Walker 242-1041 Ignition Knock (Detonation) Sensor

Walker 242-1041 Knock Sensor Overview

Walker Products 242-1041 is an ignition knock (detonation) sensor built for select Toyota and Lexus applications. It uses a square female connector, blade terminal, and a 12.0000 threaded end diameter to match the specified engine management setup.

Walker Products has supplied fuel system and engine sensor components since 1946, with manufacturing and engineering support focused on OE-level specifications. The Walker Products line includes engine management parts for import and domestic repair needs, including sensors used to maintain accurate signal input to the engine control system.

Key Features

• Ignition knock (detonation) sensor for engine timing signal input
• Part number 242-1041 for application lookup and ordering
• Square connector shape with 1 female connector
• Blade terminal design with 1 male terminal
• Length: 43.8500
• Threaded end diameter: 12.0000
• No wiring harness included
• No mounting hardware included

Detailed Application Information

This Walker knock sensor is used in Toyota Camry, Toyota Solara, Toyota RAV4, Toyota Celica, Toyota MR2, Toyota Supra, Toyota Cressida, Toyota Highlander, and Lexus ES300 applications listed below. It is a direct-fit style sensor for vehicles that require the specified connector and threaded mounting dimensions. For buyers searching for a Toyota Camry knock sensor, Toyota RAV4 detonation sensor, or Walker 242-1041 replacement, this part supports the engine control system’s knock detection function.

This part cross-references Beck/Arnley 158-1598 and Standard Ignition KS22 for the same application.

Vehicle Fitment

• Fits 2002-2003 Toyota Solara, N/A
• Fits 1992-2001 Toyota Camry, N/A
• Fits 2001 Toyota Highlander, N/A
• Fits 2001 Toyota RAV4, N/A
• Fits 1999-2001 Toyota Solara, N/A
• Fits 1996-2000 Toyota RAV4, N/A
• Fits 1991-1999 Toyota Celica, N/A
• Fits 1991-1995 Toyota MR2, N/A
• Fits 1992-1993 Lexus ES300, N/A
• Fits 1989-1993 Toyota Supra, N/A
• Fits 1992 Toyota Cressida, N/A
• Fits 1990 Toyota Celica, N/A

Installation Notes and Tips

Verify the connector style, terminal layout, and threaded end diameter before installation. Confirm the vehicle’s model year and engine configuration against the fitment list, especially for 2001 Toyota Highlander and 2001 Toyota RAV4 notes. Inspect the harness connector for corrosion or damage before connecting the new sensor.

Quality Assurance

Walker Products manufactures engine sensors and fuel system components to meet or exceed OEM standards and specifications. The company is ISO 9001 and IATF 16949 certified, with product management and engineering support used to maintain application accuracy and part quality.