Removal & Installation
- The crankshaft sensor is located on the driver side of the vehicle, above the differential housing. The bottom of the sensor sits above the drive plate.
- Disconnect the negative and positive battery cable.
- Remove the battery.
- Unlock and disconnect electrical connector from crankshaft position sensor.
- Install sensor and push sensor down until contact is made with the transmission case. While holding the sensor in this position, install and tighten the retaining bolt to 12 Nm (105 inch lbs.) torque.
- Connect electrical connector and lock to crankshaft position sensor.
Install the battery and connect the positive cable, then the negative battery cable.
- Visually inspect the related wire harness. Look for any chafed, pierced, pinched, or partially broken wires.
- Visually inspect the related wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.
- Ensure the Crankshaft Position Sensor and the Camshaft Position Sensor are properly installed and the mounting bolt(s) tight.
- Remove the Camshaft Position Sensor and inspect the Tone Wheel/Pulse Ring for damage, foreign material, or excessive movement.
- If no problems were evident, start the engine.
- Gently tap on the Cam Position Sensor and wiggle the Sensor.
- Inspect the Sensor harness connector, PCM harness connector, Sensor connector, and PCM connector for loose, bent, corroded, or pushed out pins or terminals.
- Inspect the related wire harness and the splices in the CMP circuits.
- Repair any wiring and/or connector concerns, or replace the Camshaft Position Sensor.
- With the proper lab scope probe and the Miller special tool #6801, backprobe the CKP Signal circuit at the CKP harness connector.
- Start the engine. Observe the lab scope screen. Are there any irregular or missing signals-
- If so, determine the cause and repair or replace the item, or refer to any TSBs that may apply.