1996 Volvo D12 wia

Discussion in 'Volvo Forum' started by aron12, Apr 2, 2015.

  1. aron12

    aron12 Light Load Member

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    I've pulled cam sensor and cleaned it , tach sensor also. Have not removed and cleaned crank sensor as of yet. These are accessed from outside the valve cover.
     
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  3. aron12

    aron12 Light Load Member

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    Apr 2, 2015
    Centralia , il
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    It's like no fuel is even entering for the injectors to pick up?
     
  4. Pablo-UA

    Pablo-UA Road Train Member

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    just remove valve cover to check pulses on injectors

    and it is not all, Injectors may be bad too.
     
  5. aron12

    aron12 Light Load Member

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    Centralia , il
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    I was told not all 6 would go bad at once ?
     
  6. Pablo-UA

    Pablo-UA Road Train Member

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    usually missfires

    how long time truck was siting for?

    What happened with its stock ECM?
     
  7. aron12

    aron12 Light Load Member

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    Apr 2, 2015
    Centralia , il
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    Just Under 2 years
    Volvo stated ecm was bad, sent it off and was told the board was bad and could not be repaired. All mentioned previously.
    I appreciate your assistance, just very frustrated with it. I don't have the proper test tools either. I have no way if testing 90v
     
  8. Pablo-UA

    Pablo-UA Road Train Member

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    LED with 10Kohm resistor is the best tool to check injector actuation.

    OK, do u have your bad ECM home? It is possible to pull out memory chips, read and program other ECM.

    I have all tools to check your ECM too. If boards are bad I can use software from it!

    what kind of ECM damage? Overpresurised ore overvoltage?
     
  9. aron12

    aron12 Light Load Member

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    Apr 2, 2015
    Centralia , il
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    The old ecm went to volvo for a $1600 core on my new one.
    I wasn't told , only the board was bad .
     
  10. Pablo-UA

    Pablo-UA Road Train Member

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    bad news, I can read ECM data to know what type of injectors is used.

    ok, remove valve cover, check injector type and check pulses
     
  11. Pablo-UA

    Pablo-UA Road Train Member

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    Borispol, Ukraine
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    really it is possible to make diagnostic adapter for u, install old VCADs for pre J1708 engines, and use it with rs232 port

    can u post me a photo of diagnostic connector?
     
    CellNet Thanks this.
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