2007 Grand Cherokee WK Factory Service Manual 8 - ELECTRICAL

B210E-BATTERY VOLTAGE HIGH

For a complete wiring diagram Refer to Section 8W.



Possible Causes
 
VEHICLE CHARGING SYSTEM
 
RAIN SENSOR MODULE
 




Diagnostic Test

1. CHECK FOR ACTIVE DTC: B210E-BATTERY VOLTAGE HIGH

Turn the ignition on.
With the scan tool, record and erase Rain Sensor Module DTCs.
Wait 30 seconds.
With the scan tool, read Rain Sensor Module DTCs.

Is DTC: B210E-BATTERY VOLTAGE HIGH active?

Yes


No

2. VERIFY OPERATION OF THE VEHICLE CHARGING SYSTEM

NOTE: Troubleshoot any PCM charging/cranking DTCs before proceeding.

NOTE: Ensure the battery is fully charged.



Are any charging system DTCs present?

Yes


No