1666 Kenworth t600 wiring diagram needed

Discussion in 'Trucks [ Eighteen Wheelers ]' started by truckerbangin, Jun 13, 2016.

  1. truckerbangin

    truckerbangin Light Load Member

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    Jan 22, 2013
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    Good day all i'm in need of the ac system wiring diagram for 1996 t600 with detroit diesel. clutch relay not getting imput to turn clutch on. Pin 30 signal to clutch relay
    Pin 85 12v+ with key on
    Pin 86 no ground signal
    Pin 87 12v+ with key on

    When ac switch is turned on the fan comes on but clutch doesn't activate. Have to jump pins 85/87 to pin 30 for clutch to engauge
     
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