Diagnostic Test
WARNING: This page is about a different car, the 2012 Jeep Patriot and 2012 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR TIPM CAN BUS DTCS
- With the scan tool, read TIPM DTCs.
Are there any TIPM CAN BUS DTCs present?
Yes
- Refer to TOTALLY INTEGRATED POWER MODULE (TIPM) - DTCS B106B TO B2304 or TOTALLY INTEGRATED POWER MODULE (TIPM) - DTCS B2305 TO U1108 and perform the appropriate symptom.
- Perform the AWD CONTROL MODULE VERIFICATION TEST. Refer to AWD CONTROL MODULE VERIFICATION TEST .
No
- Go To 2.
- With the scan tool, read TIPM DTCs.
- CHECK IF ABS DTCS ARE PRESENT
- With the scan tool, read ABS DTCs.
Are there any ABS DTCs present?
Yes
- Refer to ABS - DIAGNOSIS AND TESTING and perform the appropriate symptom.
- Perform the AWD CONTROL MODULE VERIFICATION TEST. Refer to AWD CONTROL MODULE VERIFICATION TEST .
No
- Using the schematics as a guide, check the AWD Control 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 PCM/TCM in accordance with the Service Information.
- Perform the AWD CONTROL MODULE VERIFICATION TEST. Refer to AWD CONTROL MODULE VERIFICATION TEST .
- With the scan tool, read ABS DTCs.