Diagnostic Test
- CHECK IF TIPM CAN BUS DTCs ARE PRESENT
- With the scan tool, read TIPM DTCs.
Are there any TIPM CAN BUS DTCs present?
Yes
- Perform the appropriate diagnostic procedure Refer to the TOTALLY INTEGRATED POWER MODULE (TIPM) - DIAGNOSTIC CODE INDEX article .
- Perform AWD VERIFICATION TEST Refer to STANDARD PROCEDURE .
No
- Go To 2
- With the scan tool, read TIPM DTCs.
- CHECK IF ENGINE DTCs ARE PRESENT
- With the scan tool, read Engine DTCs.
Are there any Engine DTCs present?
Yes
- Perform the appropriate diagnostic procedure Refer to the DTC INDEX article .
- Perform AWD VERIFICATION TEST Refer to STANDARD PROCEDURE .
No
- Using the schematics as a guide, check the AWD Module 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 AWD Module in accordance with the service information.
- Perform AWD VERIFICATION TEST Refer to STANDARD PROCEDURE .
- With the scan tool, read Engine DTCs.