P0446 2006 Ford Fusion Code - EVAP System Vent Control Circuit
Quick Answer
The Evaporative System (EVAP) canister vent control valve is located on the EVAP canister and is used to seal the canister vent. Common causes include Missing Fuel cap, Incorrect fuel filler cap used, Fuel filler cap remains open or fails to close. 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
- P0446 2006 Ford Fusion indicates EVAP System Vent Control Circuit .
- Common causes
- Common causes include Missing Fuel cap, Incorrect fuel filler cap used, Fuel filler cap remains open or fails to close.
- 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.
Code P0446 2006 Ford Fusion Description
This solenoid valve responds to signals from the Engine Control Module (ECM). When the ECM sends an ON signal, the coil in the solenoid valve is energized. A plunger will then move to seal the canister vent. The ability to seal the vent is necessary for the on board diagnosis of other evaporative emission control system components.
This solenoid valve is used only for diagnosis, and usually remains opened.
What are the Possible Causes of the DTC P0446 2006 Ford Fusion?
- Missing Fuel cap
- Incorrect fuel filler cap used
- Fuel filler cap remains open or fails to close
- Foreign matter caught in fuel filler cap
- Vent control valve harness is open or shorted
- Vent control valve circuit poor electrical connection
- Faulty vent control valve
How to Fix the DTC P0446 2006 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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0446 2006 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.
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Frequently Asked Questions about P0446 2006 Ford Fusion Code
1. What is OBDII code P0446 on a 2006 Ford Fusion?
- OBDII code P0446 on a 2006 Ford Fusion specifically refers to the EVAP System Vent Control Circuit.
2. What are common symptoms of OBDII code P0446 on a 2006 Ford Fusion?
- Common symptoms of P0446 include the check engine light illuminating, possible fuel vapor odor, and potential issues with the vehicle's emission system.
3. What causes OBDII code P0446 on a 2006 Ford Fusion?
- The most common cause of P0446 is a malfunction in the EVAP system vent control circuit, typically due to a faulty vent valve or a wiring issue.
4. How serious is OBDII code P0446 on a 2006 Ford Fusion?
- While P0446 may not have an immediate impact on the drivability of the vehicle, it can lead to increased emissions and potential long-term issues with the EVAP system.
5. How can I diagnose OBDII code P0446 on a 2006 Ford Fusion?
- Diagnosing P0446 usually involves using an OBDII scanner to retrieve the code, conducting a visual inspection of the EVAP system components, and testing the vent control circuit with a multimeter.
6. Can I drive my 2006 Ford Fusion with OBDII code P0446?
- It is generally safe to drive the vehicle with P0446, but it is recommended to have the issue diagnosed and repaired as soon as possible to prevent further emissions-related problems.
7. How can I repair OBDII code P0446 on a 2006 Ford Fusion?
- Repairing P0446 typically involves replacing the faulty vent valve, repairing any damaged wiring, and clearing the code with an OBDII scanner.
8. Can a DIY enthusiast fix OBDII code P0446 on a 2006 Ford Fusion?
- While some DIY enthusiasts may have the skills to diagnose and repair P0446, it is recommended to consult a professional mechanic for a proper diagnosis and repair to ensure the issue is resolved correctly.
9. How much does it cost to repair OBDII code P0446 on a 2006 Ford Fusion?
- The cost of repairing P0446 can vary depending on the underlying cause, but it typically ranges from $100 to $300 for parts and labor at a repair shop.
10. Will OBDII code P0446 on a 2006 Ford Fusion affect emissions test results?
- Yes, having P0446 present can cause the vehicle to fail emissions testing due to increased emissions from a malfunctioning EVAP system.
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