Walker 235-1139 Engine Crankshaft Position Sensor

Walker 235-1139 Crankshaft Position Sensor

Walker Products 235-1139 is an engine crankshaft position sensor built for accurate crankshaft signal input in supported applications. It features a black housing, rectangular 1-way connector, 3 terminals, and a mounting bracket for a direct-fit style replacement where specified.

Compatible With 1998-2008 Chevrolet Astra, Chevrolet LUV, Isuzu Amigo, Isuzu Rodeo, Isuzu Rodeo Sport, and Suzuki Forenza applications listed below. This part cross-references Standard Ignition PC485 and PC735 for the same application.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Walker Products part number 235-1139
• Black finish with rectangular connector design
• 1 connector, 3 terminals, male connector / female terminal configuration
• Mounting bracket included for specified installation points
• Built by Walker Products, a manufacturer of fuel system and engine sensor components since 1946
• Produced under ISO 9001/IATF16949 quality system standards

Product Details

Walker Products 235-1139 is part of the Walker Products engine sensor line, which includes crankshaft sensors, camshaft sensors, throttle position sensors, oxygen sensors, fuel injectors, and related engine management components. The brand focuses on manufacturing parts to meet or exceed OEM standards and specifications, with engineering and technical support used to maintain application accuracy. For buyers searching for a crankshaft position sensor for Chevrolet Astra, Chevrolet LUV, Isuzu Rodeo, Isuzu Rodeo Sport, Isuzu Amigo, or Suzuki Forenza, this sensor provides the connector and mounting configuration called out in the catalog data.

What It Helps Fix

• Crankshaft signal loss or intermittent engine speed input
• Hard starting or no-start conditions related to crank sensor failure
• Stalling caused by incorrect crankshaft position data
• Misfire or drivability issues tied to engine timing signal errors
• Check engine light concerns associated with crankshaft position sensor faults

Installation Notes

Verify connector shape, terminal count, and mounting location before installation. This sensor uses a rectangular connector with one mounting hole and a bracket, so matching the original sensor style is important for proper fitment. Confirm vehicle application by year, make, and model before ordering, especially for 2004-2008 Suzuki Forenza, 2004-2006 Chevrolet Astra, 1999-2005 Chevrolet LUV, 1998-2003 Isuzu Rodeo, 2001-2003 Isuzu Rodeo Sport, and 1998-2000 Isuzu Amigo.

Quality Assurance

Walker Products has supplied automotive fuel system and engine sensor components since 1946 and manufactures to OEM-level standards and specifications. The company supports its products with in-house manufacturing, product management, engineering, and technical documentation to help maintain application accuracy.