Diagnostic Test
WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
- PERFORM TCM REPLACEMENT PROCEDURE NOTE:
Controller is programmed with generic boot and trim calibrations and will not allow the correct vehicle Powertrain management.
- With the scan tool, attempt to program the TCM with the latest calibrations.
Were you able to program the TCM successfully?
Yes
- Test Complete.
- Perform the TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Using the schematics as a guide, check the Transmission Control Module Assembly (TCMA) terminals for corrosion, damage or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace and program the TCMA in accordance to the Service Information. Refer to VALVE BODY, REMOVAL .
- Perform the TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- With the scan tool, attempt to program the TCM with the latest calibrations.