Fuel Pump: Testing and Inspection

FUEL PUMP OPERATION INSPECTION




1. Connect terminal 1 (FUEL PUMP) and terminal 5 (Battery+) of diagnostic connector with a jumper wire.
2. Remove the fuel filler cap.
3. Turn IG ON.
4. Determine if fuel pump is running by listening for sound of it at fuel filler inlet.
5. Install fuel filler cap.
6. If no sound was heard, measure fuel pump supply voltage.

Voltage: Approx. 12 V

7. If voltage is not correct, check fuel pump relay or wiring harness.