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ABS 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 ABS modulator-control unit 25P 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
    AppropriateMagneticEncoder
    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.