DTC Troubleshooting: C0031-62, C0034-62, C0037-62, C003A-62
DTC C0031-62: Left Front Wheel Speed Sensor Signal Error
DTC C0034-62: Right Front Wheel Speed Sensor Signal Error
DTC C0037-62: Left Rear Wheel Speed Sensor Signal Error
DTC C003A-62: Right Rear Wheel Speed Sensor Signal Error
NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the how to troubleshooting information.

DTC Description
DTC
Freeze Frame
C0031-62 Left Front Wheel Speed Sensor Signal Error
    
C0034-62 Right Front Wheel Speed Sensor Signal Error
    
C0037-62 Left Rear Wheel Speed Sensor Signal Error
    
C003A-62 Right Rear Wheel Speed Sensor Signal Error
    

If DTC U0122-00 is stored at the same time as DTC C0031-62, C0034-62, C0037-62, or C003A-62, troubleshoot DTC U0122-00 first, then recheck for DTC C0031-62, C0034-62, C0037-62, or C003A-62.

1.
VSA system DTCs check:

VSA system DTCs check
?1.
Turn the vehicle to the ON mode.

?2.
Check for VSA system DTCs with the HDS.
DTC Description
DTC
Freeze Frame
     

Are any DTCs indicated?

     
YES
     
     
     
     
NO
     
     
     
Go to step 2.
2.
Problem verification:

Problem verification
?1.
Clear the DTC with the HDS.


?2.
Turn the vehicle to the OFF (LOCK) mode.

?3.
Test-drive the vehicle at speeds 25 mph (40 km/h) or more with the ACC activated.
NOTE: Drive the vehicle on the road, not on a lift.

?4.
Check for DTCs with the HDS.
DTC Description
DTC
Freeze Frame
C0031-62 Left Front Wheel Speed Sensor Signal Error
    
C0034-62 Right Front Wheel Speed Sensor Signal Error
    
C0037-62 Left Rear Wheel Speed Sensor Signal Error
    
C003A-62 Right Rear Wheel Speed Sensor Signal Error
    

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

     
YES
     
     
     
Check for loose terminals and poor connections in the multipurpose camera unit 20P connector. If they are OK, replace the multipurpose camera unit.?
     
NO
     
     
     
Intermittent failure, the system is OK at this time. Refer to intermittent failures troubleshooting.?