my Ford F-150 has poor acceleration, what could be the cause

Solution

1. Preparation

• Gather tools and parts necessary for the repair.
• Park the vehicle on a flat surface and engage the parking brake.
• Disconnect the negative battery terminal to ensure safety.

2. Replace Air Filter

• Open the hood and locate the air filter housing.
• Remove the screws or clips securing the housing.
• Take out the old air filter and inspect the housing for dirt or debris.
• Install the new air filter, ensuring it is seated correctly.
• Reassemble the air filter housing and secure it back in place.

3. Clean Throttle Body

• Remove the intake duct connected to the throttle body.
• Spray throttle body cleaner onto a clean cloth and wipe the throttle plate and interior surfaces.
• Open the throttle plate manually to clean behind it.
• Reinstall the intake duct securely.

4. Replace Spark Plugs

• Remove the ignition coil or spark plug wires from the spark plugs.
• Using a socket, carefully remove each spark plug.
• Inspect the old spark plugs for wear; replace them if necessary.
• Install new spark plugs, tightening them to the manufacturer’s specified torque (typically 15-20 ft-lbs).
• Reconnect the ignition coils or spark plug wires.

5. Check and Replace Fuel Filter (if necessary)

• Locate the fuel filter beneath the vehicle.
• Relieve the fuel pressure by removing the fuel pump fuse and starting the engine until it stalls.
• Disconnect fuel lines from the filter carefully.
• Replace the old fuel filter with a new one, ensuring proper orientation.
• Reconnect the fuel lines and replace the fuel pump fuse.