Diagnostic Test
CHECK FOR AN ACTIVE DTC
- Start the engine and allow it to idle.
- With the scan tool, read DTCs and record on the repair order.
Is the DTC active or pending?
Yes
- Diagnose the charging system and repair the overcharging condition.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .