Diagnostic Test
- CHECK IF THE DTC IS ACTIVE
- CHECK FOR FCM/TIPM CAN BUS DTCS
- With the scan tool, read FCM/TIPM DTCs.
Are there any FCM/TIPM CAN BUS DTCs present?
Yes
- Refer to appropriate DTC Based Diagnostics service information and perform the appropriate diagnostic procedure.
- Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure
No
- Go to step 3
- With the scan tool, read FCM/TIPM DTCs.
- CHECK IF ENGINE DTCS ARE PRESENT
- With the scan tool, read engine DTCs.
Are there any engine DTCs present?
Yes
- Refer to appropriate DTC Based Diagnostics service information and perform the appropriate diagnostic procedure.
- Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure
No
- Go to step 4
- With the scan tool, read engine DTCs.
- CHECK THE PCM
- Replace and program the PCM in accordance with the Service Information.
- Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure
Does the DTC reset?
Yes
- Using the schematics as a guide, check the Transmission Control Module (TCM) pins, terminals, and connectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace the TCM in accordance with the Service Information.
- Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure
No
- Test Complete.
- CHECK THE WIRING AND CONNECTORS
- The conditions necessary to set this DTC are not present at this time.
- Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.
- Wiggle the wires while checking for shorted and open circuits.
Were there any problems found?
Yes
- Repair as necessary.
- Perform CVT VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure
No
- Test Complete.