Walker 235-1438 Engine Crankshaft Position Sensor

Walker 235-1438 Crankshaft Position Sensor

Walker Products 235-1438 is an engine crankshaft position sensor built for precise crankshaft signal monitoring in select Lexus and Toyota applications. It features a black housing, one oval male connector, three female terminals, and a single mounting hole for a direct-fit style replacement.

Walker Products has supplied fuel system and engine management components since 1946, with manufacturing and engineering support focused on OE-level specifications. The Walker Products line includes sensors and other engine management parts for import and domestic repair needs.

Key Features

• Engine crankshaft position sensor for ignition and engine management service
• Black sensor body with one oval connector
• 1 connector, 3 terminals, male connector / female terminal design
• Single mounting hole layout
• No mounting bracket included
• Fits a wide range of Lexus and Toyota vehicles, including Lexus GX460, Lexus LC500, Toyota Tundra, and Toyota Sequoia applications
• Walker Products part number 235-1438

Detailed Description

Walker 235-1438 is an engine crankshaft position sensor for vehicles that rely on accurate crankshaft timing input for ignition and fuel control. This sensor is listed for 2007-2026 Lexus and Toyota applications, including Fits 2021-2026 Lexus LC500, N/A; Fits 2022-2025 Lexus IS500, N/A; Fits 2021-2025 Lexus RC F, N/A; Fits 2021-2023 Lexus GX460, N/A; Fits 2021-2022 Toyota Sequoia, N/A; Fits 2021 Lexus LX570, N/A; Fits 2021 Toyota Land Cruiser, N/A; and Fits 2021 Toyota Tundra, N/A. It also covers earlier Lexus GS F, RX350, RX450h, LS460, LS600h, IS F, GS460, and Toyota Highlander, Sienna, Sequoia, Tundra, and Land Cruiser applications. This part cross-references DENSO Auto Parts 196-1003 for the same application.

Common Issues This Sensor May Address

• Crankshaft signal loss or intermittent signal faults
• Hard starting or extended crank conditions
• Engine misfire or rough running related to timing input errors
• Check engine light concerns tied to crankshaft position sensor codes
• Stalling or hesitation caused by inaccurate engine speed data

Installation Notes and Tips

Confirm connector shape, terminal count, and mounting style before installation. This sensor uses one oval connector, three terminals, and a single mounting hole, with no mounting bracket included. Verify the vehicle application by year, make, and model before replacing the original sensor. For Lexus GX460, Toyota Tundra, and Toyota Sequoia service, compare the existing connector and sensor location to the OE unit before final installation.

Quality Assurance

Walker Products manufactures engine sensors and related components to meet or exceed OEM standards and specifications. The company supports production with in-house manufacturing, product management, engineering, and technical documentation, and operates under ISO 9001/IATF 16949 certification.