W/Harness Inspection

P0232 Fuel Pump Secondary Circuit High

Inspection/Repair - W/Harness Inspection

Terminal and Connector Inspection

1. Many malfunctions in the electrical system are caused by poor harness and terminals.
Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
3. Has a problem been found?
YES
1) Repair as necessary and go to "Verification of Vehicle Repair" procedure.
NO
1) Go to "Fuel pump relay circuit inspection" procedure.

Fuel Pump Relay Circuit Inspection

1. Key "OFF".
2. Disconnect fuel pump relay.
3. Key "ON".
4. Measure the voltage between terminal 5 of fuel pump relay harness connector and chassis ground.
A. Specification : Approx. 3.5 V




5. Is the measured voltage within specifications?
YES
1) Go to "Component inspection" procedure.
NO
1) Repair Short to power in control circuit, and go to "Verification of vehicle Repair" procedure.