Diagnostic Test
- CHECK THE TIPM FOR DTCS
- With the scan tool, check for TIPM DTCs.
Does the TIPM report the DTC U0001-CAN C BUS DTC or U0121-LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE?
Yes
- Refer to DIAGNOSIS AND TESTING and perform the appropriate diagnostic procedure.
- Refer to STANDARD PROCEDURE and perform the NAG1 TRANSMISSION VERIFICATION TEST.
No
- Go To 2.
- With the scan tool, check for TIPM DTCs.
- CHECK FOR ABS DTCS
- With the scan tool, read ABS DTCs.
Are there any ABS DTCs present?
Yes
- Refer to DIAGNOSIS AND TESTING or DIAGNOSIS AND TESTING for SRT8 and perform the appropriate diagnostic procedure.
- Refer to STANDARD PROCEDURE and perform the NAG1 TRANSMISSION VERIFICATION TEST.
No
- Using the schematics as a guide, check the Transmission Control Module (TCM) connectors and 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 TCM in accordance with the Service Information.
- Refer to STANDARD PROCEDURE and perform the NAG1 TRANSMISSION VERIFICATION TEST.
- With the scan tool, read ABS DTCs.