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Engine-Codes – Nissan – P1574 2007 Nissan Pathfinder

P1574 2007 Nissan Pathfinder Code - ASCD Vehicle Speed Sensor

Quick Answer

The P1574 code for a 2007 Nissan Pathfinder specifically relates to an issue with the ASCD (Automatic Speed Control Device) vehicle speed sensor. Common causes include Faulty ASCD vehicle speed sensor, Wiring or electrical issues in the ASCD system, Corrosion or damage to the sensor connectors. 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 2007 Nissan Pathfinder indicates ASCD Vehicle Speed Sensor.
Common causes
Common causes include Faulty ASCD vehicle speed sensor, Wiring or electrical issues in the ASCD system, Corrosion or damage to the sensor connectors.
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 07, 2024
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Code P1574 2007 Nissan Pathfinder Description

The P1574 code for a 2007 Nissan Pathfinder specifically relates to an issue with the ASCD (Automatic Speed Control Device) vehicle speed sensor. The ASCD system is essentially Nissan's version of cruise control, which allows the vehicle to maintain a set speed without the driver needing to constantly apply pressure to the accelerator pedal. The vehicle speed sensor is a crucial component of this system as it provides the necessary input to control the vehicle's speed accurately.

OBDII Code P1574 2007 Nissan Pathfinder - ASCD Vehicle Speed Sensor
P1574 2007 Nissan Pathfinder Code - ASCD Vehicle Speed Sensor

Common Causes of P1574 2007 Nissan Pathfinder

  1. Faulty ASCD vehicle speed sensor.
  2. Wiring or electrical issues in the ASCD system.
  3. Corrosion or damage to the sensor connectors.
  4. Poor connection or loose wiring in the sensor circuit.
  5. Electronic control module (ECM) malfunction.

Symptoms of P1574 2007 Nissan Pathfinder

  1. Cruise control not engaging or maintaining a set speed.
  2. Inconsistent speed readings on the dashboard.
  3. Engine stalling or hesitation while driving at a constant speed.
  4. Check Engine Light illuminated on the dashboard.

How to Fix P1574 2007 Nissan Pathfinder

  1. Begin by performing a thorough inspection of the ASCD vehicle speed sensor and its wiring harness for any visible damage or corrosion.
  2. Use a diagnostic scanner to retrieve the trouble codes and determine the exact nature of the issue.
  3. Test the ASCD vehicle speed sensor using a multimeter to check for proper voltage and resistance readings.
  4. If the sensor is found to be faulty, replace it with a new, OEM (original equipment manufacturer) sensor.
  5. Clear the trouble codes, reset the ECM, and test drive the vehicle to ensure that the cruise control system is functioning correctly.

Cost to Fix P1574 2007 Nissan Pathfinder

The cost of repairing a P1574 code on a 2007 Nissan Pathfinder can vary depending on the specific cause of the issue and the labor rates in your area. Generally, the price for a new ASCD vehicle speed sensor can range from $50 to $150, while the labor costs for diagnosis and replacement can add an additional $100 to $200. Overall, you can expect to pay anywhere from $150 to $350 for this repair, but it's advisable to obtain quotes from local auto repair shops for a more accurate estimate.

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 2007 Nissan Pathfinder Code

1. What are the common symptoms of OBDII code P1574 in a 2007 Nissan Pathfinder related to the ASCD Vehicle Speed Sensor?

The common symptoms include issues with the cruise control system, the vehicle speedometer not functioning correctly, and the vehicle possibly going into "limp mode."

2. What does the ASCD Vehicle Speed Sensor do in a 2007 Nissan Pathfinder?

The ASCD Vehicle Speed Sensor is responsible for providing the vehicle's speed information to the cruise control system and other vehicle systems that rely on speed data for operation.

3. What are the possible causes of OBDII code P1574 in a 2007 Nissan Pathfinder?

Possible causes include a faulty ASCD Vehicle Speed Sensor, damaged wiring or connectors in the speed sensor circuit, or a malfunction in the cruise control module.

4. How can I diagnose the ASCD Vehicle Speed Sensor issue in my 2007 Nissan Pathfinder?

You can diagnose the issue by using an OBDII scanner to read the P1574 code, checking the wiring and connectors for any damage, and testing the ASCD Vehicle Speed Sensor for proper functionality.

5. Can I still drive my 2007 Nissan Pathfinder with OBDII code P1574 present?

It is not recommended to drive the vehicle with the P1574 code active, as it can lead to potential safety issues and affect the vehicle's performance.

6. How can I repair OBDII code P1574 in a 2007 Nissan Pathfinder related to the ASCD Vehicle Speed Sensor?

The repair typically involves replacing the faulty ASCD Vehicle Speed Sensor, repairing any damaged wiring or connectors, and clearing the code with an OBDII scanner.

7. Is it possible to reset the OBDII code P1574 in a 2007 Nissan Pathfinder without fixing the ASCD Vehicle Speed Sensor issue?

While you can clear the code temporarily, it is crucial to address the underlying problem with the ASCD Vehicle Speed Sensor to prevent the code from reoccurring.

8. Can a DIY enthusiast fix the OBDII code P1574 in a 2007 Nissan Pathfinder at home?

If you have the necessary tools, technical knowledge, and experience working on automotive systems, you may be able to replace the ASCD Vehicle Speed Sensor yourself. However, professional assistance is recommended for accurate diagnosis and repair.

9. Will fixing the ASCD Vehicle Speed Sensor issue improve the overall performance of my 2007 Nissan Pathfinder?

Yes, fixing the ASCD Vehicle Speed Sensor issue should help restore proper cruise control functionality, accurate speedometer readings, and prevent the vehicle from entering "limp mode."

10. How can I prevent OBDII code P1574 from appearing again in my 2007 Nissan Pathfinder?

Regular maintenance checks, ensuring proper wiring connections, and addressing any speed sensor issues promptly can help prevent the recurrence of OBDII code P1574 in the future.

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