Diagnostic Test

CHECK FOR ACTIVE DIAGNOSTIC TROUBLE CODE (DTC) 

1. Cycle the ignition on.
2. Using the scan tool, read the PCM DTCs.

   Are there any PCM Charging or Battery DTCs present?

   Yes 

   • Refer to DTC INDEX and perform the appropriate diagnostic procedure.

   No 

   • This code is a CAN system message for information only. At some time the battery system was over 18.4 volts. Check the charging system and system grounds in accordance with the Service Information.
   • Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .