Generator On-Vehicle Tests
WARNING: This page is about a different car, the 2006 Mercury Montego, 2006 Ford Freestyle, and 2006 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
- To prevent damage to the generator, do not make the jumper wire connections except as directed.
- Do not allow any metal object to come in contact with the housing and the internal diode cooling fins with the key in the ON or OFF positions. A short circuit may result and burn out the diodes.
NOTE:
- Battery posts and cable clamps must be clean and tight for accurate meter indications.
- Refer to the battery tester manual for complete directions for testing the charging system.
- Turn off all of the lamps and the electrical components.
- Place the transmission in NEUTRAL and apply the parking brake.
- Carry out GENERATOR ON-VEHICLE TESTS - LOAD TEST and GENERATOR ON-VEHICLE TESTS - NO LOAD TEST according to the following component tests: