DTC Troubleshooting: 21, 22, 23, 24

DTC 21, 22, 23, 24:

Magnetic Encorder

1.	Clear the DTC.

2.	Test-drive the vehicle at 19 mph (30 km/h) or more. Does the ABS indicator come on, and are DTCs 21, 22, 23, 24 indicated? YES - Go to 3. NO - The system is OK at this time.n

3.

Check the appropriate wheel sensor (see table). DTC  Appropriate Wheel Sensor  21  Right-front  22  Left-front  23  Right-rear  24  Left-rear  Is the encorder OK? YES - Check for loose terminals in the ABS control unit 25P connector. If necessary, substitute a known-good  ABS modulator-control unit, and recheck.n NO - Replace the magnetic encorder.n