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P1574 2006 Nissan Maxima Code - ASCD Vehicle Speed Sensor

Quick Answer

The P1574 diagnostic trouble code for a 2006 Nissan Maxima refers to an issue with the ASCD (Automatic Speed Control Device) Vehicle Speed Sensor. Common causes include Faulty ASCD Vehicle Speed Sensor, Wiring issues or shorts in the sensor circuit, ECM communication problems. 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
P1574 2006 Nissan Maxima indicates ASCD Vehicle Speed Sensor.
Common causes
Common causes include Faulty ASCD Vehicle Speed Sensor, Wiring issues or shorts in the sensor circuit, ECM communication problems.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P1574 2006 Nissan Maxima Description

The P1574 diagnostic trouble code for a 2006 Nissan Maxima refers to an issue with the ASCD (Automatic Speed Control Device) Vehicle Speed Sensor. This sensor is responsible for monitoring the vehicle's speed and sending this information to the engine control module (ECM) to help regulate the vehicle's speed control system. When this sensor malfunctions or fails, it can lead to various issues with the vehicle's performance, particularly in maintaining a consistent speed while driving.

OBDII Code P1574 2006 Nissan Maxima - ASCD Vehicle Speed Sensor
P1574 2006 Nissan Maxima Code - ASCD Vehicle Speed Sensor

Common Causes of P1574 2006 Nissan Maxima

  1. Faulty ASCD Vehicle Speed Sensor
  2. Wiring issues or shorts in the sensor circuit
  3. ECM communication problems
  4. Corrosion or damage to sensor connectors
  5. Mechanical damage to the sensor itself

Symptoms of P1574 2006 Nissan Maxima

  1. Inoperative cruise control system
  2. Fluctuating speed while driving on cruise control
  3. Check engine light illuminated
  4. Difficulty maintaining a constant speed on the highway

How to Fix P1574 2006 Nissan Maxima

  1. Begin by diagnosing the issue using a scan tool to confirm the P1574 code and pinpoint the exact cause of the problem.
  2. Inspect the ASCD Vehicle Speed Sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
  3. Check the sensor connectors for any signs of damage or poor connections. Repair or replace connectors as needed.
  4. Clear the diagnostic trouble codes from the ECM and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostic testing may be required to identify any underlying issues with the ECM or other related components.

Cost to Fix P1574 2006 Nissan Maxima

The typical repair costs for addressing a P1574 code on a 2006 Nissan Maxima can range from $150 to $400, depending on the specific cause of the issue and the cost of parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, with rates typically ranging between $80 and $150 per hour. Factors such as location, vehicle make and model, and engine type can also impact the overall repair costs. It's recommended to check with local auto repair shops for a more accurate estimate based on your specific circumstances.

When is the Code Detected?

ECM detects a difference between two vehicle speed signals is out of the specified range.

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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 P1574 2006 Nissan Maxima Code

1. What does OBDII code P1574 on a 2006 Nissan Maxima mean?

The code P1574 indicates a problem with the ASCD vehicle speed sensor in a 2006 Nissan Maxima.

2. What are the common symptoms of a P1574 ASCD vehicle speed sensor issue?

Common symptoms include the cruise control not working, the vehicle stalling at low speeds, and the speedometer not functioning correctly.

3. What can cause the ASCD vehicle speed sensor code P1574 on a 2006 Nissan Maxima?

Possible causes of the P1574 code include a faulty vehicle speed sensor, damaged wiring or connectors, or issues with the ASCD control unit.

4. How can I diagnose the ASCD vehicle speed sensor problem on my 2006 Nissan Maxima?

Diagnosing the issue may involve checking the vehicle speed sensor's wiring and connectors, testing the sensor's voltage output, and using a scan tool to retrieve and clear the error code.

5. Can I drive my 2006 Nissan Maxima with the ASCD vehicle speed sensor issue?

It is not recommended to drive the vehicle with a faulty ASCD vehicle speed sensor, as it can impact the vehicle's performance and safety.

6. How much does it typically cost to repair a P1574 ASCD vehicle speed sensor problem on a 2006 Nissan Maxima?

The cost of repairing a P1574 ASCD vehicle speed sensor issue can vary depending on the exact cause of the problem, but it may range from $100 to $300 for parts and labor.

7. Are there any DIY tips for fixing a P1574 ASCD vehicle speed sensor problem on a 2006 Nissan Maxima?

DIY tips include checking and cleaning the vehicle speed sensor connectors, ensuring proper wiring connections, and consulting the vehicle's service manual for specific troubleshooting steps.

8. Will resetting the error code fix the ASCD vehicle speed sensor issue on my 2006 Nissan Maxima?

Resetting the error code may temporarily clear the warning light, but it is essential to address the underlying problem causing the P1574 code for a permanent solution.

9. Can a P1574 ASCD vehicle speed sensor problem affect the car's fuel efficiency?

Yes, a malfunctioning ASCD vehicle speed sensor can impact the car's fuel efficiency by causing irregular driving patterns and performance issues.

10. How often should I check the ASCD vehicle speed sensor on my 2006 Nissan Maxima?

It is recommended to include a regular inspection of the ASCD vehicle speed sensor during routine maintenance checks to ensure early detection and prevention of any potential issues.

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