Motorad 1KR151 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for Nissan and Mercury

The Motorad 1KR151 engine crankshaft position sensor is built for OE-level accuracy in crankshaft signal monitoring. It is a direct-fit engine management sensor for select Nissan Quest, Nissan Altima, and Mercury Villager applications, helping maintain consistent engine operation.

• Engine crankshaft position sensor for ignition and engine management systems
• Black housing with rectangular female connector
• 1 connector, 2 male terminals, blade terminal type
• Single mounting hole design
• Sensor body diameter: 0.5 in.
• No wiring harness included
• No mounting bracket included

Fitment and Application Details

Fits 1997-2002 Mercury Villager, N/A. Fits 1996-2002 Nissan Quest, N/A. Fits 1993-1997 Nissan Altima, N/A. This Motorad 1KR151 crankshaft position sensor cross-references OE-style part numbers such as 237311B000 and 237314E810 for the same application.

What This Sensor Helps Address

• Crankshaft position signal loss
• Intermittent engine stalling
• Hard starting or no-start conditions
• Rough idle caused by inaccurate crankshaft data
• Check engine light concerns related to crankshaft sensor faults

Installation Notes

Verify connector shape, terminal count, and mounting style before installation. The rectangular female connector and single-hole mount should match the original sensor on the vehicle. Confirm the sensor location and inspect the harness connector for corrosion or damage before connecting the replacement part.

Quality Assurance

Motorad manufactures this 1KR151 crankshaft position sensor in IATF 16949 certified facilities to support consistent OE-level fit and function. Motorad backs its engine management products with a limited lifetime warranty.