The OBD code P0722 for Nissan indicates a problem with the Output Speed Sensor Circuit No Signal.
This affects the transmission system.
Symptoms include the engine light being on, speedometer giving incorrect readings, and transmission issues.
The cause could be a faulty Revolution Sensor, wiring issues, or damaged modules.
It is a moderate issue.
To fix it, check the sensor, wiring, and connectors for any faults or damage.
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 p0722 OBD Code
The vehicle may experience issues related to the output speed sensor circuit malfunction (P0722).
- Symptoms: Engine Light ON.
- Speedometer improper reading.
- Transmission issues.
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Causes of the Nissan p0722 OBD Code
Possible reasons for Nissan fault code P0722 include issues with the output speed sensor circuit.
- P0722 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.
- A Damaged Engine Control (EC) module.
- A Damaged Transmission Control Module (TCM).
Fixing Nissan Error Code p0722 Step By Step
Inspect and replace the output speed sensor circuit in a Nissan with fault code P0722.
- To fix the Nissan OBDII code p0722, 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 and signal output.
- Replace the output speed sensor if it is faulty.
- Clear the fault codes and test drive the vehicle to verify the repair.
Cost Of Fixing Nissan p0722 Fault Code
Diagnosing and repairing Nissan fault code P0722 involves testing and potentially replacing the output speed sensor.
The cost to diagnose and fix a Nissan OBD code P0722 typically ranges from $75 to $150, based on a 1. 0hour repair time.
Factors like shop rates and complexity can affect the final cost.
Details of the Nissan p0722 OBD Code
Nissan fault code P0722 relates to a problem with the output speed sensor circuit.
Nissan OBD code P0722 means that the Transmission Output Speed Sensor Circuit No Signal is detected.
This code is triggered by the Engine Control Module (ECM) when it does not receive a signal from the transmission output speed sensor.
The transmission output speed sensor is responsible for monitoring the speed of the output shaft of the transmission.
This information is crucial for the ECM to determine shift points and ensure proper transmission operation.
When the ECM detects that there is no signal coming from the transmission output speed sensor, it triggers the P0722 fault code.
Mechanic’s Tech Notes
Detailed information on Nissan fault code p0722, which relates to the output speed sensor circuit.
To diagnose and fix OBDII code P0722 in a Nissan, start by checking the transmission control module (TCM) power and ground using a multimeter.
Ensure proper voltage levels are present.
Use a scan tool to confirm TCM communication over the Controller Area Network (CAN) network.
If communication issues are detected, reprogramming or reflashing the TCM may be necessary.
Additionally, inspect the wiring harness and connectors for any damage, and check for broken, bent, or corroded pins.
Address any issues found during the visual inspection to resolve the P0722 fault code effectively.
FAQ
Common symptoms of OBD code P0722 in a Nissan: Engine light on, speedometer reading issues, transmission problems. Causes: Faulty revolution sensor, wiring issues. Fix: Inspect sensor and wiring for damage.
The typical cause of OBD code P0722 in a Nissan is a faulty Revolution Sensor, open/shorted harness, poor electrical connection, damaged EC, or TCM. Inspect and repair as needed.
Diagnose and repair OBD code P0722 in a Nissan: Symptoms include Engine Light ON, improper Speedometer, and Transmission issues. Check Revolution Sensor, harness, and connectors for faults.

Wrap Up
If your Nissan is displaying OBD code p0722 and experiencing erratic shifting, harsh shifting, or no shifting at all, it could 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 p0722, 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.