AutoCodes – Nissan – P1574 2012 Nissan Sentra

P1574 2012 Nissan Sentra Code - ASCD Vehicle Speed Sensor

Quick Answer

The Engine Control Module (ECM) receives two vehicle speed sensor signals via Communication Area Network (CAN) communication line. Common causes include Harness or connectors of the Communication Area Network (CAN) communication line is open or shorted, Combination meter circuit is open or shorted, Faulty Combination meter. 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 Sentra indicates ASCD Vehicle Speed Sensor.
Common causes: Common causes include Harness or connectors of the Communication Area Network (CAN) communication line is open or shorted, Combination meter circuit is open or shorted, Faulty Combination meter.
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 5,469

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 18, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1574 2012 Nissan Sentra Description

The Engine Control Module (ECM) receives two vehicle speed sensor signals via Communication Area Network (CAN) communication line. One is sent from combination meter, and the other is from TCM (Transmission control module). The ECM uses these signals for Automatic Speed Control Module (ASCD) control.

OBDII Code P1574 2012 Nissan Sentra - ASCD Vehicle Speed Sensor - AutoCodes.com — P1574 2012 Nissan Sentra Code - ASCD Vehicle Speed Sensor

What does this mean?

What are the Possible Causes of the DTC P1574 2012 Nissan Sentra?

Harness or connectors of the Communication Area Network (CAN) communication line is open or shorted
Combination meter circuit is open or shorted
Faulty Combination meter
Faulty Vehicle speed sensor
Faulty Transmission Control Module

How to Fix the DTC P1574 2012 Nissan Sentra?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1574 2012 Nissan Sentra 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 P1574 2012 Nissan Sentra code?

Need more information on how to fix the P1574 2012 Nissan Sentra code? Get Access to Factory Service Manuals

Need Help with the 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 P1574 2012 Nissan Sentra Code

1. What does the OBDII code P1574 mean on a 2012 Nissan Sentra?

P1574 indicates an issue with the ASCD (Automatic Speed Control Device) Vehicle Speed Sensor, which is integral to cruise control operation and speed monitoring.

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

Symptoms may include the cruise control not functioning, erratic or inaccurate speedometer readings, and the Check Engine Light being illuminated.

3. What causes the P1574 code to appear on a 2012 Nissan Sentra?

Common causes include a faulty speed sensor, damaged wiring or connectors, a malfunctioning transmission, or issues with the cruise control system.

4. Can a faulty Vehicle Speed Sensor affect more than just cruise control?

Yes, a bad speed sensor can also impact transmission shifting, ABS functionality, and overall speedometer accuracy.

5. How is the P1574 code diagnosed?

A mechanic will use an OBDII scanner to confirm the code, inspect the wiring and connectors, check the speed sensor for proper operation, and test the cruise control system.

6. Can I still drive my 2012 Nissan Sentra with a P1574 code?

While the car may still be drivable, issues like erratic speed readings or non-functional cruise control can pose safety risks, so prompt repair is recommended.

7. How do you fix a P1574 code in a 2012 Nissan Sentra?

Repairs may involve replacing a faulty speed sensor, repairing damaged wiring or connectors, or addressing cruise control or transmission-related issues.

8. How much does it cost to fix the P1574 code on a 2012 Nissan Sentra?

Repair costs vary but typically range from $150 to $400, depending on whether the speed sensor or other components need replacement.

9. Can a P1574 code trigger other error codes?

Yes, related codes involving the transmission, ABS, or cruise control systems may also appear if the speed sensor issue affects multiple systems.

10. How can I prevent the P1574 code from recurring?

Regular maintenance, checking the condition of wiring and connectors, and addressing any early signs of sensor or cruise control issues can help prevent recurrence.