Diagnosis & Testing: Pre-Check

2004 Toyota Matrix XR, FWD, StandardSECTION Pre-Check
WARNING: This page is about a different car, the 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. Release parking brake pedal.
  2. When ignition switch is turned to ON, check that ABS warning light and BRAKE warning light illuminate for 3 seconds. When parking brake is applied or level of brake fluid is low, BRAKE warning light is illuminated.
  3. If indicator check result is not normal, see appropriate test under SYMPTOM TESTINGΒ .
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.