Standard Ignition SLS-203 Brake Light Switch

Brake Light Switch for Toyota and Lexus

Restore proper brake pedal signal response with this Standard Ignition brake light switch, part number SLS-203. It is built with a 4-terminal layout, female connector, male blade terminals, and direct snap-fit attachment for a clean OE-style replacement on select Toyota, Lexus, Pontiac, and Geo applications.

Key Features

• Standard Ignition SLS-203 brake light switch
• 4 terminals with blade-type connections
• Female connector and male terminal design
• Direct, snap-fit attachment method
• Metal and plastic construction with blue and silver finish
• Functions as the brake light switch for cruise-control-equipped vehicles

Fitment and Application Details

Compatible with a wide range of Toyota and Lexus models, including Fits 2010-2013 Toyota Highlander, N/A; Fits 2001-2005 Toyota Highlander, N/A; Fits 2003-2009 Toyota Matrix, N/A; Fits 2003-2008 Pontiac Vibe, N/A; Fits 2004-2008 Toyota Corolla, N/A; Fits 2000-2008 Toyota Solara, N/A; Fits 2004-2006 Lexus ES330, N/A; Fits 1993-2006 Lexus GS300, N/A; Fits 1992-2006 Toyota Camry, N/A; and Fits 1992-2006 Toyota Land Cruiser, N/A. Additional coverage includes Toyota Tundra, RAV4, Avalon, Tacoma, 4Runner, Celica, Supra, MR2, MR2 Spyder, and Lexus GS430, IS300, LX470, RX300, GS400, LS400, SC300, SC400, and LX450 applications listed with cruise control notes where applicable.

This part cross-references Beck/Arnley 201-1566 and NGK 8660 for the same application.

What This Brake Light Switch Helps Address

• Brake lamps that do not illuminate when the pedal is pressed
• Intermittent brake light operation caused by a worn switch
• Cruise control cancel issues tied to brake pedal switch input
• Brake pedal signal faults affecting vehicle electrical operation
• Fitment concerns on Toyota Corolla, Camry, and Lexus GS300 brake switch replacements

Installation Notes and Tips

Verify connector style, terminal count, and vehicle-specific cruise control notes before installation. This SLS-203 uses direct, snap-fit attachment and blade terminals, so the replacement should match the original switch configuration on the vehicle. Confirm the application by year, make, model, and build notes such as Japan-built Corolla or cruise-control-equipped variants.

Quality Assurance

Standard Ignition supplies this brake light switch as an OE-style electrical replacement for select Toyota, Lexus, Pontiac, and Geo vehicles. The part number SLS-203 is listed with multiple interchange references, supporting identification against common catalog cross-references.