Walker 235-1757 Engine Crankshaft Position Sensor

Walker 235-1757 Crankshaft Position Sensor

Walker 235-1757 is an engine crankshaft position sensor for select Jeep applications with High Altitude Emissions. It provides the engine speed and crankshaft position signal used by the engine management system for accurate ignition and fuel control.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Fits select 1986-1991 Jeep Cherokee, 1986-1991 Jeep Comanche, 1988-1990 Jeep Wrangler, and 1986-1987 Jeep Wagoneer with High Altitude Emissions
• Walker Products part number 235-1757
• Cross-references OE-style numbers 5S1800 and PC307 for the same application
• Manufactured by Walker Products, a long-standing supplier of fuel system and engine sensor components

Product Details

Walker Products 235-1757 is part of the Walker Products engine sensor line, which includes crankshaft sensors, cam sensors, throttle position sensors, oxygen sensors, fuel injectors, and related engine management components. Walker Products has supplied automotive fuel system and sensor parts since 1946 and states that its products are built to meet or exceed OEM standards and specifications. This sensor is a direct-fit service part for the listed Jeep Cherokee, Comanche, Wrangler, and Wagoneer applications with High Altitude Emissions.

Common Issues This Sensor Can Address

• Crank signal loss that can prevent the engine from starting
• Intermittent stalling caused by an unstable crankshaft position signal
• Rough running from incorrect ignition timing input
• Check engine light conditions related to crank sensor performance
• Hard starting after heat soak or during repeated restart cycles

Installation Notes

Verify the vehicle’s year, model, and High Altitude Emissions configuration before ordering. Compare the connector, mounting style, and sensor location on the original part to confirm match-up with Walker 235-1757. Clean the mounting area and inspect the harness and terminals before installation to help ensure a stable signal.

Quality Assurance

Walker Products is an ISO 9001/IATF 16949 certified manufacturer with in-house manufacturing, engineering, and product support resources. The company states that its engine sensors are produced to meet OEM-level standards and application accuracy requirements.