AutoCodes – Nissan – P1574 2008 Nissan Altima Sedan

P1574 2008 Nissan Altima Sedan 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 2008 Nissan Altima Sedan 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 17,384

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 2008 Nissan Altima Sedan 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 2008 Nissan Altima Sedan - ASCD Vehicle Speed Sensor - AutoCodes.com — P1574 2008 Nissan Altima Sedan Code - ASCD Vehicle Speed Sensor

What does this mean?

What are the Possible Causes of the DTC P1574 2008 Nissan Altima Sedan?

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 2008 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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1574 2008 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 P1574 2008 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 P1574 2008 Nissan Altima Sedan Code

1. What does the P1574 code mean on a 2008 Nissan Altima Sedan?

The P1574 code indicates an issue with the Automatic Speed Control Device (ASCD) Vehicle Speed Sensor, which affects the cruise control system.

2. What are the common symptoms of the P1574 code?

Symptoms may include a non-functioning cruise control system, an illuminated check engine light, and possibly erratic speedometer readings.

3. What causes the P1574 code to be triggered?

Common causes include a faulty vehicle speed sensor, damaged wiring or connectors, a malfunctioning ASCD control module, or issues with the throttle position sensor.

4. Can I still drive my 2008 Nissan Altima Sedan with the P1574 code?

Yes, the vehicle is usually drivable, but the cruise control system may not work, and ignoring the issue could lead to further complications.

5. How do I diagnose the P1574 code?

Diagnosis involves using an OBDII scanner to confirm the code, checking the vehicle speed sensor, inspecting wiring and connectors, and testing the ASCD control module.

6. How can the P1574 code be fixed?

Repairs may include replacing the vehicle speed sensor, repairing damaged wiring, cleaning or reconnecting connectors, or replacing the ASCD control module if necessary.

7. How much does it cost to repair the P1574 code?

The cost varies but typically ranges from $150 to $400, depending on whether the issue is with the sensor, wiring, or control module.

8. Can a bad throttle position sensor cause the P1574 code?

Yes, a malfunctioning throttle position sensor can contribute to the P1574 code by interfering with the cruise control system.

9. Will clearing the P1574 code with a scanner fix the problem?

Clearing the code may temporarily turn off the check engine light, but the problem will persist until the underlying issue is resolved.

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

Regular maintenance, such as inspecting the vehicle speed sensor, keeping connectors clean, and addressing wiring issues promptly, can help prevent the code from reoccurring.