Evaluation: Injected quantity 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: INJECTED QUANTITY DISPLAY

Scan tool display	Possible cause	Corrective action
Below 3 mg/H	Injection pump too rich Injection pump too lean	Replace injection pump, see DIESEL INJECTION PUMP, REMOVING AND INSTALLING Replace injection pump See DIESEL INJECTION PUMP, REMOVING AND INSTALLING
Above 9 mg/H	Engine too cold	Run engine at increased speed to warm up and repeat check