P0720Severity: Medium
P0720 – Output Shaft Speed Sensor Circuit
The transmission output speed sensor signal is missing.
What it means
The transmission control module can't read the output shaft speed. Shift timing is disrupted and the speedometer may be affected.
Symptoms
- Harsh/late shifts
- Speedometer issues
- Limp mode
- Check-engine light
Common causes
- Faulty output speed sensor
- Wiring/connector issue
- Low/dirty transmission fluid
- Internal mechanical fault
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Frequently asked questions
What does trouble code P0720 mean?
P0720 – Output Shaft Speed Sensor Circuit. The transmission control module can't read the output shaft speed. Shift timing is disrupted and the speedometer may be affected.
Can I drive with a P0720 code?
You can usually drive short distances, but it's best to have it checked before it gets worse.