The OBD code P0720 for Nissan indicates a malfunction in the Output Speed Sensor Circuit.
Symptoms include the Engine Light ON, incorrect speedometer readings, and transmission issues.
This is often caused by a faulty Revolution Sensor, open/shorted sensor harness, or poor electrical connection.
It is a serious issue that can affect vehicle performance.
To fix, inspect the sensor, wiring harness, and connectors for any damage or poor connections.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the Nissan p0720 OBD Code
The vehicle may experience issues with the output speed sensor circuit, indicated by code P0720.
- With Nissan OBD code P0720, the Engine Light will be ON.
- The Speedometer may show an improper reading.
- Transmission issues like harsh shifting or slipping can occur.
Causes of the Nissan p0720 OBD Code
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Possible reasons for Nissan fault code P0720 include issues with the output speed sensor circuit.
- P0720 can be caused by a Faulty Revolution Sensor.
- A Revolution Sensor harness that is open or shorted.
- A Revolution Sensor circuit with poor electrical connection.
Fixing Nissan Error Code p0720 Step By Step
Replace faulty output speed sensor to resolve Nissan fault code P0720.
- To fix a Nissan OBDII code p0720, first, review the possible causes related to the output speed sensor circuit.
- Visually inspect the wiring harness and connectors for any damage.
- Check the connector pins for signs of being broken, bent, pushed out, or corroded.
- Test the output speed sensor for proper operation.
- Replace the output speed sensor if necessary.
- Clear the fault codes and test drive the vehicle to verify the repair.
Cost Of Fixing Nissan p0720 Fault Code
Diagnosing and repairing Nissan fault code P0720 involves inspecting and possibly replacing the output speed sensor.
The cost to diagnose and fix the Nissan OBD code P0720 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, affecting the total cost.
Other factors like shop rates and the complexity of the repair can also influence the final price.
Details of the Nissan p0720 OBD Code
P0720 in a Nissan indicates a problem with the output speed sensor circuit.
Nissan OBD code P0720 means that a malfunction has been detected in the output speed sensor circuit.
This code is triggered by the Engine Control Module (ECM) when it detects an issue with the output speed sensor or its circuit.
The output speed sensor is responsible for monitoring the speed of the transmission output shaft.
When this sensor malfunctions or there is a circuit issue, the ECM will set code P0720.
Mechanic’s Tech Notes
For Nissan code P0720, check the output speed sensor circuit for faults.
To diagnose and fix OBDII code P0720 in a Nissan, start by checking the transmission control module (TCM) power and ground using a multimeter.
Verify TCM communication over the Controller Area Network (CAN) using a scan tool.
If communication issues are found, reprogramming or reflashing the TCM may be necessary.
Additionally, inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
Addressing these issues can help resolve the P0720 fault code in your Nissan.
FAQ
Symptoms of P0720 in a Nissan: Engine Light ON, erratic speedometer, transmission problems. Causes: Faulty Revolution Sensor, wiring issues. Fix: Inspect sensor, wiring, connectors for damage or poor connection.
A typical cause of a P0720 code in a Nissan is a faulty Revolution Sensor, open/shorted harness, or poor electrical connection. Inspect and repair as needed.
To fix a P0720 code in a Nissan, check the Revolution Sensor and its wiring for faults. Inspect connectors for damage or corrosion.
Wrap Up
If your Nissan is displaying OBD code P0720 and experiencing erratic shifting, stalling at stops, or delayed engagement into gear, it may be caused by a faulty output speed sensor, damaged wiring harness, low transmission fluid level, or a malfunctioning transmission control module.
To address Nissan OBD code P0720, start by inspecting the output speed sensor and its wiring for any signs of damage or corrosion.
Check the transmission fluid level and quality, ensuring it meets manufacturer specifications.
If no issues are found, consider testing the transmission control module for proper operation.
