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Home >> Toyota >> 2004 >> Matrix Base, FWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 548 (Sliding Roof System - Diagnostics) >> Circuit Inspection >> Sliding Roof Pulse Plate Circuit >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2003 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If not using the TOYOTA hand-held tester, start from STEP 3.
  1. Check sliding roof pulse plate operation. 

    PREPARATION:

    1. Connect the TOYOTA hand-held tester to the DLC3.
    2. Turn ignition switch ON and TOYOTA hand-held tester main switch ON.
    3. Select the ACTIVE TEST mode on the TOYOTA hand-held tester.

    CHECK:

    1. Operate the slide roof as the TOYOTA hand-held tester directs.
    2. At this time, check that status (ON/OFF) of pulse plate No.1 and No.2 changes on the TOYOTA handhold tester screen as shown in the chart below.

    NOTE: Caution is necessary for a part of body not to be caught in as the jam protection system does not operate during conducting ACTIVE TEST.

    OK:

    Fig 1: Sliding Roof Pulse Plate Operation Diagram
    G02838799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG : Replace sliding roof gear assembly. 
    2. OK : go to next step 
  2. Check sliding roof motor status. 

    PREPARATION:

    Connect the TOYOTA hand-held tester to the DLC3.

    CHECK:

    1. Enter into ACTIVE TEST mode of TOYOTA hand-held tester.
    2. Check that "Sliding Roof" operates as the TOYOTA hand-held tester directs.
    3. At this time, check that motor status changes on the screen of the TOYOTA hand-held tester as the sliding roof switch of the vehicle is turned.

    OK:

    The motor operates normally. 

    1. NG : Replace sliding roof gear assembly. 
    2. OK : Go to step   4 

  3. Perform forced operation. 

    Operate the sliding roof control switch in the CLOSE/UP direction. The jam protection function starts to operate and reverses. Keeping the CLOSE/UP direction further some 10 seconds restricts the jam protection function forcibly and begins manual operation.

    NOTE: To conduct the sliding roof alignment, restricting the jam protection function is required.
    Fig 2: Sliding Roof Control Switch Operation Diagram
    G02838800Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. Check sliding roof glass alignment. (Mechanical malfunction) (See  ON-VEHICLE INSPECTION  ). 
    1. NG : Adjust sliding roof (See  ADJUST SLIDING ROOF GLASS IN CLEARANCE  ). 
    2. OK : Replace sliding roof gear assembly.