Walker 235-1649 Engine Crankshaft Position Sensor

Engine Crankshaft Position Sensor for Nissan and Mercury

Walker Products 235-1649 is an engine crankshaft position sensor built for select Nissan, Isuzu, Subaru, and Mercury applications. It supports accurate crankshaft signal input for proper engine management and is a direct replacement option for vehicles such as the Nissan Maxima, Pathfinder, Quest, and 240SX.

Key Features

• Engine crankshaft position sensor for ignition and engine timing signal input
• Walker Products part number 235-1649
• OE-style replacement for select Nissan, Isuzu, Subaru, and Mercury vehicles
• Manufactured to meet or exceed OEM standards and specifications
• Backed by Walker Products engineering, product management, and technical support resources
• Walker Products has supplied fuel system and engine sensor components since 1946

Product Line Details

Walker Products is known for engine management components that support fuel and ignition system service. The brand line includes sensors, injectors, spark plug wires, gaskets, and repair kits, with manufacturing and product control processes aligned to ISO 9001 and IATF 16949 quality systems.

Detailed Description

This crankshaft position sensor is intended for vehicles that require a precise crankshaft signal for engine control functions. It is listed for 1983-1996 applications across Nissan, Isuzu, Subaru, and Mercury platforms, including 1985-1994 Nissan Maxima, 1987-1995 Nissan Pathfinder, 1993-1995 Nissan Quest, 1989-1990 Nissan 240SX, and 1993-1996 Mercury Villager. The Walker Products 235-1649 is also cross-referenced to Standard Ignition LX-653 for the same application.

What It Helps Solve

• Crankshaft signal loss or erratic sensor output
• Hard starting caused by incorrect engine timing input
• Stalling or intermittent engine shutdown
• Misfire or poor drivability related to crank signal issues
• Check engine light concerns tied to crankshaft position sensor faults

Installation Notes and Tips

Verify the vehicle year, make, model, and sensor style before ordering, since this part is listed for multiple Nissan and related applications with notes such as Hitachi or non-threaded configurations on certain models. Confirm connector style and mounting location against the original sensor and service information before installation. For best results, inspect related wiring and connectors for damage before replacing the sensor.

Quality Assurance

Walker Products manufactures this sensor to meet or exceed OEM standards and specifications. The company supports production with in-house engineering, product management, and technical documentation, and operates under ISO 9001/IATF 16949 certified quality systems.