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Power Mirror Control System: Inspection

  1. INSPECT LEFT SIDE MIRROR SWITCH CONTINUITY 
    TESTER CONNECTION SPECIFIED CONDITION

    Switch position Tester connection Specified condition
    OFF - No continuity
    UP 3 - 4 Continuity
    UP 7 - 8 Continuity
    DOWN 3 - 8 Continuity
    DOWN 4 - 7 Continuity
    LEFT 4 - 9 Continuity
    LEFT 7 - 8 Continuity
    RIGHT 4 - 7 Continuity
    RIGHT 8 - 9 Continuity
  2. INSPECT RIGHT SIDE MIRROR SWITCH CONTINUITY 
    TESTER CONNECTION SPECIFIED CONDITION

    Switch position Tester connection Specified condition
    OFF - No continuity
    UP 2 - 4 Continuity
    UP 1 - 7 - 8 Continuity
    DOWN 4 - 7 Continuity
    DOWN 1 - 2 - 8 Continuity
    LEFT 4 - 10 Continuity
    LEFT 1 - 7 - 8 Continuity
    RIGHT 4 - 7 Continuity
    RIGHT 1 - 8 - 10 Continuity
    Fig 1: Identifying Right Side Mirror Switch Terminals & Switch Positions
    G03068938Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSPECT RETRACT SWITCH CONTINUITY 
    TESTER CONNECTION SPECIFIED CONDITION

    Switch position Tester connection Specified condition
    RETURN 1 - 5 Continuity
    RETURN 2 - 4 Continuity
    RETRACT 1 - 2 Continuity
    RETRACT 4 - 5 Continuity

    If continuity is not as specified, replace the switch.

    Fig 2: Identifying Retract Switch Terminals
    G03068939Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSPECT MIRROR SWITCH CIRCUIT 

    Disconnect the connector from the switch and inspect the connector on the wire harness side.

    TESTER CONNECTION SPECIFIED CONDITION

    Tester connection Condition Specified condition
    8 - Ground Constant Continuity
    4 - Ground Ignition switch position LOCK No voltage
    4 - Ground Ignition switch position ACC or ON Battery positive voltage

    If the circuit is not as specified, inspect the circuits connected to other parts.

    Fig 3: Identifying Mirror Switch Connector Terminals (Harness Side)
    G03068940Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSPECT INDICATOR LIGHT OPERATION 

    Connect the positive (+) lead from the battery to terminal 5 and the negative (-) lead to terminal 6, and check that the indicator light does not light up, replace the switch.

    Fig 4: Inspecting Indicator Light
    G03068941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSPECT MIRROR MOTOR OPERATION 
    1. Connect the positive (+) lead from the battery to terminal 8 and the negative (-) lead to terminal 7, and check that the mirror turns to the left side.
      Fig 5: Inspecting Mirror Motor Operation (Outward Operation)
      G03068942Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Reverse the polarity, and check that the mirror turns to the right side.
      Fig 6: Inspecting Mirror Motor Operation (Inward Operation)
      G03068943Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the positive (+) lead from the battery to terminal 6 and the negative (-) lead to terminal 7, and check that the mirror turns upward.
      Fig 7: Inspecting Mirror Motor Operation (Upward Operation)
      G03068944Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Reverse the polarity, and check that the mirror turns downward.

      If operation is not as specified, replace the mirror assembly.

      Fig 8: Inspecting Mirror Motor Operation (Downward Operation)
      G03068945Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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