LEMON Manuals: Even more car manuals for everyone
Home >> Acura >> 2020 >> ILX >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (VSA System - DTC Diagnostics (Except Hybrid)) >> DTC Troubleshooting >> DTC C0031-62, C0034-62, C0037-62, C003A-62 (VSA Control Unit)

DTC C0031-62, C0034-62, C0037-62, C003A-62 (VSA Control Unit)

WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. However, it is still accessible from the selected car via links, so may be relevant.

DTC C0031-62  : Left Front Wheel Speed Sensor Signal Compare Failure DTC C0034-62  : Right Front Wheel Speed Sensor Signal Compare Failure DTC C0037-62  : Left Rear Wheel Speed Sensor Signal Compare Failure DTC C003A-62  : Right Rear Wheel Speed Sensor Signal Compare Failure

NOTE: Before you troubleshoot, review the general troubleshooting information .

DTC Description DTC
C0031-62 Left Front Wheel Speed sensor Signal Compare Failure  
C0034-62 Right Front Wheel Speed Sensor Signal Compare Failure  
C0037-62 Left Rear Wheel Speed Sensor Signal Compare Failure  
C003A-62 Right Rear Wheel Speed sensor Signal Compare Failure  

DTC (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.

    -4. Test-drive the vehicle on the road in a straight line over 19 mph (30km/h) for 60 seconds or more.

    NOTE:  Drive the vehicle on the road, not on a lift.

    -5. Check for DTCs with the HDS.

    DTC Description DTC
    C0031-62 Left Front Wheel Speed sensor Signal Compare Failure  
    C0034-62 Right Front Wheel Speed Sensor Signal Compare Failure  
    C0037-62 Left Rear Wheel Speed Sensor Signal Compare Failure  
    C003A-62 Right Rear Wheel Speed sensor Signal Compare Failure  

    Is DTC C0031-62, C0034-62, C0037-62, or C003A-62 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 .

  2. Wheel speed sensor installation check

    -1. Turn the vehicle to the OFF (LOCK) mode.

    -2. Check that the appropriate wheel speed sensor is properly mounted .

    DTC Appropriate Wheel Speed Sensor
    C0031-62 Left-front
    C0034-62 Right-front
    C0037-62 Left-rear
    C003A-62 Right-rear

    Is the wheel speed sensor installation OK?

    YES 

    Go to step 3.

    NO 

    Reinstall the wheel speed sensor , and recheck the mounting position, then go to step 1.

  3. Wheel speed sensor check (substitution)

    -1. Substitute a known-good wheel speed sensor .

    DTC Appropriate Wheel Speed Sensor
    C0031-62 Left-front
    C0034-62 Right-front
    C0037-62 Left-rear
    C003A-62 Right-rear

    -2. Turn the vehicle to the ON mode.

    -3. Clear the DTC with the HDS.

    -4. Turn the vehicle to the OFF (LOCK) mode.

    -5. Test-drive the vehicle on the road in a straight line over 19 mph (30km/h) for 60 seconds or more.

    NOTE:  Drive the vehicle on the road, not on a lift.

    -6. Check for DTCs with the HDS.

    DTC Description DTC
    C0031-62 Left Front Wheel Speed sensor Signal Compare Failure  
    C0034-62 Right Front Wheel Speed Sensor Signal Compare Failure  
    C0037-62 Left Rear Wheel Speed Sensor Signal Compare Failure  
    C003A-62 Right Rear Wheel Speed sensor Signal Compare Failure  

    Is DTC C0031-62, C0034-62, C0037-62, or C003A-62 indicated?

    YES 

    Check for loose terminals and poor connections in the VSA modulator-control unit 46P connector. Check for any authorized service information related to the DTCs or symptoms you are troubleshooting. If they are OK, replace the VSA modulator-control unit .

    NO 

    Replace the original wheel speed sensor .