Diagnostic Test
- CHECK FOR AN ACTIVE DTC NOTE:
For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The screen depicts a high level view of the vehicle network. Fault and problem areas appear in red. Selecting any of the network components allows access to the source of the problem.
- Turn the ignition on.
- With a scan tool, read DTCs.
Is the DTC active?
Yes
- Go To 2
No
- Perform the INTERMITTENT DTC diagnostic procedure. Refer to INTERMITTENT CONDITION .
- POWERTRAIN CONTROL MODULE (PCM)
- Replace the Occupant Restraint Controller (ORC) in accordance with the Service Information. Refer to MODULE, OCCUPANT RESTRAINT CONTROLLER, REMOVAL . Perform the PCM VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
- Turn the ignition on, engine not running.
- With the scan tool, record and erase DTCs.
- Cycle the ignition switch from off to on.
- With the scan tool, read DTCs.
Is the DTC still active?
Yes
- Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL .
- Perform the PCM VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.