Spn 1209 fmi 16

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Johnnycage404, Jun 25, 2021.

  1. Johnnycage404

    Johnnycage404 Bobtail Member

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    Feb 26, 2021
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    Hi my engine is starting up then shakes and then shuts off. My diagnostic reads code spn 1209 fmi 16. What does this mean?
     
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  3. tjo1993

    tjo1993 Bobtail Member

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    Apr 9, 2022
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    Did you ever find out what the cause of this was? I have the same thing happening with my truck (cummins isx15)
     
  4. tarmadilo

    tarmadilo Road Train Member

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    Dec 12, 2018
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    I did a Google search for “code spn 1209 fmi 16” and it’s apparently an exhaust pressure sensor.
     
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