( TF09E00K801000R2111FAAT00 )
VSA DTC Troubleshooting: 21-11, 22-11, 23-11, 24-11
DTC 21-11:
 Right-front Magnetic Encoder Malfunction (Pulse Missing)
DTC 22-11:
 Left-front Magnetic Encoder Malfunction (Pulse Missing)
DTC 23-11:
  Right-rear Magnetic Encoder Malfunction (Pulse Missing)
DTC 24-11:
 Left-rear Magnetic Encoder Malfunction (Pulse Missing)
  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Test-drive the vehicle. Drive the vehicle at 20 km/h (13 mph) or more, and go a distance of 100 m (328 ft) or more.
    NOTE: Drive the vehicle on a straight section of road, not on a lift.
  1. Check for DTCs with the HDS.
Is DTC 21-11, 22-11, 23-11, and/or 24-11 indicated?
YES -
Go to Step 5 .
NO -
Intermittent failure, the system is OK at this time. Check for loose terminals between the wheel speed sensor 2P connector and the VSA modulator-control unit 36P connector. Refer to intermittent failures troubleshooting. ■
  1. Turn the ignition switch to LOCK (0).
  1. Inspect the appropriate magnetic encoder for dirt or debris.
    DTC
    Appropriate Magnetic Encoder
    Note
    21-11
    Right-front
    22-11
    Left-front
    23-11
    Right-rear
    24-11
    Left-rear

Is the magnetic encoder surface OK?
YES -
Replace the wheel bearing (front) or the hub bearing unit (rear):■
NO -
Clean off dust or dirt from the appropriate magnetic encoder surface on the wheel bearing or the hub bearing unit, then go to Step 1 and recheck. If the DTC is still present, replace the appropriate wheel bearing or hub bearing unit.