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Home >> Lexus >> 2007 >> RX 400h AWD >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Lighting >> Lighting System >> AFS OFF Switch Circuit >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

  1. INSPECT AFS OFF SWITCH 
    1. Disconnect the AFS OFF switch connector.
    2. Measure the resistance according to the value(s) in the table below.

    Resistance 

    TESTER CONNECTION SPECIFIED RESISTANCE CHART

    Tester connection Condition Specified resistance
    1 - 2 AFS OFF switch is pushed Below 1 Ω
    1 - -2 AFS OFF switch is not pushed 10 kΩ or higher

    NG: REPLACE AFS OFF SWITCH 

    OK: Go to next step 

  2. INSPECT AFS ECU 
    1. Disconnect the AFS ECU connector.
    2. Measure the resistance according to the value(s) in the table below.
    Fig 1: Disconnecting AFS ECU Connector
    G05273895Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Resistance 

    TESTER CONNECTION SPECIFIED CONDITION REFERENCE CHART

    Tester connection Condition Specified condition
    A14-4 - Body ground AFS OFF switch is pushed Below 1 Ω
    A14-4 - Body ground AFS OFF switch is not pushed 10 kΩ or higher

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE 

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