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Home >> Acura >> 2014 >> MDX SH-AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> VSA System - DTC Diagnostics (2 Of 2) >> DTC Troubleshooting >> VSA DTC 83-11

VSA DTC 83-11

DTC 83-11  : PCM Malfunction (Engine)

NOTE: 

DTC Description DTC Freeze Frame
83-11 PCM Malfunction (Engine)    

DTCs (VSA)

  1. Problem verification

    - 1. Turn the vehicle to the ON mode.

    - 2. Clear the DTC with the HDS.

    - 3. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.

    - 4. Check for DTCs with the HDS.

    DTC Description DTC Freeze Frame
    83-11 PCM Malfunction (Engine)    

    Is DTC 83-11 indicated?

    YES 

    The failure is duplicated. Go to step 2.

    NO 

    Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting - Refer to:

    How to Troubleshoot the VSA System (2014 2015 2016) or

    How to Troubleshoot the VSA System (2017 2018 2019 2020) .

    If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the Freeze data/on-board snapshot.

  2. PGM-FI DTCs check

    - 1. Check for PGM-FI DTCs with the HDS.

    DTC Description Confirmed DTC Pending DTC Freeze Frame
           

    Are any DTCs indicated?

    YES 

    Go to indicated DTCs troubleshooting. After all PGM-FI DTC's have been repaired, return to VSA and clear this code.

    NO 

    Go to step 3.

  3. PCM check (update or substitution)

    - 1. Update the PCM if it does not have the latest software,

    or substitute a known-good PCM.  Refer to:

    PCM Removal and Installation (2014 2015) or

    PCM Removal and Installation (2016 2017 2018 2019 2020)

    - 2. Clear the DTC with the HDS.

    - 3. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.

    - 4. Check for DTCs with the HDS.

    DTC Description DTC Freeze Frame
    83-11 PCM Malfunction (Engine)    

    Is DTC 83-11 indicated?

    YES 

    Go to step 4.

    NO 

    If the PCM was updated, troubleshooting is complete. If the PCM was substituted, replace the original PCM - Refer to:

    PCM Removal and Installation (2014 2015) or

    PCM Removal and Installation (2016 2017 2018 2019 2020)

  4. VSA modulator-control unit check (update)

    - 1. Update the VSA modulator-control unit if it does not have the latest software.

    - 2. Turn the vehicle to the OFF (LOCK) mode, then to the ON mode.

    - 3. Check for DTCs with the HDS.

    DTC Description DTC Freeze Frame
         

    Is DTC 83-11 indicated?

    YES 

    Check for loose terminals in the VSA modulator-control unit 38P connector. If the VSA modulator-control unit was updated and the symptom/indication is still present, replace the VSA modulator-control unit .

    NO 

    Troubleshooting is complete. If any other DTCs are indicated, go to the indicated DTCs troubleshooting.