FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

AC11 - Check Fuel Pump



- No smoking nearby.

- Connect fuel pressure gauge.

- Note initial pressure reading.

- Observe pressure gauge as fuel system is pressurized. (Turn key to "RUN" for one second, then turn key to "OFF". Wait 10 seconds. Repeat five times).

- Does fuel pressure increase?

WARNING: If fuel starts leaking, turn key off immediately. No smoking.

Yes -- Go to pinpoint test step S1. S - System Check

No -- Go to Fuel Delivery and Air Induction to check for mechanical problems in fuel system.