Engine-Codes.com
Engine-Codes – Infiniti – P1564 2003 Infiniti G35

P1564 2003 Infiniti G35 Code - ASCD Steering Switch

Quick Answer

The P1564 code on a 2003 Infiniti G35 refers to an issue with the ASCD (Automatic Speed Control Device) steering switch. Common causes include Faulty ASCD steering switch, Damaged wiring or connectors in the ASCD system, Loose or corroded electrical connections. 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 Infiniti G35 indicates ASCD Steering Switch.
Common causes
Common causes include Faulty ASCD steering switch, Damaged wiring or connectors in the ASCD system, Loose or corroded electrical connections.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1564 2003 Infiniti G35 Description

The P1564 code on a 2003 Infiniti G35 refers to an issue with the ASCD (Automatic Speed Control Device) steering switch. This system is responsible for controlling the vehicle's cruise control function, allowing the driver to set a desired speed without having to keep their foot on the gas pedal constantly. When this code is triggered, it indicates a malfunction in the ASCD steering switch, which can lead to the cruise control system not functioning properly.

OBDII Code P1564 2003 Infiniti G35 - ASCD Steering Switch
P1564 2003 Infiniti G35 Code - ASCD Steering Switch

Common Causes of P1564 2003 Infiniti G35

  1. Faulty ASCD steering switch
  2. Damaged wiring or connectors in the ASCD system
  3. Loose or corroded electrical connections
  4. Issues with the vehicle's ECM (Engine Control Module)
  5. Electronic component failure within the ASCD system

Symptoms of P1564 2003 Infiniti G35

  1. Inability to engage the cruise control system
  2. Cruise control setting not maintaining speed
  3. Intermittent or erratic cruise control operation
  4. Illumination of the check engine light
  5. Difficulty setting or adjusting cruise control speed

How to Fix P1564 2003 Infiniti G35

  1. Begin by diagnosing the specific cause of the P1564 code using a diagnostic scanner to pinpoint the issue.
  2. Inspect the ASCD steering switch for any visible damage or signs of wear. Replace the switch if necessary.
  3. Check the wiring and connectors in the ASCD system for any faults or loose connections. Repair or replace as needed.
  4. Test the ECM to ensure it is functioning correctly and communicating with the ASCD system properly.
  5. Clear the code from the vehicle's memory and test the cruise control system to verify that the issue has been resolved.

Cost to Fix P1564 2003 Infiniti G35

The cost of repairing a P1564 code on a 2003 Infiniti G35 can vary depending on the specific cause of the issue. Generally, replacing the ASCD steering switch and addressing any wiring or connector issues can range from $200 to $500 in parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can fluctuate, so it's advisable to obtain quotes from multiple sources to get an accurate estimate.

Need more information about the P1564 2003 Infiniti G35 code?

Need more information on how to fix the P1564 2003 Infiniti G35 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1564 2003 Infiniti G35 code diagnosed by a professional: Find a repair shop in your area

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 Infiniti G35 Code

1. What does OBDII code P1564 for a 2003 Infiniti G35 indicate?

The P1564 code specifically relates to the ASCD (Automatic Speed Control Device) steering switch in the Infiniti G35.

2. What are the common symptoms of ASCD steering switch issues in a 2003 Infiniti G35?

Common symptoms include the cruise control not functioning properly, the ASCD indicator light illuminating on the dashboard, and difficulty engaging or disengaging the cruise control system.

3. What are the possible causes of OBDII code P1564 in a 2003 Infiniti G35?

Potential causes include a faulty ASCD steering switch, wiring issues, a defective ASCD control unit, or a problem with the ASCD clutch switch.

4. How can I diagnose the ASCD steering switch problem in my 2003 Infiniti G35?

Diagnosis typically involves using an OBDII scanner to retrieve the specific trouble code (P1564), inspecting the ASCD steering switch and related components for physical damage, and testing the electrical connections for proper voltage and continuity.

5. Can I still drive my 2003 Infiniti G35 with the ASCD steering switch issue?

While the vehicle may still be operable with the ASCD steering switch problem, it is recommended to address the issue promptly to prevent any potential safety risks or further damage to the cruise control system.

6. How can I repair OBDII code P1564 on a 2003 Infiniti G35 related to the ASCD steering switch?

Repair options may include replacing the ASCD steering switch, repairing any damaged wiring or connections, resetting the ASCD system, or seeking assistance from a professional mechanic for a thorough diagnosis and repair.

7. Are there any DIY tips for troubleshooting OBDII code P1564 on a 2003 Infiniti G35?

DIY enthusiasts can start by checking the ASCD steering switch for physical damage, ensuring all electrical connections are secure, and resetting the ASCD system by disconnecting the battery for a few minutes.

8. Is it necessary to reset the OBDII code after repairing the ASCD steering switch issue in a 2003 Infiniti G35?

Yes, it is recommended to reset the trouble code using an OBDII scanner after completing any repairs to ensure the issue has been resolved and to clear the error code from the system.

9. Can a faulty ASCD steering switch affect the overall performance of a 2003 Infiniti G35?

While the ASCD steering switch primarily affects the cruise control system, a malfunctioning switch can impact the vehicle's driving experience by causing issues with speed control and potentially affecting fuel efficiency.

10. How can I prevent OBDII code P1564 related to the ASCD steering switch from recurring in my 2003 Infiniti G35?

Regularly maintaining the cruise control system, promptly addressing any warning signs or symptoms, and ensuring proper installation of replacement components can help prevent the reoccurrence of the P1564 trouble code in the future.

Discuss the causes and fixes for P1564 2003 Infiniti G35 OBDII Code

Submit a New Comment

Code P1564 2003 Infiniti G35 comments

No comments found for this page.