Monitor GDS Data
- Connect GDS to Data Link Connector (DLC).
- Engine start.
- Monitor "battery sensor" parameter on the "Current Data" with GDS
- Are the parameters displayed correctly?
YES
Fault is intermittent caused by poor contact in the sensor's and/or ECM's connector or was repaired and ECM memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
Go to "TERMINAL & CONNECTOR INSPECTION " procedure.