Lexus IS250 · Service Manual BODY ELECTRICAL

ON-VEHICLE INSPECTION

Inspection


INSPECT REAR OUTER COMBINATION LIGHT ASSEMBLY

  1. E119963E01
    Disconnect the connector from the rear outer combination light.

  1. Measure the voltage of the connector.

    Standard voltage:
    LH Side:
    Tester Connection
    		 Condition
    		 Specified Condition
    Q50-2 (STP) - Q50-6 (E)
    		 Brake pedal released
    		 Below 1 V
    Q50-2 (STP) - Q50-6 (E)
    		 Brake pedal depressed
    		 10 to 14 V
    Q50-3 (TL) - Q50-6 (E)
    		 Dimmer switch ON
    		 10 to 14 V
    Q50-3 (TL) - Q50-6 (E)
    		 Dimmer switch OFF
    		 Below 1 V
    RH Side:
    Tester Connection
    		 Condition
    		 Specified Condition
    Q51-2 (STP) - Q51-6 (E)
    		 Brake pedal released
    		 Below 1 V
    Q51-2 (STP) - Q51-6 (E)
    		 Brake pedal depressed
    		 10 to 14 V
    Q51-3 (TL) - Q51-6 (E)
    		 Dimmer switch ON
    		 10 to 14 V
    Q51-3 (TL) - Q51-6 (E)
    		 Dimmer switch OFF
    		 Below 1 V

    If the result is not as specified, repair or replace wire harness or connector.


INSPECT REAR INNER COMBINATION LIGHT ASSEMBLY

  1. E119964E01
    Disconnect the connector from the rear inner combination light.

  1. Measure the voltage of the connector.

    Standard voltage:
    LH Side:
    Tester Connection
    		 Condition
    		 Specified Condition
    Q40-1 - Q40-3
    		 Dimmer switch ON
    		 10 to 14 V
    Q40-1 - Q40-3
    		 Dimmer switch OFF
    		 Below 1 V
    RH Side:
    Tester Connection
    		 Condition
    		 Specified Condition
    Q46-1 - Q46-3
    		 Dimmer switch ON
    		 10 to 14 V
    Q46-1 - Q46-3
    		 Dimmer switch OFF
    		 Below 1 V

    If the result is not as specified, repair or replace wire harness or connector.

← COMPONENTSREMOVAL →