For a seized injector, see Figure "Seized Injector Failure" .
Figure 1. Seized Injector Failure
COMPLAINT: Misfire, Noisy (slapping), erratic running.
CAUSE: Plunger seized, incorrect plunger/body match (failure with less than 1,000 miles, suggests contamination in fuel system).
CORRECTION: Replace unit injector
RECOMMENDATION: Check fuel quality for water in fuel. Check fuel temperature.
|Unit Fuel Injectors and Unit Pumps Technician's Guide - 7SE500|
|Generated on 10-13-2008|