P0721 is a diagnostic trouble code (DTC) for “Output Speed Sensor Range/Performance“. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.
How do I fix the code P0721?
What Repairs Will Fix P0721?
- Replace output speed sensor.
- Replace input speed sensor.
- Repair or replace damaged wiring and/or connectors.
- Replace the transmission fluid temperature sensor.
- Change transmission fluid and filter.
- Fix transmission fluid leaks.
What does the transmission output speed sensor do?
The vehicle speed sensor (VSS) is also commonly referred to as a transmission speed sensor or output shaft speed sensor. It is a small device—typically mounted somewhere on the transmission—that determines how fast your vehicle is going by measuring the rotation of a toothed wheel on a shaft inside the transmission.
What can cause a P0720 code?
What causes the P0720 code?
- Malfunctioning output speed sensor.
- Malfunctioning input speed sensor.
- Damaged or corroded wires, or loose connectors.
- Contaminated or low transmission fluid.
- Faulty engine drivability sensors.
- Malfunctioning shift solenoids.
- In very rare cases, a defective PCM.
Where is the transmission output speed sensor located in?
Locate the transmission speed sensors, they’ll be near the front and rear of the transmission housing.
How do I reset my speed sensor?
Zitat von Youtube: If that's the case this is all you need to do to fix that problem make sure that it isn't displaying the odometer.
How much does it cost to fix a P0720?
How much will it cost to fix the problem? Costs vary depending upon the cause of the P0720 code. For example, draining and replacing transmission fluid professionally generally costs between $240-290. On the other hand, replacing an output speed sensor will likely cost somewhere between $330-380.
How much is it to fix a speed sensor?
The average cost for vehicle speed sensor replacement is between $256 and $301. Labor costs are estimated between $107 and $135 while parts are priced between $149 and $166. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.