Section 871 (Stop Light System): Inspection

2004 Toyota Matrix XR, FWD, StandardSECTION Inspection
WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT STOP LIGHT SWITCH CONTINUITY 
    SPECIFIED CONDITION

    Switch position Tester connection Specified condition
    Switch pin free - Continuity
    Switch pin pushed in 1 - 2 Continuity

    If continuity is not as specified, replace the switch.

    Fig 1: Identifying Stop Light Switch Terminals
    G03376889Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT STOP LIGHT SWITCH CIRCUIT 

    Disconnect the connector from the switch and inspect the connector on the wire harness side, as shown.

    Fig 2: Inspecting Connector On Wire Harness Side
    G03376890Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    SPECIFIED CONDITION

    Tester connector Condition Specified condition
    2 - Ground Constant Battery positive voltage

    If circuit is not as specified, inspect the power source or wire harness.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

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

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