12.7 Detroit power loss when hot

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by JbarS22, Aug 14, 2024.

  1. blairandgretchen

    blairandgretchen Road Train Member

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    Well, you found the right forum. In a bit of time the sweaty angry truckers will have finished killing their rats for the day, and be here to put on their readers, squint - cuss a bit, and chime in.
     
    Rideandrepair Thanks this.
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  3. MRMTRANS

    MRMTRANS Medium Load Member

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    Central Power Systems in Salinas, KC is a Detroit shop. I have no doubt KC has a shop if you want to hook up a computer-maybe another Central Power Systems.
     
  4. Brandt

    Brandt Road Train Member

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    I had a truck with a 1999 S60 they have that pressure sensor on intake manifold. If the sensor go bad like mine did it tells the computer their is no turbo pressure and the computer won’t fuel the engine. Detroit Diesel said it was common for them to go bad. Mine was stuck on 30 and 15psi that’s what the gauge in dash was showed when it read 30 truck runs normal is it was stuck on 15 it had no pulling power. There was some temporary fix they told me so it looked like the turbo was making 30psi all the time. Probably a paper clip on the plug so I could get Detroit diesel shop.
     
    Rideandrepair Thanks this.
  5. JbarS22

    JbarS22 Bobtail Member

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    ok, I’m going to go ahead and replace mine, it looks old and is and is some knock off where the biggest writing on says made in China lol. Any recommendation on what brand to get or could I just get one from oreillies? Kw was having a hard time finding one
     
    Rideandrepair Thanks this.
  6. MRMTRANS

    MRMTRANS Medium Load Member

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    Order one from a Detroit shop if you have to. I would think they'd have one. I've had parts shipped. It's called a MAPS sensor. I imagine you might find online too.
     
  7. Brandt

    Brandt Road Train Member

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  8. 1951 ford

    1951 ford Road Train Member

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    Sent you a private message.
     
    blairandgretchen Thanks this.
  9. MRMTRANS

    MRMTRANS Medium Load Member

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  10. mile marker 27

    mile marker 27 Road Train Member

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    Were you on AgTalk?
     
  11. JbarS22

    JbarS22 Bobtail Member

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    Yeah, been on there for years and posted there before here but figured I might get more info here.
     
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