my Honda Accord stalls when idling what's the issue

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is on a level surface, and the engine is cool.
• Disconnect the battery before working on electrical components.

2. Clean or Replace the Throttle Body

• Remove the air intake duct connected to the throttle body.
• Use throttle body cleaner and a soft brush to clean the interior of the throttle body.
• If the throttle body is damaged or malfunctioning, replace it with a new one.
• Reinstall the air intake duct securely.

3. Clean or Replace the Idle Air Control Valve (IACV)

• Locate the IACV, usually found on or near the throttle body.
• Disconnect the electrical connector and remove the mounting screws.
• Clean the IACV with appropriate cleaner; if it is not functioning properly, replace it.
• Reinstall the IACV and reconnect the electrical connector.

4. Check and Repair Vacuum Leaks

• Inspect all vacuum lines connected to the intake manifold for cracks or disconnections.
• Replace any damaged hoses.
• If necessary, use a smoke machine to identify any hidden leaks.

5. Reassemble and Reconnect Battery

• Ensure all components are securely reconnected.
• Reconnect the battery.
• Start the engine and allow it to reach operating temperature.