AutoCodes – Jeep – P0593 Jeep

P0593 Jeep Code - Speed Control Switch 2 Circuit High

Quick Answer

The Powertrain Control Module (PCM) monitors the Speed Control Switch 2. Common causes include Faulty Speed Control Switch, Speed Control Switch harness is open or shorted, Speed Control 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: P0593 Jeep indicates Speed Control Switch 2 Circuit High.
Common causes: Common causes include Faulty Speed Control Switch, Speed Control Switch harness is open or shorted, Speed Control 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 378

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 Nov 06, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0593 Jeep Description

The Powertrain Control Module (PCM) monitors the Speed Control Switch 2. The Diagnostic Trouble Code (DTC) will be set when the PCM has detected that the speed control switch 2 is above the maximum acceptable voltage range.

OBDII Code P0593 Jeep - Speed Control Switch 2 Circuit High - AutoCodes.com — P0593 Jeep Code - Speed Control Switch 2 Circuit High

What does this mean?

What are the Possible Causes of the DTC P0593 Jeep?

Faulty Speed Control Switch
Speed Control Switch harness is open or shorted
Speed Control Switch circuit poor electrical connection
Faulty Clockspring

How to Fix the DTC P0593 Jeep?

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

The steering wheel Clockspring is one of the most common problems for the P0593. The circuit inside the Clockspring failed causing an open circuit between the Speed Control Switch and the Powertrain Control Module (PCM).

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0593 Jeep 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 P0593 Jeep code?

Need more information on how to fix the P0593 Jeep code? Get Access to Factory Service Manuals

Need Help with the 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 P0593 Jeep Code

1. What are the common symptoms of OBDII code P0593 in a Jeep related to the Speed Control Switch 2 Circuit High?

- Common symptoms include the speed control system not functioning properly, illuminated speed control warning light on the dashboard, and potential issues with cruise control activation.

2. What are the possible causes of OBDII code P0593 in a Jeep?

- The code P0593 in a Jeep can be caused by a faulty speed control switch, damaged wiring in the speed control circuit, or issues with the speed control module.

3. How can I diagnose the Speed Control Switch 2 Circuit High issue in my Jeep when OBDII code P0593 is triggered?

- To diagnose the problem, you can use a diagnostic scanner to retrieve the specific error codes, check the speed control switch for proper functionality, and inspect the wiring for any damage or loose connections.

4. Can I continue driving my Jeep with the OBDII code P0593 related to the Speed Control Switch 2 Circuit High?

- It is generally safe to drive your Jeep with this code, but it is recommended to address the issue promptly to ensure the proper functioning of the speed control system.

5. How can I repair the Speed Control Switch 2 Circuit High issue in my Jeep?

- Repairing this issue may involve replacing the speed control switch, repairing any damaged wiring, or addressing any underlying issues with the speed control module.

6. Is it possible to reset the OBDII code P0593 in a Jeep on my own?

- Yes, you can reset the code using an OBDII scanner or by disconnecting the battery for a few minutes to clear the error code memory.

7. Are there any DIY tips for troubleshooting the OBDII code P0593 in a Jeep?

- DIY tips include checking the speed control switch for proper operation, inspecting the wiring for any visible damage, and ensuring all connections are secure.

8. How much does it typically cost to repair OBDII code P0593 in a Jeep at a mechanic or dealership?

- The cost of repairing the Speed Control Switch 2 Circuit High issue can vary depending on the exact cause and the labor rates of the service provider, but it may range from $100 to $300.

9. Will fixing the OBDII code P0593 in my Jeep improve fuel efficiency or performance?

- Fixing this code is important for the proper functioning of the speed control system, but it may not directly impact fuel efficiency or performance unless the issue was causing other related problems.

10. Can extreme weather conditions affect the triggering of OBDII code P0593 in a Jeep?

- Extreme weather conditions can sometimes cause wiring issues or component malfunctions that may trigger the Speed Control Switch 2 Circuit High code, so it's important to consider environmental factors during diagnosis and repair.