Diagnostic Procedure
WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC PROCEDURE - BRAKE WARNING INDICATOR ALWAYS ON
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Turn the ignition on. With the DRBIII®, enter Instrument Cluster, System Tests then PCM Monitor. Does the DRBIII® display: PCM is active on the BUS? Yes --> Erase the DTC, if DTC resets, replace the Instrument Cluster in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 2 |
All |
| 2 | Turn the ignition on. With the DRBIII®, attempt to communicate with the PCM. Was the DRBIII® able to communicate with the PCM? Yes --> Go To 3 No --> Refer to the COMMUNICATION CATEGORY and perform the appropriate symptom. Perform BODY VERIFICATION TEST - VER 1 . |
All |
| 3 | Turn the ignition off. Disconnect the PCM C2 harness connector. Connect the diagnostic junction port tester #8339 to the diagnostic junction port.
NOTE:
Do not connect the tester to the DRBIII®. Measure the resistance of the PCI Bus circuit between the diagnostic junction port tester and the PCM C2 connector. Is the resistance below 5.0 ohms? Yes --> Replace and program the Powertrain Control Module in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . No --> Repair the PCI Bus circuit for an open. Perform BODY VERIFICATION TEST - VER 1 . |
All |