POWER WINDOW CONTROL SYSTEM PRECAUTION


  1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.

    System Name See Procedure
    Lane Departure Alert System (w/ Steering Control)

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    Parking Assist Monitor System
    Pre-collision System
    Panoramic View Monitor System

  2. IGNITION SWITCH EXPRESSIONS


    1. The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are used in this section.

      Expression Ignition Switch (Position) Engine Switch (Condition)
      Ignition Switch off LOCK Off (Lock)
      Ignition Switch ACC ACC On (ACC)
      Ignition Switch ON ON On (IG)
      Engine Start START On (Start)

  3. POWER WINDOW CONTROL SYSTEM PRECAUTIONS

    Note


    • The power window control system uses the LIN communication system and CAN communication system. Inspect the communication functions by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.

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    • The power window control system prohibits the auto up and down functions if the jam protection function or catch protection function malfunctions.

    • If a power window regulator motor assembly has been replaced with a new one, initialize a power window control system.

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    • If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.

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    • The jam protection function or catch protection function may operate unexpectedly, even when the power window control system is normal, due to detection of a value different than the operation learned value when the door glass moving speed changes sharply under any of the following conditions:


      1. A power window is being opened or closed while the vehicle is driven on a rough road.

      2. A power window is being opened or closed while the door is being opened or closed.

      3. The voltage changes abruptly.

    • Do not disconnect the battery while the ignition switch is ON. Otherwise, DTC B2313 will be stored.

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  4. PRECAUTIONS FOR INSPECTING POWER SOURCE FOR MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (w/ Door Control Battery)

    The vehicle battery supplies power to the main body ECU (multiplex network body ECU) via the door control battery. If a main body ECU (multiplex network body ECU) power source malfunction occurs, the door control battery may be malfunctioning.