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Home >> Acura >> 2013 >> TL Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> VSA System Components >> DTC Troubleshooting >> DTC 11: Right-Front Wheel Speed Sensor Circuit Malfunction; DTC 13: Left-Front Wheel Speed Sensor Circuit Malfunction; DTC 15: Right-Rear Wheel Speed Sensor Circuit Malfunction; DTC 17: Left-Rear Wheel Speed Sensor Circuit Malfunction

DTC 11: Right-Front Wheel Speed Sensor Circuit Malfunction; DTC 13: Left-Front Wheel Speed Sensor Circuit Malfunction; DTC 15: Right-Rear Wheel Speed Sensor Circuit Malfunction; DTC 17: Left-Rear Wheel Speed Sensor Circuit Malfunction

NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION  ).
  1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  2. Clear the DTC with the HDS.
  3. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  4. Test-drive the vehicle at 19 mph (30 km/h) or more.
    NOTE: Drive the vehicle on the road, not on a lift.
  5. Check for DTCs with the HDS.

    Is DTC 11, 13, 15, or 17 indicated? 

    YES  - Go to step 6.

    NO  - Intermittent failure, the system is OK at this time. Refer to INTERMITTENT FAILURES TROUBLESHOOTING .

  6. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  7. Disconnect the VSA modulator-control unit 47P connector (see step  5).
  8. Check for continuity between body ground and the appropriate wheel speed sensor +B and GND terminals of the VSA modulator-control unit 47P connector individually (see table below).
    DTC Appropriate Terminal
    + B GND
    11 Right-front FR +B: No. 34 FR-GND: No. 33
    13 Left-front FL +B: No. 45 FL-GND: No. 46
    15 Right-rear RR +B: No. 43 RR-GND: No. 42
    17 Left-rear RL +B: No. 36 RL-GND: No. 37
    Fig 1: Checking Continuity Between Body Ground And Wheel Speed Sensor And GND Terminals Of VSA Modulator-Control Unit 47P Connector
    G08067158Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  - Go to step 9.

    NO  - Go to step  11.

  9. Disconnect the appropriate wheel speed sensor 2P connector (see WHEEL SPEED SENSOR REPLACEMENT  ).
  10. On the sensor side, check for continuity between body ground and wheel speed sensor 2P connector terminals No. 1 and No. 2 individually.
    Fig 2: Checking Continuity Between Body Ground And Wheel Speed Sensor 2P Connector Terminals No. 1 And No. 2
    G08067159Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  - Replace the appropriate wheel speed sensor (see WHEEL SPEED SENSOR REPLACEMENT  ).

    NO  - Repair a short to body ground in the wire between the VSA modulator-control unit and the appropriate wheel speed sensor.

  11. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  12. Measure the voltage between body ground and the appropriate wheel speed sensor +B and GND terminals of the VSA modulator-control unit 47P connector individually (see table below).
    DTC Appropriate Terminal
    +B GND
    11 Right-front FR +B: No. 34 FR-GND: No. 33
    13 Left-front FL +B: No. 45 FL-GND: No. 46
    15 Right-rear RR +B: No. 43 RR-GND: No. 42
    17 Left-rear RL +B: No. 36 RL-GND: No. 37
    Fig 3: Measuring Voltage Between Body Ground And Wheel Speed Sensor And GND Terminals
    G08067160Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there 0.1 V or more? 

    YES  - Go to step 13.

    NO  - Go to step  17.

  13. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  14. Disconnect the appropriate wheel speed sensor 2P connector (see WHEEL SPEED SENSOR REPLACEMENT  ).
  15. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  16. On the sensor side, measure the voltage between body ground and wheel speed sensor 2P connector terminals No. 1 and No. 2 individually.
    Fig 4: Measuring Voltage Between Body Ground And Wheel Speed Sensor 2P Connector Terminals
    G08067161Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there 0.1 V or more? 

    YES  - Replace the appropriate wheel speed sensor (see WHEEL SPEED SENSOR REPLACEMENT  ).

    NO  - Repair a short to power in the wire between the VSA modulator-control unit and the appropriate wheel speed sensor.

  17. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  18. Disconnect the appropriate wheel speed sensor 2P connector (see WHEEL SPEED SENSOR REPLACEMENT  ).
  19. Check for continuity between the appropriate VSA modulator-control unit 47P connector wheel speed sensor +B and GND terminals (see table below).
    DTC Appropriate Terminal
    + B GND
    11 Right-front FR +B: No. 34 FR-GND: No. 33
    13 Left-front FL +B: No. 45 FL-GND: No. 46
    15 Right-rear RR +B: No. 43 RR-GND: No. 42
    17 Left-rear RL +B: No. 36 RL-GND: No. 37
    Fig 5: Checking Continuity Between VSA Modulator-Control Unit 47P Connector Wheel Speed Sensor And GND Terminals
    G08067162Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  - Repair a short in the wires between the appropriate wheel speed sensor and the VSA modulator-control unit.

    NO  - Go to step 20.

  20. Check for continuity between the appropriate VSA modulator-control unit 47P connector terminal and the wheel speed sensor 2P connector terminal (see table below).
    DTC VSA Modulator-Control Unit 47P Connector Terminal Appropriate Wheel Speed Sensor 2P Connector Terminal No. 2
    11 No. 34 Right-front
    13 No. 45 Left-front
    15 No. 43 Right-rear
    17 No. 36 Left-rear
    Fig 6: Checking Continuity Between VSA Modulator-Control Unit 47P And Wheel Speed Sensor 2P Connector Terminal
    G08067163Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  - Go to step 21.

    NO  - Repair an open in the wire between the appropriate wheel speed sensor and the VSA modulator-control unit.

  21. Check for continuity between the appropriate VSA modulator-control unit 47P connector terminal and the wheel speed sensor 2P connector terminal (see table below).
    DTC VSA Modulator-Control Unit 47P Connector Terminal Appropriate Wheel Speed Sensor 2P Connector Terminal No. 1
    11 No. 33 Right-front
    13 No. 46 Left-front
    15 No. 42 Right-rear
    17 No. 37 Left-rear
    Fig 7: Checking Continuity Between VSA Modulator-Control Unit 47P And Wheel Speed Sensor 2P Connector Terminal
    G08067164Courtesy of AMERICAN HONDA MOTOR CO., INC.

    Is there continuity? 

    YES  -

    • If the DTCs indicate one wheel speed sensor (either the right or left) on the same axle (front or rear), go to step 22.
    • If the DTCs indicate both wheel speed sensors (right or left) on the same axle (front or rear), go to step  29.

    NO  - Repair an open in the wire between the appropriate wheel speed sensor and the VSA modulator-control unit.

  22. Swap the applicable left and right wheel speed sensors.
  23. Reconnect all connectors.
  24. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  25. Clear the DTC with the HDS.
  26. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  27. Test-drive the vehicle at 19 mph (30 km/h) or more.
    NOTE: Drive the vehicle on the road, not on a lift.
  28. Check for DTCs with the HDS.
    DTCs Before Swapping DTCs After Swapping
    11 (Right-front) 13 (Left-front)
    13 (Left-front) 11 (Right-front)
    15 (Right-rear) 17 (Left-rear)
    17 (Left-rear) 15 (Right-rear)

    Is the DTC indicated for the opposite wheel? 

    YES  - Replace the original wheel speed sensor (see WHEEL SPEED SENSOR REPLACEMENT  ).

    NO  - Go to step 29.

  29. Substitute a known-good wheel speed sensor (see WHEEL SPEED SENSOR REPLACEMENT  ).
  30. Reconnect all connectors.
  31. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
  32. Clear the DTC with the HDS.
  33. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  34. Test-drive the vehicle at 19 mph (30 km/h) or more.
    NOTE: Drive the vehicle on the road, not on a lift.
  35. Check for DTCs with the HDS.

    Is DTC 11, 13, 15, or 17 indicated? 

    YES  - Go to step 36.

    NO  - Replace the original wheel speed sensor (see WHEEL SPEED SENSOR REPLACEMENT  ).

  36. Update the VSA modulator-control unit if it does not have the latest software (see VSA MODULATOR-CONTROL UNIT UPDATE  ).
  37. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
  38. Test-drive the vehicle at 19 mph (30 km/h) or more.
    NOTE: Drive the vehicle on the road, not on a lift.
  39. Check for DTCs with the HDS.

    Is DTC 11, 13, 15, or 17 indicated? 

    YES  - Check for loose terminals in the VSA modulator-control unit 47P connector. If the VSA modulator-control unit was updated and the symptom/indication is still present, replace the VSA modulator-control unit (see VSA MODULATOR-CONTROL UNIT REMOVAL AND INSTALLATION  ).

    NO  - If the VSA modulator-control unit was updated, troubleshooting is complete. If any other DTCs are indicated, go to the indicated DTCS TROUBLESHOOTING .

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