AutoCodes – Chrysler – P0579 Chrysler

P0579 Chrysler Code - Speed Control Switch 1 Performance Condition

Quick Answer

The Engine Control Module (ECM) monitors the Cruise Control Multi-Function Input 1. Common causes include Faulty Cruise Control Function Switch, Cruise Control Function Switch harness is open or shorted, Cruise Control Function 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: P0579 Chrysler indicates Speed Control Switch 1 Performance Condition.
Common causes: Common causes include Faulty Cruise Control Function Switch, Cruise Control Function Switch harness is open or shorted, Cruise Control Function 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 24,951

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0579 Chrysler Description

The Engine Control Module (ECM) monitors the Cruise Control Multi-Function Input 1. The ECM sets the OBDII code when the Cruise Control Multi-Function Input 1 is not to factory specifications.

OBDII Code P0579 Chrysler - Speed Control Switch 1 Performance Condition - AutoCodes.com — P0579 Chrysler Code - Speed Control Switch 1 Performance Condition

What does this mean?

What are the Possible Causes of the DTC P0579 Chrysler?

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

How to Fix the DTC P0579 Chrysler?

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 P0579 Chrysler 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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Need more information on how to fix the P0579 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0579 Chrysler 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 P0579 Chrysler Code

1. What are the common symptoms of OBDII code P0579 in a Chrysler related to the Speed Control Switch 1 Performance Condition?

The common symptoms include the cruise control system not functioning properly, the cruise control light staying on, and potential issues with the vehicle's speed control.

2. What are the possible causes of OBDII code P0579 in a Chrysler?

The code P0579 in a Chrysler may be triggered by a faulty speed control switch, damaged wiring or connectors in the cruise control system, or issues with the cruise control module.

3. How can I diagnose the cause of OBDII code P0579 in my Chrysler?

You can diagnose the code P0579 by inspecting the speed control switch for any visible damage, checking the wiring and connectors for any signs of wear or corrosion, and using a diagnostic scanner to pinpoint the exact issue.

4. Can I still drive my Chrysler if OBDII code P0579 is present?

If the code P0579 is triggered, it is generally safe to drive your Chrysler; however, the cruise control system may not work correctly. It is recommended to have the issue diagnosed and repaired at your earliest convenience.

5. What are some repair tips for fixing OBDII code P0579 in a Chrysler?

Repair tips for addressing code P0579 may include replacing the speed control switch, repairing any damaged wiring or connectors, and resetting the fault codes with a diagnostic scanner after the repairs are completed.

6. Is it possible to reset OBDII code P0579 in a Chrysler without fixing the underlying issue?

While you can clear the fault code temporarily, it is not recommended to reset the code without addressing the root cause, as the issue may persist and trigger the code again in the future.

7. How much does it typically cost to repair OBDII code P0579 in a Chrysler?

The cost of repairing OBDII code P0579 in a Chrysler can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor.

8. Can a DIY enthusiast fix OBDII code P0579 in a Chrysler?

If you have experience working on automotive electrical systems, you may be able to diagnose and repair OBDII code P0579 yourself by following a service manual or online guides. Otherwise, it is recommended to seek professional help.

9. How long does it usually take to repair OBDII code P0579 in a Chrysler?

The repair time for OBDII code P0579 in a Chrysler can vary depending on the extent of the issue and the availability of parts. In general, it may take anywhere from 1 to 3 hours to diagnose and repair the problem.

10. Will OBDII code P0579 in a Chrysler affect the vehicle's performance?

OBDII code P0579 related to the Speed Control Switch 1 Performance Condition is unlikely to significantly affect the overall performance of the vehicle, but it may impact the functionality of the cruise control system.