DTC 21, 22: Magnetic Encoder (front) DTC 23, 24: Pulser (rear)

1. Clear the DTC using the HDS.

1. Disconnect the HDS from the 16P DLC.

1. Test-drive the vehicle at 30 km/h (19 mph) or more.

Does the ABS indicator come on, and are DTCs 21, 22, 23, and/or 24 indicated?

YES | - | Go to Step 4 .
NO | - | The system is OK at this time.■

1. Check the appropriate wheel sensor/encoder or pulser (see table).

   DTC | Appropriate Encoder or Pulser
   --- | ---
   21 | Right-front
   22 | Left-front
   23 | Right-rear
   24 | Left-rear

Is the encoder or pulser 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.■
NO | - | Clean and reinstall or replace the magnetic encoder or pulser.■