POWER MIRROR CONTROL SYSTEM (w/ Retract Mirror) Power Mirror Surface Position is not Memorized

SYSTEM DESCRIPTION

The outer rear view mirror assembly has a mirror position sensor. The position control ECU and switch sends instructions to the outer mirror control ECU. Then the outer mirror control ECU receives mirror information from the mirror position sensors, and memorizes the mirror positions.

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC


    1. Use the intelligent tester to check if the CAN communication system is functioning normally.

      Result
      Result Proceed to
      CAN DTC is not output A
      CAN DTC is output (for LHD) B
      CAN DTC is output (for RHD) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  2. CHECK SEAT MEMORY SWITCH FUNCTION (SEAT POSITION MEMORY FUNCTION)


    1. Check that the driver side seat can be moved using the seat memory switch.

      OK
      Driver side seat can be moved using seat memory switch.

    NG

    GO TO POWER SEAT CONTROL SYSTEM Click here

    OK

  3. CHECK SEAT MEMORY SWITCH FUNCTION (REGISTRATION OF SEAT MEMORY SWITCH)


    1. Check that the memory operation is properly completed.

      Note


      • The seat position will not be recorded if the seat memory SET switch and 2 or more of the seat memory switches (for example, seat memory switch 1 and seat memory switch 2) are pressed simultaneously.

      • If the operation fails, the mirror facing direction will not be memorized until the seat memory SET switch is turned off.

      • The mirror facing direction will not be memorized when the mirror is operated manually.

      OK
      Driver side seat position can be memorized using seat memory switch (for Driver Side).

    NG

    READ VALUE USING INTELLIGENT TESTER (MIRROR POSITION MEMORY) Click here

    OK

    SYSTEM IS OK

  4. READ VALUE USING INTELLIGENT TESTER (MIRROR POSITION MEMORY)


    1. Check the Data List for proper functioning of the mirror position memory Click here.

      Mirror
      Tester Display Measurement Item/Display Normal Condition Diagnostic Note
      Mirror Memory No.1 Mirror position memorized in seat memory switch memory1 / ON or OFF

      ON: Memorized

      OFF: Not memorized

      		 -
      Mirror Memory No.2 Mirror position memorized in seat memory switch memory2 / ON or OFF

      ON: Memorized

      OFF: Not memorized

      		 -
      Mirror Memory No.3 Mirror position memorized in seat memory switch memory3 / ON or OFF

      ON: Memorized

      OFF: Not memorized

      		 -
      OK
      On tester screen, each item changes between ON and OFF according to above chart.

    NG

    REPLACE OUTER MIRROR CONTROL ECU Click here

    OK

    REPLACE POSITION CONTROL ECU AND SWITCH Click here