Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

CHECK FOR AN ACTIVE DTC
1. With the scan tool, read TCM DTCs and record on the repair order.
2. Record the Event Data and Environmental Data.
3. With the scan tool, erase DTCs.
4. Using the recorded Event and Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
5. With the scan tool, read TCM DTCs.
  Did the DTC return?
  
  Yes
  - Go To 2
  No
  - Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
CHECK IF BCM IS PROPERLY PROGRAMMED
Has the BCM been recently programmed or replaced without being programmed?

Yes
- Perform PROGRAM THE BCM in accordance with the Service Information. Refer to MODULE, BODY CONTROL (BCM), REMOVAL AND INSTALLATION .
- Perform the TRANSMISSION VERIFICATION TEST. Refer to TRANSMISSION VERIFICATION TEST .
No
- Go To 3
CHECK IF TCM IS PROPERLY PROGRAMMED
Has the TCM been recently programmed or replaced with a new or used controller?

Yes
- Perform TCM PROGRAMMING PROCEDURE in accordance with the Service Information. Refer to MODULE, TRANSMISSION CONTROL (TCM), MODULE PROGRAMMING .
- Perform the TRANSMISSION VERIFICATION TEST. Refer to TRANSMISSION VERIFICATION TEST .
No
- With the scan tool perform the VEHICLE CONFIGURATION procedure and recheck for DTC. If the DTC has reset, using the schematics as a guide, check the TCM terminals for corrosion, damage, or pushed out terminals. Pay particular attention to all power and ground circuits. Check for any Service Bulletins for possible causes that may apply. If no problems are found, replace the TCM in accordance with the Service Information. Refer to MODULE, TRANSMISSION CONTROL (TCM), REMOVAL AND INSTALLATION .
- Perform the TRANSMISSION VERIFICATION TEST. Refer to TRANSMISSION VERIFICATION TEST .