" number "180" must appear on the housing of the glow plug relay.