FUEL INJECTION
90-884294 Page 3B-27OCTOBER 2001
Electric Fuel Pump Inlet Filter Check and De-Pressurizing EFI System
Procedures
Purpose: Checking the inlet filter for obstructions, damage etc. eliminates this component as a possible
source of restriction in the system.
1. De-pressurize EFI fuel system by wrapping a clean cloth around pressure port valve
and inserting tip of screwdriver into valve, depressing valve core. Let fuel drain from
valve.
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a
b
a-Pressure Port b-Drain Plug
2. Remove drain plug from vapor separator and allow fuel to drain into suitable container.
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