Diagnostic Test

CHECK FOR AN ACTIVE DTC
NOTE:
Diagnose any Communication DTCs before continuing.
1. Turn the ignition on
2. With the scan tool, read DTCs.
  NOTE:
  It may be necessary to drive the vehicle to meet the conditions to set this DTC, try to repeat the conditions in which the fault originally set by reviewing the Freeze Frame data.
  
  Is the DTC active or pending?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
INTELLIGENT BATTERY SENSOR CIRCUIT DTCS SET IN THE BODY CONTROL MODULE
Are any Intelligent Battery Sensor Circuit DTCs set in the Body Control Module?

Yes
- Diagnose the appropriate Intelligent Battery Sensor Circuit DTC in the Body Control Module. Refer to DIAGNOSIS AND TESTING .
No
- Go To 3
VERIFY CORRECT BATTERY INSTALLED
1. Verify that the correct Battery is installed in the vehicle.
  Is the correct Battery installed?
  
  Yes
  - Replace the Intelligent Battery Sensor (IBS) in accordance with the Service Information. Refer to SENSOR, INTELLIGENT BATTERY (IBS), REMOVAL AND INSTALLATION .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace the Battery. Refer to BATTERY, REMOVAL AND INSTALLATION .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .