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P1574 2012 Nissan Pathfinder Code - ASCD Vehicle Speed Sensor

Quick Answer

The P1574 diagnostic trouble code (DTC) on a 2012 Nissan Pathfinder refers to an issue with the Automatic Speed Control Device (ASCD) vehicle speed sensor. Common causes include Faulty ASCD vehicle speed sensor, Wiring or connection issues, Corrosion or damage to sensor. 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 2012 Nissan Pathfinder indicates ASCD Vehicle Speed Sensor.
Common causes
Common causes include Faulty ASCD vehicle speed sensor, Wiring or connection issues, Corrosion or damage to sensor.
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 15, 2024
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Code P1574 2012 Nissan Pathfinder Description

The P1574 diagnostic trouble code (DTC) on a 2012 Nissan Pathfinder refers to an issue with the Automatic Speed Control Device (ASCD) vehicle speed sensor. The ASCD system is responsible for maintaining a constant speed set by the driver, similar to cruise control. The vehicle speed sensor is a crucial component of this system, as it detects the speed of the vehicle and relays this information to the ASCD control unit.

OBDII Code P1574 2012 Nissan Pathfinder - ASCD Vehicle Speed Sensor
P1574 2012 Nissan Pathfinder Code - ASCD Vehicle Speed Sensor

Common Causes of P1574 2012 Nissan Pathfinder

  1. Faulty ASCD vehicle speed sensor
  2. Wiring or connection issues
  3. Corrosion or damage to sensor
  4. ASCD control unit malfunction

Symptoms of P1574 2012 Nissan Pathfinder

  1. Inconsistent speed control
  2. Surging or decelerating while driving
  3. Inoperative cruise control
  4. Check engine light illuminated

How to Fix P1574 2012 Nissan Pathfinder

  1. Diagnose the issue by using a scan tool to retrieve the DTC and inspecting the ASCD vehicle speed sensor and related components.
  2. Replace the faulty ASCD vehicle speed sensor if necessary.
  3. Check and repair any damaged wiring or connections.
  4. Clear the DTC and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the ASCD system.

Cost to Fix P1574 2012 Nissan Pathfinder

The typical repair costs for addressing the ASCD vehicle speed sensor issue can range from $150 to $300, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise 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 2012 Nissan Pathfinder Code

1. What is OBDII code P1574 in a 2012 Nissan Pathfinder related to ASCD Vehicle Speed Sensor?

Code P1574 indicates a problem with the ASCD Vehicle Speed Sensor in a 2012 Nissan Pathfinder, affecting the vehicle's cruise control system.

2. What are the common symptoms of OBDII code P1574 in a 2012 Nissan Pathfinder?

Common symptoms of code P1574 in a 2012 Nissan Pathfinder include the cruise control not functioning properly, the vehicle not maintaining a set speed, or the cruise control system failing to engage.

3. What are the possible causes of OBDII code P1574 in a 2012 Nissan Pathfinder?

Potential causes of code P1574 in a 2012 Nissan Pathfinder include a faulty ASCD Vehicle Speed Sensor, damaged wiring or connectors in the ASCD system, or issues with the vehicle's speed sensor circuit.

4. How can I diagnose the ASCD Vehicle Speed Sensor issue causing OBDII code P1574 in my 2012 Nissan Pathfinder?

To diagnose the ASCD Vehicle Speed Sensor problem related to code P1574 in a 2012 Nissan Pathfinder, you can use an OBDII scanner to read the code, visually inspect the ASCD system components, and test the sensor for proper voltage and continuity.

5. Can I continue driving my 2012 Nissan Pathfinder with OBDII code P1574 related to the ASCD Vehicle Speed Sensor?

While the vehicle may still be drivable with code P1574 in a 2012 Nissan Pathfinder, it is recommended to address the issue promptly to prevent potential further damage to the cruise control system.

6. How can I repair OBDII code P1574 in my 2012 Nissan Pathfinder caused by the ASCD Vehicle Speed Sensor?

Repairing code P1574 in a 2012 Nissan Pathfinder typically involves replacing the faulty ASCD Vehicle Speed Sensor, repairing any damaged wiring or connectors, and clearing the trouble code with an OBDII scanner.

7. Are there any DIY tips for fixing OBDII code P1574 in a 2012 Nissan Pathfinder?

If you have experience with automotive repairs, you may attempt to replace the ASCD Vehicle Speed Sensor yourself following the vehicle's service manual and using proper tools to ensure a successful repair.

8. Can weather conditions affect the ASCD Vehicle Speed Sensor and trigger OBDII code P1574 in a 2012 Nissan Pathfinder?

Extreme weather conditions such as excessive heat or moisture can potentially impact the ASCD Vehicle Speed Sensor in a 2012 Nissan Pathfinder, leading to code P1574 activation.

9. How long does it typically take to repair OBDII code P1574 in a 2012 Nissan Pathfinder due to the ASCD Vehicle Speed Sensor?

The repair time for code P1574 in a 2012 Nissan Pathfinder caused by the ASCD Vehicle Speed Sensor can vary but may take around 1-2 hours for sensor replacement and system testing.

10. Is it necessary to reset the ECU after fixing OBDII code P1574 in a 2012 Nissan Pathfinder linked to the ASCD Vehicle Speed Sensor?

After repairing code P1574 in a 2012 Nissan Pathfinder associated with the ASCD Vehicle Speed Sensor, it is recommended to clear the trouble code and reset the ECU using an OBDII scanner to ensure the issue is resolved.

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