Freightliner Columbia fires up and then dies.

Discussion in 'Ask An Owner Operator' started by sergk1989, Aug 31, 2021.

  1. sergk1989

    sergk1989 Bobtail Member

    39
    10
    Jan 23, 2013
    0
    Truck won’t run, will fire up then quickly die. It’s electrical problem. When I disconnect the vcu connector it runs fine but no throttle, as soon as plugged in, it just dies. Is this a bad connection somewhere or the vcu is bad?
     
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  3. Lazer

    Lazer Road Train Member

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    Jan 22, 2017
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    Check to make sure coolant is above the sensor.
     
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