Monitor GDS Data
- Connect GDS to DLC (Data Link Cable).
- Warm up the engine to normal operating temperature.
- LIN communication line between ECM and battery sensor 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 ".
NO
- Go to "TERMINAL AND CONNECTOR INSPECTION ".