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volvo brake ecu failure on dash

Discussion in 'Volvo Forum' started by woywoyboy, May 30, 2014.

  1. May 30, 2014 #1
    woywoyboy

    woywoyboy Bobtail Member

    2
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    May 13, 2014
    0
    hi pablo
    i see ur the wizard for electrical faults
    i hav a 2003 series 2 fm12 has ecu failure on dash then in diags says rear modulator valve have replaced with new one and am geting same isue say not comunicating with modulator has been in dealership 6 times and they carnt find isue i have no rear brakes it was all fine until i changed modulator as was leaking air had no isues with electrics before it was changed have had 2 modulators put in to check but same isues would be great if you could put us in the right direction please thanking you Miles i am in australia
     
    woywoyboy, May 30, 2014
    woywoyboy, May 30, 2014
    #1
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  3. May 30, 2014 #2
    daf105paccar

    daf105paccar Road Train Member

    6,564
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    Apr 15, 2012
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    Did anyone check the wires (the ones coming/going to that modulator)?
    Sound that is the first place to look.


    ps use the "enter" button a little more..........makes for easier reading
     
    daf105paccar, May 30, 2014
    daf105paccar, May 30, 2014
    #2
    woywoyboy Thanks this.
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