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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 66-13

VSA DTC 66-13

DTC 66-13  : Pressure Sensor Malfunction

NOTE:  Before you troubleshoot, review the how to troubleshoot the VSA system - Refer to:

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

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

DTC Description DTC Freeze Frame
66-13 Pressure Sensor Malfunction    

DTCs (VSA)

  1. Brake pedal height check

    - 1. Check the brake pedal height.

    Is brake pedal height OK?

    YES 

    Go to step 2.

    NO 

    Adjust the brake pedal height .

  2. 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
    66-13 Pressure Sensor Malfunction    

    Is DTC 66-13 indicated?

    YES 

    The failure is duplicated. Go to step 3.

    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.

  3. 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 66-13 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.