Fuel Pump Control System

Fuel Pump Control Inspection
1. Crank the engine and check for the fuel pump relay operation sound.
2. If no operation sound is heard, check the fuel pump relay.
3. If the fuel pump relay is normal, check the following.
^ PCM terminal voltage
Fuel pump control signal and related wiring harnesses and connectors
^ Main relay operation inspection
^ Wiring harness and connector between main relay and fuel pump relay.