AutoCodes – Mazda – P1568 Mazda

P1568 Mazda Code - Speed Control Unable To Hold Speed

Quick Answer

P1568 Mazda indicates Speed Control Unable To Hold Speed. Common causes include Faulty Cruise Control Module, Cruise Control Module harness is open or shorted, Cruise Control Module circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P1568 Mazda indicates Speed Control Unable To Hold Speed.
Common causes: Common causes include Faulty Cruise Control Module, Cruise Control Module harness is open or shorted, Cruise Control Module circuit poor electrical connection.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

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Code Popularity 2,730

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 30, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1568 Mazda Description

OBDII Code P1568 Mazda - Speed Control Unable To Hold Speed - AutoCodes.com — P1568 Mazda Code - Speed Control Unable To Hold Speed

What does this mean?

What are the Possible Causes of the DTC P1568 Mazda?

Faulty Cruise Control Module
Cruise Control Module harness is open or shorted
Cruise Control Module circuit poor electrical connection

How to Fix the DTC P1568 Mazda?

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 P1568 Mazda 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 P1568 Mazda 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 P1568 Mazda Code

1. What does the OBDII code P1568 mean on a Mazda?

P1568 indicates that the vehicle's speed control system is unable to maintain the desired speed, often related to the cruise control system.

2. What are the common symptoms of the P1568 code in a Mazda?

Symptoms include the cruise control not working, inconsistent speed holding, or the cruise control light flashing on the dashboard.

3. What causes the P1568 code to appear in a Mazda?

Common causes include a malfunctioning throttle position sensor, a faulty cruise control actuator, damaged wiring, or issues with the engine control module (ECM).

4. Can a dirty throttle body trigger the P1568 code in my Mazda?

Yes, a dirty or clogged throttle body can interfere with the throttle's ability to maintain speed, potentially triggering the P1568 code.

5. How can I fix the P1568 code on my Mazda?

Inspect and clean the throttle body, check the throttle position sensor and cruise control actuator, and repair any damaged wiring. If these steps fail, the ECM may need recalibration or replacement.

6. Is it safe to drive my Mazda with the P1568 code?

Yes, but the cruise control system may not function correctly, and ignoring the issue could lead to further complications over time.

7. How do I diagnose the cause of the P1568 code in a Mazda?

Use an OBDII scanner to confirm the code, then visually inspect the throttle body, wiring, and sensors. Perform continuity tests on wiring and check sensor outputs with a multimeter.

8. Can a weak battery cause the P1568 code to appear in a Mazda?

While rare, a weak or failing battery can cause voltage inconsistencies that may affect the cruise control system and trigger this code.

9. Does the P1568 code always mean the cruise control system is broken?

Not necessarily. The code may be triggered by related issues such as throttle or sensor problems that interrupt the cruise control's ability to hold speed.

10. Will clearing the P1568 code fix the problem in my Mazda?

Clearing the code without addressing the underlying issue will likely result in the code returning. Proper diagnosis and repair are necessary to resolve it.