DTC code
P0720
Output Speed Sensor Circuit Malfunction
Technical guide
Symptoms
- Harsh shifting
- speedometer issues
- check engine light
Probable causes
- Output speed sensor circuit fault
- faulty transmission output speed sensor
- wiring fault
Diagnostic steps
- Check output speed sensor connector.
- Test sensor.
- Replace output speed sensor.
Cross-checked technical synthesis (QA). It does not replace the manufacturer's procedure.
Models most reported with this code (NHTSA)
Count of distinct owner complaints mentioning the code. US data — same engines, same failures.
AI here is a librarian: this page shows only what mechanics confirmed, or says “unknown”. It never suggests a diagnosis — MECCANIC interprets the code, never your car.
0 confirmed cases on P0720
Nothing confirmed yet for this code. No guess is offered on purpose.
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