OBD-II FAULT CODE
P0723
Output Speed Sensor Intermittent
Meaning, symptoms, likely causes, diagnostic checks and repair guidance for P0723.
- Check Engine light
- Poor drivability or reduced fuel economy depending on fault
- Faulty speed sensor
- Damaged tone wheel
- Wiring fault
- ABS/TCM data issue
- Scan all modules and record freeze-frame data before clearing codes
- Check battery voltage and related fuses
- Compare live speed data from relevant modules
- Inspect sensor and harness
- Repair wiring or replace confirmed faulty sensor/tone wheel
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Disclaimer: Information is provided for general guidance only and may not apply to all vehicles. Always consult a qualified technician.