Diagnosis & Testing: Pre-Check
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Lexus GS 430, 2004 Lexus GS 300, 2003 Lexus GS 430, 2003 Lexus GS 300, and 2002 Lexus GS 430. However, it is still accessible from the selected car via links, so may be relevant.
- Release the parking brake pedal.
- Turn ignition switch is on. Check that ABS and BRAKE warning lights turn on for 3 seconds. Depressing brake pedal repeatedly may turn on warning lights. See Fig 1.
- If the indicator check result is not normal, see appropriate test under SYSTEM TESTING .