Diagnostic Test
WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
- DTC IS ACTIVE
- Turn the ignition off.
- If possible, allow the vehicle to sit with the ignition off for more than 480 minutes in an environment where the temperature is consistent and above - 7° C (19.4° F).
- Test drive the vehicle. The vehicle must exceed 48 km/h (30 mph) during the test drive. Do not cycle the ignition off when the test drive is completed.
- With a scan tool, select View DTCs.
Is the status Active or Pending for this DTC?
Yes
- Go to step 3
No
- Go to step 2
- DTC SET IN TIPM
- Turn the ignition on.
- With a scan tool, read TIPM DTC.
Is the Ambient Air Temperature Sensor DTC(s) set?
Yes
- Perform the appropriate AAT (TIPM) DTC Test. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Diagnosis and Testing .
No
- Go to step 3
- COMMUNICATION DTC(S)
- With a scan tool, check for any Communication DTC(S)
Are any Communication DTC(S) set?
Yes
- Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Diagnosis and Testing and perform the appropriate Communication Test.
No
- Go to step 4
- With a scan tool, check for any Communication DTC(S)
- POWERTRAIN CONTROL MODULE (FCM)
- Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Look for any chafed, pierced, pinched, or partially broken wires.
- Look for broken, bent, pushed out or corroded terminals.
- Monitor the scan tool data relative to this circuit and wiggle test the wiring and connectors.
- Look for the data to change or for the DTC to reset during the wiggle test.
- Refer to any Technical Service Bulletins that may apply.
Were any problems found?
Yes
- Repair as necessary.
- Perform the PCM Verification Test. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .
No
- Replace the Powertrain Control Module (FCM) in accordance with the Service Information.
- Perform the PCM Verification Test. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .