LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2012 >> Matrix Base, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Lighting System (Interior) (Diagnostics & Circuit Tests)) >> Lighting System >> Door LOCK Position Circuit >> Inspection Procedure >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure: Procedure

WARNING: This page is about a different car, the 2011 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  1. READ VALUE USING TECHSTREAM 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Main Body / Data List.
    5. Read the display on the Techstream.
      MAIN BODY (MAIN BODY ECU)

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      D-Door Lock Pos SW Driver side door lock position switch signal/ON or OFF ON: Driver side door unlocked
      OFF: Driver side door locked
      -
      P-Door Lock Pos SW Front passenger side door lock position switch signal/ON or OFF ON: Front passenger side door unlocked
      OFF: Front passenger side locked
      -
      RL-Door Lock Pos SW Rear door lock position switch LH signal/ON or OFF ON: Rear door LH or RH unlocked
      OFF: Rear door LH and RH locked
      -
      RR-Door Lock Pos SW Rear door lock position switch RH signal/ON or OFF ON: Rear door LH or RH unlocked
      OFF: Rear door LH and RH locked
      -

      OK

      Normal conditions listed above are displayed.

    NG → See step   3 

    OK → See step   2 

  2. PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to  PROBLEM SYMPTOMS TABLE  
  3. GO TO POWER DOOR LOCK CONTROL SYSTEM. Refer to  PROBLEM SYMPTOMS TABLE