AutoCodes – Ford – P0443 2012 Ford Fusion

P0443 2012 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 2012 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 8,550
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 2012 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 2012 Ford Fusion - EVAP Purge Control Circuit  - AutoCodes.com
P0443 2012 Ford Fusion Code - EVAP Purge Control Circuit

What are the Possible Causes of the DTC P0443 2012 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 2012 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 2012 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 2012 Ford Fusion 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 2012 Ford Fusion Code

1. What does the OBDII code P0443 mean on a 2012 Ford Fusion?

P0443 indicates a malfunction in the EVAP (Evaporative Emission Control System) Purge Control Valve Circuit, which controls fuel vapor emissions.

2. What are the common symptoms of the P0443 code in a 2012 Ford Fusion?

Symptoms may include an illuminated check engine light, reduced fuel efficiency, rough idling, and slight hesitation during acceleration.

3. What causes the P0443 code on a 2012 Ford Fusion?

Common causes include a faulty EVAP purge valve, damaged wiring or connectors in the purge valve circuit, or a defective powertrain control module (PCM).

4. Can I drive my 2012 Ford Fusion with a P0443 code?

While the vehicle may still be drivable, addressing the issue promptly is recommended to avoid increased emissions and potential long-term damage to the EVAP system.

5. How do I diagnose the P0443 code on a 2012 Ford Fusion?

Diagnosis involves checking the purge valve for proper operation, inspecting the wiring and connectors, and verifying power and ground at the purge valve circuit.

6. How do I fix the P0443 code on a 2012 Ford Fusion?

Repairs may include replacing the EVAP purge valve, repairing damaged wiring or connectors, or, in rare cases, reprogramming or replacing the PCM.

7. How much does it cost to repair the P0443 code on a 2012 Ford Fusion?

The cost can range from $50 to $150 for parts, such as a new purge valve. Labor costs may vary depending on the shop, typically totaling $100 to $300.

8. Can a loose gas cap cause the P0443 code on a 2012 Ford Fusion?

No, a loose gas cap is unlikely to trigger P0443. However, it can cause other EVAP-related codes, such as P0455 or P0442.

9. Is the P0443 code related to emissions testing for a 2012 Ford Fusion?

Yes, since it involves the EVAP system, a P0443 code will likely cause the vehicle to fail an emissions test until repaired.

10. What tools are needed to troubleshoot the P0443 code on a 2012 Ford Fusion?

Basic tools include an OBDII scanner, a multimeter for electrical testing, and potentially a vacuum pump for testing the purge valve.

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