Pinpoint Test E: The Charging System Warning Indicator is Off With the Ignition Switch in the RUN Position and the Engine Off: Testing
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
- E1 CHECK THE CHARGING SYSTEM WARNING INDICATOR OPERATION
- Key in ON position.
- Enter the following diagnostic mode on the diagnostic tool: Instrument Cluster Active Commands.
Using the instrument cluster Active Commands, turn on the charging system warning indicator.
- Is the charging system warning indicator on?
- Yes : GO to E2.
- No : REFER to INSTRUMENT CLUSTER to diagnose the charging system warning indicator.
- E2 CHECK FOR CORRECT PCM OPERATION
- Disconnect all of the PCM connectors.
- Check for:
- corrosion
- pushed-out pins
- Connect all of the PCM connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS . REPEAT the self-test. TEST the system for normal operation.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test. TEST the system for normal operation.