Diagnostic Test

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

CHECK IF THE DTC IS ACTIVE
1. With the scan tool, read Transmission DTCs.
  Is the status Active for this DTC?
  
  Yes
  - Go To 2
  No
  - Go To 4
CHECK THE BCM
Has the BCM been reprogrammed or replaced without being programed?

Yes
- Program the BCM if not programed. With the scan tool perform the proxi update procedure.
- Perform the TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Go To 3
CHECK THE TCM
Has the TCM been recently replaced with a new or used controller?

Yes
- With the scan tool, perform a TCM proxi relearn.
- Perform TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- With the scan tool, perform a TCM proxi relearn and recheck for DTC. If DTC reset and using the schematics as a guide, check the Transmission Control Module (TCM) terminals for corrosion, damage, or terminal push out. 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.
- Perform TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK THE WIRING AND CONNECTORS
1. The conditions necessary to set this DTC are not present at this time.
2. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.
3. Wiggle the wires while checking for shorted and open circuits.
  Were there any problems found?
  
  Yes
  - Repair as necessary.
  - Perform TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Test Complete.