LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2007 >> GS 430 >> Repair and Diagnosis >> Body & Frame >> Mirrors >> Mirror >> Outer Rear View Mirror >> Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Outer Rear View Mirror: Inspection

  1. INSPECT OUTER REAR VIEW MIRROR ASSEMBLY LH 
    1. Apply battery voltage and check the operation of the mirror.

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Specified Condition
      Battery positive (+) - Terminal 1 (MV)
      Battery negative (-) - Terminal 10 (M+)      		 Turns upward A
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 1 (MV)      		 Turns downward B
      Battery positive (+) - Terminal 9 (MH)
      Battery negative (-) - Terminal 10 (M+)      		 Turns right C
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 9 (MH)      		 Turns left D

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

      Fig 1: Inspecting Outer Rear View Mirror Assembly LH
      G05300328Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. For each position: Disconnect the battery, set the mirror position by hand, connect the battery, and check the retractable mirror's movement.
      Fig 2: Checking Retractable Mirror'S Movement
      G05300329Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Mirror Position Specified Condition
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Forward position A Moves from A to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Forward position A Does not move
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Position between forward position A and driving position C Moves from B to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Position between forward position A and driving position C Moves from B to forward position A
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Driving position C Moves from C to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Driving position C Does not move
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Position between driving position C and retracted position E Moves from D to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Position between driving position C and retracted position E Moves from D to driving position C
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Retracted position E Does not move
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Retracted position E Moves from E to driving position C
      NOTE:
      • Disconnect and reconnect the battery between each mirror position check.
      • The mirror position cannot be changed manually when the battery is connected. To change the mirror position manually, the battery must be disconnected first.

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

    3. Check the mirror position sensor.
      1. Apply battery and dry cell battery voltage to the terminals as shown in the table below.
      2. Measure the voltage while the mirror moves between the fully downward and fully upward positions.
        Fig 3: Checking Mirror Position Sensor
        G05300330Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard voltage 

        MEASUREMENT CONDITION CHART

        Measurement Condition (Battery) Measurement Condition (Dry Cell Battery) Voltmeter Condition Mirror Condition Specified Condition
        Battery positive (+) - Terminal 10 (M+)
        Battery negative (-) - Terminal 1 (MV)        		 Battery positive (+) - Terminal 5 (VC)
        Battery negative (-) - Terminal 14 (E1)        		 Positive (+) lead - Terminal 6 (VSSL)
        Negative (-) lead - Terminal 14 (E1)        		 Turns fully downward 0 to 1.0 V
        Battery positive (+) - Terminal 1 (MV)
        Battery negative (-) - Terminal 10 (M+)        		 Battery positive (+) - Terminal 5 (VC)
        Battery negative (-) - Terminal 14 (E1)        		 Positive (+) lead - Terminal 6 (VSSL)
        Negative (-) lead - Terminal 14 (E1)        		 Turns fully upward 2.8 to 5.0 V

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

      3. Measure the voltage while the mirror moves between the fully turned to the left and fully turned to the right positions.
      Fig 4: Measuring Voltage While Mirror Moves Between Fully Turned To Left And Fully Turned To Right Positions
      G05300331Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard voltage 

      MEASUREMENT CONDITION CHART

      Measurement Condition (Battery) Measurement Condition (Dry Cell Battery) Voltmeter Condition Mirror Condition Specified Condition
      Battery positive (+) - Terminal 9 (MH)
      Battery negative (-) - Terminal 10 (M+)      		 Battery positive (+) - Terminal 5 (VC)
      Battery negative (-) - Terminal 14 (E1)      		 Positive (+) lead - Terminal 13 (HSSL)
      Negative (-) lead - Terminal 14 (E1)      		 Turns to left fully 2.8 to 5.0 V
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 9 (MH)      		 Battery positive (+) - Terminal 5 (VC)
      Battery negative (-) - Terminal 14 (E1)      		 Positive (+) lead - Terminal 13 (HSSL)
      Negative (-) lead - Terminal 14 (E1)      		 Turns to right fully 0 to 1.0 V

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

    4. Check the mirror heater.
      1. Measure the resistance between terminals 4 and 12 of the connector.

        Standard resistance: 

        3.6 to 4.8 Ω at 25°C (75°F) 

      2. Apply battery voltage and check the operation of the mirror heater.

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Specified Condition
      Battery positive (+) - Terminal 4 (+)
      Battery negative (-) - Terminal 12 (-)      		 Mirror becomes warm

      HINT:

      It will take a short time for the mirror to become warm.

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

    Fig 5: Measuring Resistance Between Terminals 4 And 12 Of Connector
    G05300332Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT OUTER REAR VIEW MIRROR ASSEMBLY RH 
    1. Apply battery voltage and check the operation of the mirror.

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Specified Condition
      Battery positive (+) - Terminal 1 (MV)
      Battery negative (-) - Terminal 10 (M+)      		 Turns upward A
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 1 (MV)      		 Turns downward B
      Battery positive (+) - Terminal 9 (MH)
      Battery negative (-) - Terminal 10 (M+)      		 Turns left C
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 9 (MH)      		 Turns right D

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

      Fig 6: Inspecting Outer Rear View Mirror Assembly RH
      G05300333Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. For each position: Disconnect the battery, set the mirror position by hand, connect the battery, and check the retractable mirror's movement.
      Fig 7: View Of Outer Mirror Moving Position
      G05300334Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Mirror Position Specified Condition
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Forward position A Moves from A to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Forward position A Does not move
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Position between forward position A and driving position C Moves from B to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Position between forward position A and driving position C Moves from B to forward position A
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Driving position C Moves from C to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Driving position C Does not move
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Position between driving position C and retracted position E Moves from D to retracted position E
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Position between driving position C and retracted position E Moves from D to driving position C
      Battery positive (+) - Terminal 3 (MR)
      Battery negative (-) - Terminal 11 (MF)      		 Retracted position E Does not move
      Battery positive (+) - Terminal 11 (MF)
      Battery negative (-) - Terminal 3 (MR)      		 Retracted position E Moves from E to driving position C
      NOTE:
      • Disconnect and reconnect the battery between each mirror position check.
      • The mirror position cannot be changed manually when the battery is connected. To change the mirror position manually, the battery must be disconnected first.

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

    3. Check the mirror position sensor.
      1. Apply battery and dry cell battery voltage to the terminals as shown in the table below.
      2. Measure the voltage while the mirror moves between the fully downward and fully upward positions.
        Fig 8: Measuring Voltage While Mirror Moves Between Fully Downward And Fully Upward Positions
        G05300335Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Standard voltage 

        MEASUREMENT CONDITION CHART

        Measurement Condition (Battery) Measurement Condition (Dry Cell Battery) Voltmeter Condition Mirror Condition Specified Condition
        Battery positive (+) - Terminal 10 (M+)
        Battery negative (-) - Terminal 1 (MV)        		 Battery positive (+) - Terminal 5 (VC)
        Battery negative (-) - Terminal 14 (E1)        		 Positive lead (+) - Terminal 6 (VSSL)
        Negative lead (-) - Terminal 14 (E1)        		 Turns fully downward 0 to 1.0 V
        Battery positive (+) - Terminal 1 (MV)
        Battery negative (-) - Terminal 10 (M+)        		 Battery positive (+) - Terminal 5 (VC)
        Battery negative (-) - Terminal 14 (E1)        		 Positive lead (+) - Terminal 6 (VSSL)
        Negative lead (-) - Terminal 14 (E1)        		 Turns fully upward 2.8 to 5.0 V

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

      3. Measure the voltage while the mirror moves between the fully turned to the left and fully turned to the right positions.
      Fig 9: Measuring Voltage While Mirror Moves Between Fully Turned To Left
      G05300336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard voltage 

      MEASUREMENT CONDITION CHART

      Measurement Condition (Battery) Measurement Condition (Dry Cell Battery) Voltmeter Condition Mirror Condition Specified Condition
      Battery positive (+) - Terminal 9 (MH)
      Battery negative (-) - Terminal 10 (M+)      		 Battery positive (+) - Terminal 5 (VC)
      Battery negative (-) - Terminal 14 (E1)      		 Positive lead (+) - Terminal 13 (HSSL)
      Negative lead (-) - Terminal 14 (E1)      		 Turns to left fully 0 to 1.0 V
      Battery positive (+) - Terminal 10 (M+)
      Battery negative (-) - Terminal 9 (MH)      		 Battery positive (+) - Terminal 5 (VC)
      Battery negative (-) - Terminal 14 (E1)      		 Positive lead (+) - Terminal 13 (HSSL)
      Negative lead (-) - Terminal 14 (E1)      		 Turns to right fully 2.8 to 5.0 V

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

    4. Check the mirror heater.
      1. Measure the resistance between terminals 4 and 12 of the connector.

        Standard resistance: 

        3.6 to 4.8 Ω at 25°C (75°F) 

      2. Apply battery voltage and check the operation of the mirror heater.

      OK 

      MEASUREMENT CONDITION CHART

      Measurement Condition Specified Condition
      Battery positive (+) - Terminal 4 (+)
      Battery negative (-) - Terminal 12 (-)      		 Mirror becomes warm

      HINT:

      It will take a short time for the mirror to become warm.

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

    Fig 10: Measuring Resistance Between Terminals 4 And 12 Of Connector
    G05300337Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
scientia non olet · About LEMON Manuals