Lexus IS250 · Service Manual BODY

TERMINALS OF ECU

System information


CHECK A/C AMPLIFIER ASSEMBLY
B126304E01

  1. Measure the voltage and resistance of each terminal of the connectors.

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


    Resistance:
    . 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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