BRAKELIGHT Switch: 4Runner
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2003 Toyota Tundra, 2003 Toyota Tacoma, 2003 Toyota Sienna, 2003 Toyota Sequoia, and 2003 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect electrical connector at brakelight switch. Brakelight switch is located near top of the brake pedal. Note terminal identification on brakelight switch. See Fig 1.
- Check that continuity exists between terminals No. 1 and 2 with brake pedal released so pin on brakelight switch is pushed in. Check that no continuity exists between terminals No. 1 and 2 with brake pedal depressed so pin on brakelight switch is extended.
- Check that continuity exists between terminals No. 3 and 4 with brake pedal depressed so pin on brakelight switch is extended. Check that no continuity exists between terminals No. 3 and 4 with brake pedal released so pin on brakelight switch is pushed in. Adjust or replace brakelight switch if operation is not as described. See BRAKELIGHT SWITCH under ENGINE SENSORS & SWITCHES in REMOVAL & INSTALLATION - V6 & V8 article.