P0721 Honda Code - Output Shaft Speed Sensor Range/Performance
Quick Answer
The P0721 diagnostic trouble code (DTC) for Honda vehicles indicates an issue with the Output Shaft Speed Sensor, specifically related to its range or performance. Common causes include Faulty Output Shaft Speed Sensor, Damaged wiring or connectors, Transmission control module issues. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0721 Honda indicates Output Shaft Speed Sensor Range/Performance.
- Common causes
- Common causes include Faulty Output Shaft Speed Sensor, Damaged wiring or connectors, Transmission control module issues.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0721 Honda Description
The P0721 diagnostic trouble code (DTC) for Honda vehicles indicates an issue with the Output Shaft Speed Sensor, specifically related to its range or performance. The Output Shaft Speed Sensor is a crucial component of the vehicle's transmission system, responsible for monitoring the speed of the output shaft. This information is essential for the transmission control module to determine the appropriate shift points and ensure smooth gear changes.
Common Causes of P0721 Honda
- Faulty Output Shaft Speed Sensor
- Damaged wiring or connectors
- Transmission control module issues
- Contamination of the sensor
- Wear and tear over time
Symptoms of P0721 Honda
- Rough or delayed shifting
- Harsh gear changes
- Erratic speedometer readings
- Transmission slippage
- Check Engine light illuminated
How to Fix P0721 Honda
- Diagnose the issue using a scan tool to confirm the P0721 code and pinpoint the exact cause of the problem.
- Inspect the Output Shaft Speed Sensor, wiring, and connectors for any visible damage or contamination.
- Replace the faulty sensor if necessary, ensuring proper installation and connection to the transmission.
- Check and repair any damaged wiring or connectors, ensuring a secure and reliable electrical connection.
- Clear the trouble code and test drive the vehicle to confirm that the issue has been resolved.
Cost to Fix P0721 Honda
The cost of repairing a P0721 code for the Output Shaft Speed Sensor range/performance issue can vary depending on the specific cause of the problem and the labor rates in your area. Typically, the cost of replacing the sensor and addressing any wiring issues can range from $150 to $400, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to obtain quotes from multiple sources to ensure a competitive price.
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