P0442 2006 Ford Fusion Code - Evaporative Emission System Leak Detected Small Leak
Quick Answer
The Powertrain Control Module (PCM) monitors the complete evaporative emission (EVAP) control system for the presence of a small fuel vapor leak. Common causes include Missing or loose 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
- P0442 2006 Ford Fusion indicates Evaporative Emission System Leak Detected Small Leak.
- Common causes
- Common causes include Missing or loose 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 P0442 2006 Ford Fusion Description
What are the Possible Causes of the DTC P0442 2006 Ford Fusion?
- Missing or loose fuel cap
- Incorrect fuel filler cap used
- Fuel filler cap remains open or fails to close
- Foreign matter caught in fuel filler cap
- EVAP canister or fuel tank leaks
- EVAP system hose leaking
- Fuel tank leaking
How to Fix the DTC P0442 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 P0442 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 P0442 2006 Ford Fusion Code
1. What does the OBDII code P0442 mean for a 2006 Ford Fusion?
P0442 indicates a small leak has been detected in the evaporative emission (EVAP) system, which prevents fuel vapors from escaping into the atmosphere.
2. What are the common symptoms of P0442 in a 2006 Ford Fusion?
Common symptoms include an illuminated check engine light, a possible fuel odor near the vehicle, and no noticeable performance issues in most cases.
3. What causes the P0442 code to appear on a 2006 Ford Fusion?
Typical causes include a loose or damaged gas cap, a cracked EVAP hose, a leaking charcoal canister, or a failing purge or vent valve.
4. Can I still drive my 2006 Ford Fusion with a P0442 code?
Yes, you can drive the car with a P0442 code, as it typically does not affect drivability. However, it should be addressed promptly to avoid emissions issues.
5. How can I fix the P0442 code on a 2006 Ford Fusion?
Start by tightening or replacing the gas cap. If the issue persists, inspect the EVAP system for damaged hoses, leaks, or faulty components like the purge or vent valve.
6. How do I reset the P0442 code on my 2006 Ford Fusion?
After repairing the issue, you can reset the code with an OBDII scanner or by disconnecting the battery for a few minutes, though the latter may erase other settings.
7. How much does it cost to repair a P0442 code on a 2006 Ford Fusion?
Repair costs can range from $20 for a new gas cap to $200-$600 for diagnosing and fixing more complex EVAP system issues.
8. What tools do I need to diagnose a P0442 code on a 2006 Ford Fusion?
An OBDII scanner and a smoke machine are helpful for pinpointing leaks in the EVAP system, but a visual inspection can also identify obvious issues like a loose gas cap.
9. Can a faulty gas cap cause the P0442 code on a 2006 Ford Fusion?
Yes, a loose, cracked, or missing gas cap is one of the most common causes of the P0442 code.
10. Will the P0442 code cause my 2006 Ford Fusion to fail an emissions test?
Yes, the P0442 code will likely cause your vehicle to fail an emissions test until the leak in the EVAP system is repaired.
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