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Terminals Of Ecu

  1. CHECK A/C AMPLIFIER ASSEMBLY 
    Fig 1: Identifying A/C Amplifier Assembly Connector
    G05755850Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the voltage and resistance of each terminal of the connectors.

      Voltage 

      ECU TERMINALS REFERENCE

      Symbols (Terminal No) Wire Color Terminal Description Condition Specified Condition
      RDFG (J58-3) - GND (J56-20) B - W-B Rear Defogger Signal Engine switch on (IG) Rear defogger switch OFF 10 to 14 V

      Resistance 

      ECU TERMINALS REFERENCE

      Symbols (Terminal No) Wire Color Terminal Description Condition Specified Condition
      GND (J58-20) - Body ground W - B - Body ground Ground Always Below 1 Ω
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