AutoCodes – KIA – P0443 KIA

P0443 KIA Code - EVAP Emission System Purge Control Valve Solenoid Malfunction

Quick Answer

The Evaporative Emission System (EVAP) canister purge volume control solenoid valve uses a ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control 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
P0443 KIA indicates EVAP Emission System Purge Control Valve Solenoid Malfunction.
Common causes
Common causes include Faulty Evaporative Emission (EVAP) Purge Solenoid Control, Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted, Evaporative Emission (EVAP) Purge Solenoid Control 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 17,603
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P0443 KIA Description

The Evaporative Emission System (EVAP) canister purge volume control solenoid valve uses a ON/OFF duty to control the flow rate of fuel vapor from the EVAP canister. The EVAP canister purge volume control solenoid valve is moved by ON/OFF pulses from the Engine Control Module (ECM). The longer the ON pulse, the greater the amount of fuel vapor that will flow through the valve.
OBDII Code P0443 KIA - EVAP Emission System Purge Control Valve Solenoid Malfunction - AutoCodes.com
P0443 KIA Code - EVAP Emission System Purge Control Valve Solenoid Malfunction

What are the Possible Causes of the DTC P0443 KIA?

  • Faulty Evaporative Emission (EVAP) Purge Solenoid Control
  • Evaporative Emission (EVAP) Purge Solenoid Control harness is open or shorted
  • Evaporative Emission (EVAP) Purge Solenoid Control circuit poor electrical connection

How to Fix the DTC P0443 KIA?

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 P0443 KIA 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 P0443 KIA 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 P0443 KIA Code

1. What are common symptoms of OBDII code P0443 in a KIA related to the EVAP emission system purge control valve solenoid malfunction?

- Common symptoms include check engine light illumination, rough idling, decreased fuel efficiency, and a strong smell of gasoline.

2. What are the possible causes of OBDII code P0443 in a KIA?

- The code P0443 in a KIA is often caused by a faulty purge control valve solenoid, damaged wiring or connectors, or a malfunctioning powertrain control module (PCM).

3. How can I diagnose the EVAP emission system purge control valve solenoid malfunction in my KIA?

- Diagnose the issue by using an OBDII scanner to retrieve the specific code, inspecting the purge control valve and its wiring for any visible damage, and testing the solenoid's resistance with a multimeter.

4. Can I drive my KIA with the OBDII code P0443 present?

- It is generally safe to drive your KIA with the code P0443, but it is recommended to address the issue promptly to prevent potential damage to the vehicle's emission control system.

5. How do I repair the EVAP emission system purge control valve solenoid malfunction in my KIA?

- Repair the issue by replacing the faulty purge control valve solenoid, repairing any damaged wiring or connectors, and clearing the trouble code with an OBDII scanner.

6. Are there any DIY tips for fixing OBDII code P0443 in a KIA?

- While replacing the purge control valve solenoid may require some mechanical knowledge, it is a relatively straightforward repair that can often be done at home with basic tools.

7. What is the purpose of the EVAP emission system purge control valve solenoid in a KIA?

- The purge control valve solenoid in a KIA is responsible for controlling the flow of fuel vapor from the charcoal canister to the engine intake manifold, aiding in the vehicle's emission control system.

8. Can a faulty EVAP emission system purge control valve solenoid affect my KIA's performance?

- Yes, a malfunctioning purge control valve solenoid can lead to rough idling, decreased fuel efficiency, and potential drivability issues in your KIA.

9. How long does it typically take to repair OBDII code P0443 in a KIA?

- Repairing OBDII code P0443 in a KIA can take anywhere from 30 minutes to a couple of hours, depending on the exact cause of the issue and your level of experience with automotive repairs.

10. Is it necessary to reset the OBDII system after fixing the EVAP emission system purge control valve solenoid malfunction in my KIA?

- Yes, it is recommended to reset the OBDII system after repairing the issue to clear the trouble code and ensure that the check engine light does not reappear unnecessarily.

Discuss the causes and fixes for P0443 KIA OBDII Code

  • Where is the evap valve located

  • What model and year is your vehicle?

  • I have an 03 kia sorento and its kust started to run hot about 3/4 lastnight and i thought i could hear a leaking sound after driving it. it also leaks when it rains is it possible that my computer is messing up everything because it seems like alot has been going wrong lately. my blower for my ac goes and comes.. its running rougher and the other morning it wouldnt stay started. I have these codes for my car p0431, p0421,p0443, p1330

  • Have you tried clearing the codes? what code comes back first? You may have 3 different problems, but I doubt there is a problem with the computer.

  • no i havent tried clearing the codes.. is there any other reason my cars temp gauge rising up but its backwards from the way a car would normally run hot. if i am sitting idleing it goes back down but as i am going it rises .

  • The increase of the engine temperature could be a different problem.Non of the components for the codes you listed will cause the engine to overheat. You could start by checking for coolant leak and if possible change the coolant.

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