Section 821 (Sliding Roof System): Inspection

2004 Toyota Matrix XR, FWD, StandardSECTION Inspection
WARNING: This page is about a different car, the 2003 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT SLIDING ROOF SWITCH CONTINUITY 
    SPECIFIED CONDITION CHART

    Switch position Tester connection Specified condition
    SLIDE OPEN 1 - 6 Continuity
    SLIDE OFF - No continuity
    SLIDE CLOSE 2 - 6 Continuity
    TILT DOWN 3 - 6 Continuity
    TILT OFF - No continuity
    TILT UP 4 - 6 Continuity

    If continuity is not as specified, replace the switch.

    Fig 1: Identifying Connector Terminal
    G03380059Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT SLIDING ROOF CONTROL ASSEMBLY CIRCUIT 

    Disconnect the connector from the ECU and inspect the connector on the wire harness side, as shown in the chart.

    Fig 2: Identifying Connector Terminal
    G03380060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    SPECIFIED CONDITION CHART

    Tester connection Condition Specified condition
    5 - Ground Sliding roof control switch (TILT) UP Continuity
    6 - Ground Sliding roof control switch (TILT) DOWN Continuity
    1 - Ground Sliding roof control switch (SLIDE) CLOSE Continuity
    2 - Ground Sliding roof control switch (SLIDE) OPEN Continuity
    8, 7 - Ground Always Continuity
    10 - Ground Front door is opened Continuity
    3 - Ground Ignition switch LOCK or ACC (1) No voltage
    3 - Ground Ignition switch ON Battery Positive Voltage
    4 - Ground Always Battery Positive Voltage
    (1) Exceptions: During 60 second period after ignition switch ON --> OFF (ACC) or until driver of passenger door in opened after ignition switch ON --> OFF (ACC).

    If circuit is as specified, replace the relay.

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.