DIY walk-behind mower repair

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive cable if it's broken or frozen up inside the sheath.

Check your lawn mower blade regularly and replaced it if it's bent or damaged.

Replace the ignition coil if it isn't sending electric current to the spark plug when you pull the recoil starter rope.

The carburetor mixes air with fuel to drive the piston. Replace the carburetor if it's clogged or damaged.

Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.

The flywheel key couples the flywheel to the engine crankshaft. Replace the flywheel key if it's broken.

Replace the recoil starter if it doesn't move when you pull the starter rope.

Learn how to replace the drive belt on your lawn mower if it's worn or broken and won't drive the mower.

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cracked.

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to replace this tiny but essential part.

If the starter rope on your walk-behind lawn mower won't retract, replace the mower recoil starter assembly.

If the spark plug doesn't fire when you try to start the mower, you could have a defective ignition coil. Follow these step-by-step instructions to replace it.

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.

The safety switch stops the engine when you release the lever on the handle. This repair guide explains how to replace it if it's not working correctly.