how to fix the P0441 code on my Honda Accord 10th Generation (2018-2022)

Learn how to diagnose and fix P0441 EVAP system issues in Honda Accord 10th Generation (2018-2022). Step-by-step guide with diagnostic procedures and repair instructions.

Solution

1. Preparation

• Gather all necessary tools and parts.
• Ensure the vehicle is parked on a flat surface and the engine is cool.
• Disconnect the negative battery terminal to avoid electrical shorts.

2. Inspect and Replace the Purge Valve

• Tools Required: Socket set, multimeter, screwdrivers.
• Remove the purge valve located on the engine or near the EVAP canister.
• Test the valve with a multimeter to verify if it operates correctly; it should show continuity when energized.
• If defective, replace the purge valve with a new OEM part. Torque specifications for the valve mounting bolts should be followed as per manufacturer recommendations.

3. Check and Replace the Fuel Cap

• Inspect the fuel cap for cracks, wear, or failure to seal properly.
• If damaged, replace with a new fuel cap. Ensure it clicks securely when tightened to avoid future issues.

4. Repair or Replace Damaged Components

• If any hoses or components were found damaged during the visual inspection, replace them with new OEM parts.
• Ensure all connections are tight and secure.

5. Clear Error Codes

• Reconnect the negative battery terminal.
• Use the OBD-II scanner to clear the P0441 code from the vehicle’s computer.