Shifts inhibited

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by JORTRUCK, Sep 11, 2020.

  1. JORTRUCK

    JORTRUCK Light Load Member

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    Mar 9, 2017
    0
    Freightliner cascadia 2016 auto trans
    The truck won't shifting and showing message saying gear pos sensor problem detected shifts inhibited ..
    SPN 521485
    FMI 2
    are you guys have idea about this problem ?
     
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  3. Judge

    Judge Road Train Member

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    Mar 19, 2014
    Arkansas
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    What this is saying is the TCM, lost calibration.
    Need to hook DiagnosticLink 8.08 and recalibrate.
     
  4. JORTRUCK

    JORTRUCK Light Load Member

    232
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    Mar 9, 2017
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    I'm waiting for the diagnostic man
    By the way Do you know where is the gear position sensor located ?
     
    Last edited: Sep 11, 2020
  5. Sainiharish97

    Sainiharish97 Bobtail Member

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    Feb 2, 2021
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    My truck is having same problem ,what was cause of this problem ?
     
  6. Danny909

    Danny909 Bobtail Member

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    Aug 25, 2021
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    Did you guys get it repaired I’m having the same issue.
     
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