ABS Trouble Code Charts For Select Monitor Results

M TROUBLE CODE 29 ABNORMAL ABS SENSOR SIGNAL ON ANY ONE OF FOUR SENSOR - ABNORMAL ABS SENSOR SIGNAL ON ANY ONE OF FOUR





10M1: CHECK IF THE WHEELS HAVE TURNED FREELY FOR A LONG TIME.





10M2: CHECK TIRE SPECIFICATIONS.





10M3: CHECK WEAR OF TIRE.





10M4: CHECK TIRE PRESSURE.





10M5: CHECK INSTALLATION OF ABS SENSOR.





10M6: CHECK INSTALLATION OF REAR TONE WHEEL.





10M7: CHECK ABS SENSOR GAP.





10M8: PREPARE OSCILLOSCOPE.





10M9: CHECK ABS SENSOR SIGNAL.





10M10: CHECK CONTAMINATION OF ABS SENSOR OR TONE WHEEL.





10M11: CHECK DAMAGE OF ABS SENSOR OR TONE WHEEL.





10M12: CHECK HUB RUNOUT.





10M13: CHECK ABSCM&H/U.





10M14: CHECK ANY OTHER TROUBLE CODES APPEARANCE.

Diagnosis:
- Faulty ABS sensor signal (noise, irregular signal, etc.)
- Faulty tone wheel
- Wheels turning freely for a long time
Trouble Symptom:
- ABS does not operate.





Wiring diagram