W/Harness Inspection

Engine Control
P0625 Generator Field/ F Terminal Circuit Low - 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?






Control Circuit Inspection

1. With ignition OFF, disconnect alternator connector, and ECM connector.
2. Measure the resistance between FR terminal of the alternator harness connector and chassis ground.

Specification : Infinite




3. Is the measured resistance within specification?