Walker 235-1651 Engine Crankshaft Position Sensor

Walker 235-1651 Crankshaft Position Sensor

Walker Products 235-1651 is an engine crankshaft position sensor for select Mazda Miata applications. It is built for accurate engine management signal delivery and direct replacement service on confirmed fitment vehicles.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Fits 1990-1993 Mazda Miata, N/A
• Walker Products engine sensor backed by in-house manufacturing and engineering support
• Manufactured to meet or exceed OEM standards and specifications
• ISO 9001/IATF16949 certified production environment
• Part number 235-1651 for catalog and service identification

Product Details

Walker Products has supplied fuel system and engine management components since 1946, with a focus on OE-style accuracy and application coverage. The 235-1651 crankshaft position sensor is part of the Walker Products line of engine sensors, which includes cam and crankshaft sensors, oxygen sensors, throttle position sensors, fuel injectors, and related ignition and fuel system components. For technicians and parts buyers servicing a Mazda Miata, this sensor is listed for 1990-1993 models and supports the crankshaft signal the engine control system relies on for timing and operation. This part cross-references Standard Ignition PC217 for the same application.

Common Issues This Sensor May Address

• Crankshaft signal loss or intermittent engine speed input
• Hard starting or no-start conditions on the Mazda Miata
• Stalling, misfire, or unstable idle related to crank signal errors
• Check engine light concerns tied to crankshaft position sensor faults
• Poor ignition timing control caused by an inaccurate sensor signal

Installation Notes and Tips

Verify the vehicle year and application before ordering. Compare the original sensor connector, mounting style, and routing to the replacement part number 235-1651. Inspect related wiring, connectors, and nearby engine components for damage or contamination before installation. After replacement, clear diagnostic trouble codes and confirm proper engine starting and idle quality.

Quality Assurance

Walker Products states that its engine management components are manufactured to meet or exceed OEM standards and specifications. The company supports production with its own manufacturing, product management, and engineering staff, and operates under ISO 9001/IATF16949 certification.