Brake Warning Light
WARNING: This page is about a different car, the 2003 Lexus IS 300 and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect the connector from the brake fluid warning switch.
- Release the parking brake pedal.
- Connect the terminals on the wiring harness side of the level warning switch connector.
- Start the engine and check that the warning light lights up. If the warning light does not light up, test the bulb or wiring harness.