Diagnostic Test
WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
PERFORM TRANSMISSION CONTROL MODULE (TCM) PROGRAMMING PROCEDURE
- With the scan tool, attempt to program the TCM with the latest calibrations in accordance with the Service Information. Refer to MODULE, TRANSMISSION CONTROL, MODULE PROGRAMMING
.
Were you able to program the TCM successfully?
Yes
- Test complete.
- Perform the TRANSMISSION VERIFICATION TEST. Refer to TRANSMISSION VERIFICATION TEST .
No
- Using the schematics as a guide, check the TCM connector and all related in-line connector terminals for corrosion, damage, or pushed out terminals. Pay particular attention to the power and ground circuits. If no problems are found, replace and program the TCM in accordance with the Service Information. Refer to VALVE BODY, REMOVAL . Refer to 8HP70 TCM PROGRAMMING PROCEDURE .
- Perform the TRANSMISSION VERIFICATION TEST. Refer to TRANSMISSION VERIFICATION TEST .