Jeep 7700722143 – Crankshaft Position Sensor is a vital sensor designed to monitor the position and rotational speed of the crankshaft in Jeep vehicles. This sensor helps the vehicle’s engine control unit (ECU) regulate ignition timing and fuel injection by providing accurate real-time data from the crankshaft’s position.
The sensor is specifically categorized under crankshaft components and identified by SKU BB-289709. When replacing this part, compare it carefully with the original sensor from your vehicle to ensure compatibility, particularly checking the connector type and mounting points. This helps maintain proper integration with the engine management system.
Understanding this component’s function is crucial: it does not merely detect crankshaft speed but plays an essential role in engine timing and performance. Failure or faults in this sensor can lead to engine starting issues or erratic running conditions, prompting the need for replacement.
- Check your existing sensor for matching part numbers and physical characteristics.
- Ensure the sensor matches the Jeep’s model requirements as indicated by the product title.
- Note that coding, calibration, or fault repair services are not covered or guaranteed with this sensor.
For technical advice or additional fitment queries, consider consulting the sales desk or submitting a request through the parts inquiry service.
Need help matching this item to your vehicle? Use more Crankshaft, Vehicle Parts Finder or Request a Part with your VIN, engine number, part number or clear photos.

