ISX fuel actuator problems.

Discussion in 'Kenworth Forum' started by EFENAE, Nov 3, 2011.

  1. EFENAE

    EFENAE Bobtail Member

    1
    0
    Nov 3, 2011
    layton utah
    0
    Got a ISX model # 485st in a 2008 t2000..been having issues with the fuel metering and timing actuators..its been twice now that out of the blue the preesure has built up to high and blown them off the " Intergrated fuel system module"..IFSM..we replaced both pressure relief valves..seemed fine for about 3-4 thousand miles then did it again..any info or direction would help..thanks
     
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