AutoCodes – Nissan – P1564 2003 Nissan Altima Sedan

P1564 2003 Nissan Altima Sedan Code - ASCD Steering Switch

Quick Answer

Automatic Speed Control Device (ASCD) (Cruise Control) steering switch has variant values of electrical resistance for each button. Common causes include Faulty ASCD Steering Switch, ASCD Steering Switch harness is open or shorted, ASCD Steering Switch circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: P1564 2003 Nissan Altima Sedan indicates ASCD Steering Switch.
Common causes: Common causes include Faulty ASCD Steering Switch, ASCD Steering Switch harness is open or shorted, ASCD Steering Switch circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 22,600

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 21, 2022

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
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Code P1564 2003 Nissan Altima Sedan Description

Automatic Speed Control Device (ASCD) (Cruise Control) steering switch has variant values of electrical resistance for each button. The Engine Control Module (ECM) reads the voltage variation of the switch and determines which button is operated. The Diagnostic Trouble Code (DTC) will be set when an improper voltage signal from the Automatic Speed Control Device steering switch is sent to Engine Control Module.

OBDII Code P1564 2003 Nissan Altima Sedan - ASCD Steering Switch - AutoCodes.com — P1564 2003 Nissan Altima Sedan Code - ASCD Steering Switch

What does this mean?

What are the Possible Causes of the DTC P1564 2003 Nissan Altima Sedan?

Faulty ASCD Steering Switch
ASCD Steering Switch harness is open or shorted
ASCD Steering Switch circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P1564 2003 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 does this mean?

Code Tech Notes

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1564 2003 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.

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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 P1564 2003 Nissan Altima Sedan Code

1. What is OBDII code P1564 on a 2003 Nissan Altima Sedan related to?

This code is related to the ASCD (Automatic Speed Control Device) steering switch.

2. What are the common symptoms of OBDII code P1564 on a 2003 Nissan Altima Sedan?

Common symptoms include the ASCD system not working, the cruise control not engaging, and the "Set" light on the cruise control not illuminating.

3. What are the possible causes of OBDII code P1564 on a 2003 Nissan Altima Sedan?

Possible causes include a faulty ASCD steering switch, a problem with the ASCD steering switch circuit, or issues with the ASCD control unit.

4. How can I diagnose the ASCD steering switch issue causing OBDII code P1564 on my 2003 Nissan Altima Sedan?

You can diagnose the issue by checking the ASCD steering switch for proper operation, testing the switch circuit for continuity, and using a scan tool to retrieve the trouble code.

5. Can I still drive my 2003 Nissan Altima Sedan with OBDII code P1564?

It is generally safe to drive the vehicle with this code, but the cruise control function may not work until the issue is resolved.

6. How do I repair OBDII code P1564 on a 2003 Nissan Altima Sedan?

To repair this code, you may need to replace the ASCD steering switch, repair any damaged wiring in the switch circuit, or diagnose and fix any issues with the ASCD control unit.

7. Is it possible to reset OBDII code P1564 on a 2003 Nissan Altima Sedan without fixing the issue?

While you can clear the trouble code with a scan tool, it is recommended to address the underlying problem to prevent the code from reappearing.

8. Can a DIY enthusiast fix OBDII code P1564 on a 2003 Nissan Altima Sedan?

Yes, if you have the necessary tools, knowledge, and skills, you may be able to diagnose and repair the ASCD steering switch issue causing this code on your own.

9. What should I do if OBDII code P1564 on my 2003 Nissan Altima Sedan keeps coming back after repairs?

If the code persists after repairs, you may need to recheck the ASCD steering switch, circuit, and control unit for any overlooked issues or consult a professional for further assistance.

10. How can I prevent OBDII code P1564 on my 2003 Nissan Altima Sedan in the future?

Regularly inspecting and maintaining the ASCD system, ensuring proper operation of the steering switch, and addressing any issues promptly can help prevent this trouble code from occurring.