P0590 Code - Speed Control Multiplexed Switch Performance
Quick Answer
The OBD-II trouble code P0590 indicates a problem with the speed control multiplexed switch performance in the vehicle. Common causes include Faulty speed control multiplexed switch, Wiring or electrical connection issues, ECM software malfunction. 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
- P0590 indicates Speed Control Multiplexed Switch Performance.
- Common causes
- Common causes include Faulty speed control multiplexed switch, Wiring or electrical connection issues, ECM software malfunction.
- 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 P0590 Description
The OBD-II trouble code P0590 indicates a problem with the speed control multiplexed switch performance in the vehicle. This code is typically found in vehicles with electronic throttle control systems. The speed control multiplexed switch is responsible for sending signals to the engine control module (ECM) to adjust the vehicle's speed based on driver input. When this switch malfunctions, it can lead to issues with the vehicle's speed control system, affecting its performance and drivability.
Common Causes of P0590
- Faulty speed control multiplexed switch
- Wiring or electrical connection issues
- ECM software malfunction
- Corrosion or damage to switch components
- Environmental factors such as moisture or debris affecting the switch
Symptoms of P0590
- Check engine light illuminated
- Inconsistent speed control
- Poor acceleration
- Difficulty maintaining a constant speed
- Vehicle stalling or surging
How to Fix P0590
- Diagnose the root cause of the issue by using a scan tool to retrieve the trouble code and inspecting the speed control multiplexed switch and related components.
- Replace the faulty speed control multiplexed switch if it is determined to be the cause of the problem.
- Check and repair any damaged wiring or electrical connections associated with the switch.
- Clear the trouble code from the ECM's memory and test drive the vehicle to ensure the issue has been resolved.
- Perform a final inspection to confirm that the speed control system is functioning properly.
Cost to Fix P0590
The typical repair costs for addressing the P0590 trouble code can vary depending on the vehicle make and model, as well as the specific components that need to be replaced. On average, the parts for this repair can range from $50 to $200, while labor costs can range from $100 to $300. Overall, the total repair cost for resolving the speed control multiplexed switch performance issue may fall between $150 and $500. It is advisable to consult with a qualified mechanic or auto repair shop to obtain a more accurate estimate based on your vehicle's specifications and location. Keep in mind that labor rates at auto repair shops can vary, so it's essential to inquire about pricing before proceeding with the repair.
When is the Code Detected?
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Frequently Asked Questions about P0590 Code
No Frequently Asked Questions about P0590 Code found.
Discuss the causes and fixes for P0590 OBDII Code
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What is this switch? Where is it located? When searching the internet, it only finds things on the cruise control, which I do NOT have.
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What model and year is your vehicle? every vehicle has different component location
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