Diagnostic Test
WARNING: This page is about a different car, the 2009 Dodge Caliber. However, it is still accessible from the selected car via links, so may be relevant.
- ACTIVE DTC NOTE: An external Radio-Frequency Identification (RFID) key (and/or pass/radio key), such as one used to gain access to a 24 hour gym, can cause this DTC to set and create a no start condition. Inspect the customer's key chain for any type of RFID key. If one is not found, question the customer to see if a spare key chain has this RFID key on it or if it was removed from the original key chain before the vehicle was released for service. If a RFID key is present, remove the ignition key from the vehicle and remove the RFID key from the key chain. For GPEC equipped vehicles, disconnect the battery and wait a minimum of 5 minutes, reconnect and attempt to start the vehicle. For NGC equipped vehicles, turn the ignition on a minimum for one hour, and then attempt to start the vehicle. If the vehicle does not start, continue with the diagnostic test.
- NO COMMUNICATION WITH SKREEM/WCM 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.
- With the scan tool, attempt to communicate with the WCM.
Can the scan tool communicate with the WCM?
Yes
- Go to step 3
No
- Refer to Non-DTC Diagnostics/Communication - Diagnosis and Testing and perform the No Response from WCM diagnostic procedure.
- With the scan tool, attempt to communicate with the WCM.
- SKREEM/WCM TROUBLE CODES SET
- With the scan tool, check for WCM DTCs.
Are any DTCs present in the WCM?
Yes
- Refer to DTC-Based Diagnostics/MODULE, Wireless Control (WCM) - Diagnosis and Testing and perform the appropriate diagnostic procedure.
No
- Go to step 4
- With the scan tool, check for WCM DTCs.
- VIN PROGRAMMED INTO PCM
- With the scan tool, display the VIN that is programmed in the PCM.
Has a VIN been programmed into the PCM?
Yes
- Go to step 5
No
- Program the correct VIN into the PCM and retest.
- Perform the WCM VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Wireless Control (WCM) - Standard Procedure .
- With the scan tool, display the VIN that is programmed in the PCM.
- POWERTRAIN CONTROL MODULE (PCM)
- Turn the ignition off.
- Replace and program the SKREEM/WCM in accordance with the Service Information.
- Ignition on, engine not running.
- With the scan tool, erase all WCM and PCM DTCs.
- Attempt to start the engine.
- With a scan tool, select View DTCs.
Is the status Active for this DTC?
Yes
- Replace and program the Powertrain Control Module in accordance with the Service Information.
- Perform the POWERTRAIN VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .
NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.No
- Test Complete.
- IGNITION KEY NOTE: This DTC could have been set if the WCM harness connector was disconnected, or if the WCM was replaced recently.NOTE: All of the ignition keys for this vehicle must be tested to verify proper operation.NOTE: If this DTC cannot be reset, it could have been an actual theft attempt.
- Ignition on, engine not running.
- Verify that the correct VIN is programmed into the PCM and WCM.
- Turn the ignition off.
- Using each vehicle key, turn the ignition on and start the engine.
- With a scan tool, View DTCs for each key.
Is the status Active for this DTC?
Yes
- Replace the ignition key.
- Perform the WCM VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Wireless Control (WCM) - Standard Procedure .
No
- Test Complete.