Beck Arnley 158-0538 Throttle Position Sensor

Beck Arnley Throttle Position Sensor 158-0538

Beck Arnley 158-0538 is a throttle position sensor for select Toyota and Lexus applications. It is built to meet foreign nameplate OE specifications for form, fit, and function, giving you a direct replacement option for drivability and throttle signal issues.

Key Features

• Throttle position sensor for emission control and engine management systems
• OE-style fit and function for foreign nameplate applications
• Supports accurate throttle angle feedback to the engine control system
• Application-specific replacement for select Toyota Camry, Avalon, Sienna, Solara, Highlander, RAV4, and Lexus ES300/RX300 models
• Part number 158-0538 for easy identification during service and lookup

Vehicle Fitment

• Fits 1997-2004 Toyota Avalon, N/A
• Fits 1999-2003 Lexus RX300, N/A
• Fits 2001-2003 Toyota Highlander, N/A
• Fits 2001-2003 Toyota RAV4, N/A
• Fits 1998-2003 Toyota Sienna, N/A
• Fits 1999-2003 Toyota Solara, N/A
• Fits 1997-2001 Lexus ES300, N/A
• Fits 1997-2001 Toyota Camry, N/A
• Fits 1992 Toyota Camry, N/A

What It Helps Fix

• Erratic throttle response
• Hesitation during acceleration
• Unstable idle caused by incorrect throttle signal input
• Check engine light concerns related to throttle position sensing
• Driveability problems tied to worn or inaccurate TPS output

Installation Notes

Verify connector style, mounting points, and calibration requirements before installation. Confirm the vehicle application by year, make, and model, then inspect the throttle body and wiring for wear or contamination that could affect sensor performance.

Quality Assurance

Beck Arnley sources parts to match OE specifications for foreign nameplate vehicles and works with global sourcing partners to help ensure the correct replacement part is selected for the application.