One problem related to ignition has been reported for the 2004 Volkswagen Jetta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Volkswagen Jetta based on all problems reported for the 2004 Jetta.
Electrical fire in ignition harness melted harness (including coils) which resulted in stall-out. Ignition fuse to computer was disabled preventing re-start of automobile.