volvo tractor trailer lamp

Discussion in 'Volvo Forum' started by ah fai, Dec 26, 2012.

  1. ah fai

    ah fai Light Load Member

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    Aug 21, 2012
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    Hello..
    just have to comfirm with the volvo FM12 D12D tractor trailer lamp wiring connection direct from cabin light ECU? cause all the trailer light mulfunction.

    thanks.
    best regard.
     
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  3. Pablo-UA

    Pablo-UA Road Train Member

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    what lamp? post a pic
     
  4. ah fai

    ah fai Light Load Member

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    Aug 21, 2012
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    Tractor trailer light, trun signal, brake, reverse.... i used with LED light and someone told me that the light ECU cant detact the light load amp, just make a setting with volvo PTT. is that true?
     
  5. Confused

    Confused Light Load Member

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    I tried putting LED bulbs on work lights on the back of my cab. it kept throwing codes. Not enough voltage draw using LED's so throw's a code. Went back to regular bulbs . no problems.
     
  6. Pablo-UA

    Pablo-UA Road Train Member

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    LCM must be reprogrammed for LED
     
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