Walker 235-1138 Engine Crankshaft Position Sensor

Walker Crankshaft Position Sensor 235-1138

Walker Products 235-1138 is an engine crankshaft position sensor built for direct replacement service on select applications. It uses a black housing, one oval connector, three female terminals, and a single mounting hole with an included bracket for a secure OE-style fit.

Compatible With 2003 Dodge Ram 1500 and 2003 Jeep Liberty, this crankshaft position sensor supports accurate engine timing signal input for proper drivability and starting performance. Walker Products backs this part with manufacturing and engineering controls developed to meet or exceed OEM standards.

Key Features

• Engine crankshaft position sensor for ignition and engine management service
• Walker Products part number 235-1138
• Black sensor body with oval 1-connector design
• 3-terminal female connection for direct electrical interface
• Single mounting hole with mounting bracket included
• OE-style replacement for select Dodge Ram 1500 and Jeep Liberty applications

Product Details

Walker Products has supplied fuel system and engine management components since 1946, with a focus on parts manufactured to meet or exceed OEM standards and specifications. The Walker Products line includes sensors and related engine management components supported by in-house manufacturing, product management, engineering, and technical documentation. Part 235-1138 is a crankshaft position sensor for vehicles that require a precise crankshaft signal to help the engine control system manage ignition timing and engine operation.

This part cross-references Standard Ignition PC487 for the same application.

Common Symptoms This Part May Address

• Hard starting or extended crank time
• Intermittent stalling or engine cut-out
• Rough running caused by an inconsistent crank signal
• Check engine light related to crankshaft position sensor faults
• No-start condition when the engine control module cannot read crankshaft position

Installation Notes

Verify connector shape, terminal count, and mounting style before installation. Confirm the sensor location and inspect the harness and connector for corrosion, damage, or looseness before connecting Walker Products 235-1138. Clear diagnostic trouble codes after installation and confirm proper engine operation.

Quality Assurance

Walker Products is an ISO 9001 and IATF 16949 certified manufacturer focused on producing engine sensors and fuel system components to OEM-level standards. The brand’s engineering and technical support resources help maintain application accuracy and product consistency for service work on vehicles such as the 2003 Dodge Ram 1500 and 2003 Jeep Liberty.