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Home >> Acura >> 2003 >> MDX Base >> Repair and Diagnosis >> Brakes >> Traction Control >> VSA (Vehicle Stability Assist) System >> DTC Troubleshooting >> DTC 66: VSA Pressure Sensor (Inside of VSA Modulator-Control Unit)

DTC 66: VSA Pressure Sensor (Inside of VSA Modulator-Control Unit)

  1. Clear the DTC (see HOW TO CLEAR DTCS  ).
  2. Remove the HDS from the 16P DLC.
  3. Test-drive the vehicle.

    Does the ABS indicator come on, and is DTC 66 indicated? 

    1. YES  - Go to step 4.
    2. NO  - The system is OK at this time. Refer to GENERAL TROUBLESHOOTING INFORMATION  .
  4. Do the VSA sensors neutral position memorization (see VSA SENSOR NEUTRAL POSITION MEMORIZATION  ).
  5. Clear the DTC (see HOW TO CLEAR DTCS  ).
  6. Disconnect the HDS from the 16P DLC.
  7. Test-drive the vehicle.

    Does the ABS indicator come on, and is DTC 66 indicated? 

    1. YES  - Check for loose terminals in the VSA modulator-control unit 47P connector. If necessary, substitute a known-good VSA modulator-control unit (see VSA MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION  ) and recheck.
    2. NO  - The system is OK at this time. Refer to INTERMITTENT FAILURES  .
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