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On-Vehicle Inspection

  1. INSPECT STOP LIGHT CONTROL RELAY 
    1. Remove the stop light control relay.
    2. Measure the resistance according to the value (s) in the table below.

    Standard resistance 

    RESISTANCE SPECIFICATION

    Tester Connection Condition Specified Condition
    3-4 Voltage is not applied between terminals 1 and 2 Below 1 Ω
    3-5 Voltage is not applied between terminals 1 and 2 10 kΩ or higher
    3-4 Voltage is applied between terminals 1 and 2 10 kΩ or higher
    3-5 Voltage is applied between terminals 1 and 2 Below 1 Ω

    If the value is not as specified, replace the stop light control relay.

    Fig 1: Stop Light Control Relay Circuit Diagram
    G05417876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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