HEADLIGHT ASSEMBLY(for Triple Beam Headlight) INSPECTION

PROCEDURE


  1. INSPECT HEADLIGHT UNIT LH


    1. Remove the headlight assembly LH.

      Click here

    2. Remove the headlight unit assembly LH from the headlight assembly LH.

      Click here

    3. Inspect the turn signal light circuit.


      1. B007XM2C13
        *a

        Component without harness connected

        (to Headlight LED Unit Assembly LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        R-2 - B-9 Always Below 1 Ω
        R-1 - B-13 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    4. Inspect the headlight leveling motor circuit.


      1. A01VWNJC03
        *a

        Component without harness connected

        (to Headlight Leveling Motor LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        O-1 - B-7 Always Below 1 Ω
        O-3 - C-13 Always Below 1 Ω
        O-4 - B-17 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    5. Inspect the high beam headlight circuit. (w/o Adaptive High Beam System)


      1. A01VWG6C08
        *a

        Component without harness connected

        (to Headlight Unit Assembly LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        C-8 - H-2 Always Below 1 Ω
        H-1 - I-2 Always Below 1 Ω
        I-1 - J-2 Always Below 1 Ω
        C-7 - J-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    6. Inspect the add high beam headlight circuit. (w/ Adaptive High Beam System)


      1. A01VU20C07
        *a

        Component without harness connected

        (to Headlight Unit Assembly LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        C-8 - S-2 Always Below 1 Ω
        S-1 - E-2 Always Below 1 Ω
        C-7 - E-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    7. Inspect the low beam headlight circuit.


      1. A01VU0FC14
        *a

        Component without harness connected

        (to Headlight Unit Assembly LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-3 - G-1 Always Below 1 Ω
        B-4 - G-2 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    8. Inspect the headlight fan circuit.


      1. A01VWNEC08
        *a

        Component without harness connected

        (to Headlight Fan LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-6 - F-1 Always Below 1 Ω
        B-15 - F-3 Always Below 1 Ω
        B-14 - F-2 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    9. Inspect the clearance light / daytime running light circuit.


      1. A01VU53C22
        *a

        Component without harness connected

        (to Headlight LED Unit Assembly LH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-20 - Q-2 Always Below 1 Ω
        B-16 - Q-3 Always Below 1 Ω
        B-11 - Q-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    10. Inspect the LED array circuit. (w/ Adaptive High Beam System)


      1. A01VWYKC03
        *a

        Component without harness connected

        (to Headlight Unit Assembly LH (LED Array))
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-2 - M-1 Always Below 1 Ω
        K-3 - M-2 Always Below 1 Ω
        K-11 - M-3 Always Below 1 Ω
        K-12 - M-4 Always Below 1 Ω
        K-12 - N-1 Always Below 1 Ω
        K-13 - N-2 Always Below 1 Ω
        K-14 - N-3 Always Below 1 Ω
        K-15 - N-4 Always Below 1 Ω
        K-16 - N-5 Always Below 1 Ω
        K-17 - N-6 Always Below 1 Ω
        K-18 - N-7 Always Below 1 Ω
        K-19 - N-8 Always Below 1 Ω
        K-20 - N-9 Always Below 1 Ω
        M-5 - T-1 Always Below 1 Ω
        N-10 - T-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    11. Inspect the LED array fan circuit. (w/ Adaptive High Beam System)


      1. A01VWWSC08
        *a

        Component without harness connected

        (to Headlight Unit Assembly LH (LED Array Fan LH))
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-5 - L-1 Always Below 1 Ω
        K-6 - L-2 Always Below 1 Ω
        K-7 - L-3 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

    12. Inspect the headlight light control ECU sub-assembly power source and communication circuit. (w/ Adaptive High Beam System)


      1. A01VTS7C09
        *a

        Component without harness connected

        (to Headlight ECU Sub-assembly LH)
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly LH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-10 - B-10 Always Below 1 Ω
        K-1 - B-1 Always Below 1 Ω
        C-13 - K-9 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit LH.

  2. INSPECT HEADLIGHT UNIT RH


    1. Remove the headlight assembly RH.

      Click here

    2. Remove the headlight unit assembly RH from the headlight assembly RH.

      Click here

    3. Inspect the turn signal light circuit.


      1. B007XM2C13
        *a

        Component without harness connected

        (to Headlight LED Unit Assembly RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        R-2 - B-9 Always Below 1 Ω
        R-1 - B-13 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    4. Inspect the headlight leveling motor circuit.


      1. A01VWNJC03
        *a

        Component without harness connected

        (to Headlight Leveling Motor RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        O-1 - B-7 Always Below 1 Ω
        O-3 - C-13 Always Below 1 Ω
        O-4 - B-17 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    5. Inspect the high beam headlight circuit. (w/o Adaptive High Beam System)


      1. A01VWG6C08
        *a

        Component without harness connected

        (to Headlight Unit Assembly RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        C-8 - H-2 Always Below 1 Ω
        H-1 - I-2 Always Below 1 Ω
        I-1 - J-2 Always Below 1 Ω
        C-7 - J-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    6. Inspect the add high beam headlight circuit. (w/ Adaptive High Beam System)


      1. A01VU20C07
        *a

        Component without harness connected

        (to Headlight Unit Assembly RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        C-8 - S-2 Always Below 1 Ω
        S-1 - E-2 Always Below 1 Ω
        C-7 - E-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    7. Inspect the low beam headlight circuit.


      1. A01VU0FC14
        *a

        Component without harness connected

        (to Headlight Unit Assembly RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-3 - G-1 Always Below 1 Ω
        B-4 - G-2 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    8. Inspect the headlight fan circuit.


      1. A01VWNEC08
        *a

        Component without harness connected

        (to Headlight Fan RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-6 - F-1 Always Below 1 Ω
        B-15 - F-3 Always Below 1 Ω
        B-14 - F-2 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    9. Inspect the clearance light / daytime running light circuit.


      1. A01VU53C22
        *a

        Component without harness connected

        (to Headlight LED Unit Assembly RH)
        *b

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        B-20 - Q-2 Always Below 1 Ω
        B-16 - Q-3 Always Below 1 Ω
        B-11 - Q-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    10. Inspect the LED array circuit. (w/ Adaptive High Beam System)


      1. A01VWYKC03
        *a

        Component without harness connected

        (to Headlight Unit Assembly RH (LED Array RH))
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-2 - M-1 Always Below 1 Ω
        K-3 - M-2 Always Below 1 Ω
        K-11 - M-3 Always Below 1 Ω
        K-12 - M-4 Always Below 1 Ω
        K-12 - N-1 Always Below 1 Ω
        K-13 - N-2 Always Below 1 Ω
        K-14 - N-3 Always Below 1 Ω
        K-15 - N-4 Always Below 1 Ω
        K-16 - N-5 Always Below 1 Ω
        K-17 - N-6 Always Below 1 Ω
        K-18 - N-7 Always Below 1 Ω
        K-19 - N-8 Always Below 1 Ω
        K-20 - N-9 Always Below 1 Ω
        M-5 - T-1 Always Below 1 Ω
        N-10 - T-1 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    11. Inspect the LED array fan circuit. (w/ Adaptive High Beam System)


      1. A01VWWSC08
        *a

        Component without harness connected

        (to Headlight Unit Assembly RH (LED Array Fan))
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-5 - L-1 Always Below 1 Ω
        K-6 - L-2 Always Below 1 Ω
        K-7 - L-3 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.

    12. Inspect the headlight light control ECU sub-assembly power source and communication circuit. (w/ Adaptive High Beam System)


      1. A01VTS7C09
        *a

        Component without harness connected

        (to Headlight ECU Sub-assembly RH)
        *b

        Component without harness connected

        (to Headlight Light Control ECU Sub-assembly RH)

        Measure the resistance according to the value(s) in the table below.

        Standard Resistance
        Tester Connection Condition Specified Condition
        K-10 - B-10 Always Below 1 Ω
        K-1 - B-1 Always Below 1 Ω
        C-13 - K-9 Always Below 1 Ω

        If the result is not as specified, replace the headlight unit RH.