Test Step 24 - Powertrain Control Module
- Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the CMP sensor and the PCM.
- Look for any chafed, pierced, pinched, or partially broken wires.
- Look for broken, bent, pushed out or corroded terminals.
- Monitor the scan tool data relative to this circuit and wiggle test the wiring and connectors.
- Look for the data to change or for the DTC to reset during the wiggle test.
- Refer to any TSBs that may apply.
Were any problems found?
Yes
- Repair as necessary.
- Perform the PCM Verification Test. Refer to PCM VERIFICATION TEST .
NOTE:
A battery disconnect must be performed to clear the cam crank synchronization events.
No
- Replace and program the PCM. Refer to FOR ENGINE CJRA - REMOVAL AND INSTALLATION , FOR ENGINE CGVA - REMOVAL AND INSTALLATION or FOR ENGINE CGUA - REMOVAL AND INSTALLATION .
- Perform the PCM Verification Test. Refer to PCM VERIFICATION TEST .