Evaluation: Cold start valve, duty cycle display

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 1999 Volkswagen Jetta, 1998 Volkswagen Jetta, 1997 Volkswagen Passat, 1997 Volkswagen Jetta, and 1996 Volkswagen Passat. However, it is still accessible from the selected car via links, so may be relevant.

EVALUATION: COLD START VALVE, DUTY CYCLE DISPLAY

Scan tool display	Possible cause	Corrective action
Below 2 % or Above 95 %	Cold start valve -N108- faulty	Check N108, see OUTPUT DIAGNOSTIC TEST MODE, CHECKS Dynamically check start of injection and adjust, see START OF INJECTION, DYNAMICALLY CHECKING AND ADJUSTING Check fuel supply system