AutoCodesNissan – P0720 2006 Nissan Altima Sedan

P0720 2006 Nissan Altima Sedan Code - Vehicle Speed Sensor

Quick Answer

The speed sensor (revolution sensor) detects the revolution of the idler gear parking pawl lock gear and emits a pulse signal. Common causes include Faulty Revolution Sensor, Revolution Sensor harness is open or shorted, Revolution Sensor circuit poor electrical connection. 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
P0720 2006 Nissan Altima Sedan indicates Vehicle Speed Sensor.
Common causes
Common causes include Faulty Revolution Sensor, Revolution Sensor harness is open or shorted, Revolution Sensor circuit poor electrical connection.
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 Popularity 25,301
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0720 2006 Nissan Altima Sedan Description

The speed sensor (revolution sensor) detects the revolution of the idler gear parking pawl lock gear and emits a pulse signal. The pulse signal is sent to the Transmission Control Module (TCM) which converts it into vehicle speed.

2006 Nissan Altima Revolution Sensor Location
OBDII Code P0720 2006 Nissan Altima Sedan - Vehicle Speed Sensor - AutoCodes.com
P0720 2006 Nissan Altima Sedan Code - Vehicle Speed Sensor

What are the Possible Causes of the DTC P0720 2006 Nissan Altima Sedan?

  • Faulty Revolution Sensor
  • Revolution Sensor harness is open or shorted
  • Revolution Sensor circuit poor electrical connection

How to Fix the DTC P0720 2006 Nissan Altima Sedan?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0720 2006 Nissan Altima Sedan code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0720 2006 Nissan Altima Sedan code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0720 2006 Nissan Altima Sedan Code

1. What does the OBDII code P0720 mean on a 2006 Nissan Altima Sedan?

P0720 indicates an issue with the Vehicle Speed Sensor (VSS) circuit, specifically a malfunction or failure in the output speed sensor.

2. What are the common symptoms of code P0720 in a 2006 Nissan Altima?

Symptoms may include erratic or no speedometer readings, harsh or delayed shifting, poor acceleration, and the transmission staying in one gear.

3. What causes the P0720 code in a 2006 Nissan Altima?

Common causes include a faulty vehicle speed sensor, damaged wiring or connectors in the VSS circuit, or internal transmission issues.

4. Can driving with a P0720 code damage my 2006 Nissan Altima?

Driving with this code can lead to further transmission problems and reduced performance, so it’s best to diagnose and repair the issue promptly.

5. How do I diagnose the P0720 code on my 2006 Nissan Altima?

Use an OBDII scanner to confirm the code, inspect the speed sensor wiring and connectors for damage, and test the sensor for proper operation.

6. How do I fix the P0720 code on a 2006 Nissan Altima?

Repairs may involve replacing the vehicle speed sensor, repairing damaged wiring, or addressing transmission-related problems, depending on the root cause.

7. Is the P0720 code specific to the vehicle speed sensor in the 2006 Nissan Altima?

Yes, the P0720 code typically relates to the output speed sensor circuit, which monitors the transmission's output shaft speed.

8. How much does it cost to repair a P0720 code on a 2006 Nissan Altima?

Repair costs can range from $100 to $300 for a speed sensor replacement, depending on labor rates and parts pricing.

9. Will clearing the P0720 code fix the issue on a 2006 Nissan Altima?

Clearing the code may temporarily turn off the check engine light, but the underlying issue must be repaired to prevent the code from returning.

10. Can I replace the vehicle speed sensor on my 2006 Nissan Altima myself?

If you have basic automotive knowledge and the right tools, replacing the speed sensor can be a DIY task. However, consult your vehicle’s repair manual for guidance.

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