RX400h · Service Manual BODY ELECTRICAL

AFS OFF Switch Circuit

Circuit diagnosis

DESCRIPTION

The AFS ECU receives a signal from the AFS OFF switch.

WIRING DIAGRAM

B110609E02

INSPECTION PROCEDURE


1. INSPECT AFS OFF SWITCH
  1. Disconnect the AFS OFF switch connector.

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

    Resistance:
    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


2. INSPECT AFS ECU

  1. E069285E02
    Disconnect the AFS ECU connector.

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

    Resistance:
    Tester connection
    Condition
    Specified condition
    A17-4 - Body ground
    AFS OFF switch is pushed
    Below 1 Ω
    A17-4 - 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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