P0563-BATTERY VOLTAGE HIGH - ESM
For a complete wiring diagram Refer to Section 8W
- When Monitored:
Continuously with the ignition on.
- Set Condition:
When the monitored battery voltage rises above 16.0 volts.
| Possible Causes |
| CHARGING SYSTEM DTCS |
| VEHICLE WAS JUMP STARTED INCORRECTLY |
| SHIFT LEVER ASSEMBLY |
Always perform the NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - NAG1 - STANDARD PROCEDURE)
Theory of Operation
The Shift Lever Assembly monitors ignition voltage. The DTC will set, if the monitored battery voltage rises above 16.0 volts.
Diagnostic Test
1.CHECK FOR CHARGING SYSTEM DTCSNOTE: This includes any one trip faults.
Are there any Engine Charging System DTCs present?
Yes
- Refer to the 9 - ENGINE ELECTRICAL DIAGNOSTICS and perform the appropriate symptom.
- Perform NAG1 TRANSMISSION VERIFICATION TEST. (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - NAG1 - STANDARD PROCEDURE)
No
- Go To 2
2.VEHICLE WAS JUMP STARTED INCORRECTLY
Was the vehicle jump started by another vehicle?
Yes
- This is the cause of the DTC. Erase the DTC and return the vehicle to the customer.
- Perform NAG1 TRANSMISSION VERIFICATION TEST. (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - NAG1 - STANDARD PROCEDURE)
No
- Go To 3
3.SHIFT LEVER ASSEMBLY
Did the P0563-BATTERY VOLTAGE HIGH DTC reset?
Yes
- Replace the Shift Lever Assembly per the Service Information
- Perform NAG1 TRANSMISSION VERIFICATION TEST. (Refer to 21 - TRANSMISSION/TRANSAXLE/AUTOMATIC - NAG1 - STANDARD PROCEDURE)
No
- Test Complete.