P0563

Test 1 - 3:

Test 4 - 5:

SYMPTOM
P0563-BATTERY VOLTAGE HIGH

WHEN MONITORED
With the key on or the engine running.

SET CONDITION
The battery voltage detected by the ECM is greater than a calibrated value.

POSSIBLE CAUSES
- P0622 present
- P2502 present
- P2504 present
- Batteries improperly installed
- ECM
- Intermittent condition