AutoCodes – Ford – P0443 2008 Ford Fusion

P0443 2008 Ford Fusion Code - EVAP Purge Control Circuit

Quick Answer

The Powertrain Control Module (PCM) monitors the state of the evaporative emission (EVAP) canister purge valve circuit output driver. 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 2008 Ford Fusion indicates EVAP Purge Control Circuit .
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 5,763
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 2008 Ford Fusion Description

The Powertrain Control Module (PCM) monitors the state of the evaporative emission (EVAP) canister purge valve circuit output driver. The test fails when the signal moves outside the minimum or maximum limit for the commanded state.
OBDII Code P0443 2008 Ford Fusion - EVAP Purge Control Circuit  - AutoCodes.com
P0443 2008 Ford Fusion Code - EVAP Purge Control Circuit

What are the Possible Causes of the DTC P0443 2008 Ford Fusion?

  • 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
  • Damaged PCM

How to Fix the DTC P0443 2008 Ford Fusion?

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 2008 Ford Fusion 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 2008 Ford Fusion code?

Need more information on how to fix the P0443 2008 Ford Fusion 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 P0443 2008 Ford Fusion Code

1. What does OBDII code P0443 on a 2008 Ford Fusion indicate?

The code P0443 on a 2008 Ford Fusion indicates a problem with the EVAP Purge Control Circuit.

2. What are common symptoms of OBDII code P0443 on a 2008 Ford Fusion?

Common symptoms of code P0443 may include rough idling, stalling, decreased fuel efficiency, and the illumination of the check engine light on the dashboard.

3. What are the possible causes of OBDII code P0443 on a 2008 Ford Fusion?

Potential causes of code P0443 include a faulty purge valve, damaged wiring or connectors in the EVAP system, a clogged charcoal canister, or a malfunctioning PCM.

4. How can I diagnose the issue causing OBDII code P0443 on my 2008 Ford Fusion?

To diagnose the problem, you can visually inspect the EVAP system components, check the wiring and connectors for any damage, test the purge valve for proper operation, and use a scan tool to monitor the EVAP system while driving.

5. Can I continue driving my 2008 Ford Fusion with OBDII code P0443?

It is generally safe to drive your vehicle with code P0443, but it is recommended to address the issue promptly to prevent potential damage to the EVAP system and ensure optimal vehicle performance.

6. How can I repair OBDII code P0443 on a 2008 Ford Fusion?

Repairing code P0443 may involve replacing the purge valve, repairing or replacing damaged wiring or connectors, clearing the code with a scan tool, and conducting a test drive to ensure the issue is resolved.

7. Are there any DIY tips for fixing OBDII code P0443 on a 2008 Ford Fusion?

DIY tips for addressing code P0443 include checking and tightening loose connections, inspecting the purge valve for debris or blockages, and following the vehicle's service manual for detailed troubleshooting steps.

8. Can a faulty gas cap trigger OBDII code P0443 on a 2008 Ford Fusion?

While a faulty gas cap may not directly trigger code P0443, it can contribute to EVAP system issues that may lead to the code being generated. It's advisable to ensure the gas cap is in good condition and properly sealed.

9. How much does it typically cost to repair OBDII code P0443 on a 2008 Ford Fusion?

The cost of repairing code P0443 can vary depending on the specific issue causing the code, the labor rates in your area, and whether you choose to address the problem yourself or take your vehicle to a mechanic. Costs may range from $50 to $300 or more.

10. How long does it take to repair OBDII code P0443 on a 2008 Ford Fusion?

The time required to repair code P0443 can vary based on the complexity of the issue and your level of experience. In general, it may take anywhere from 1 to 3 hours to diagnose and fix the problem associated with the EVAP Purge Control Circuit.

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