## 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