What causes a lawn mower starter not to engage?
What causes a lawn mower starter not to engage? If the starter motor spins but does not crank the engine, you likely have a problem with... Faulty or damaged battery. If your motor is running clockwise, try reconnecting the battery. Pinion gear issues - sticking due to dirty / damaged spline or damaged pinion or ring gear. How do I know if my John Deere mower starter is bad? A bad starter can manifest itself in a cranking noise without engine turnover, a clicking when the ignition button is pressed, or a mower that simply does not respond to attempts...