I have a John Deere x340 tractor and the blades shut off but engine still runs it happens after about 15 minutes or so of mowing.

SOURCE: lawn tractor shuts off after 20 minutes of running

How old is your ? Sounds like ignition problem,If your engine is older you would have points when the points are bad they can stick together and will result in shutdown after unit cools a little it will restart !

SOURCE: I have a Deere LX188 mower, while mowing the

you need to check the seat switch first then have the park brake switch looked at.is there power to the starter relay?

Bill Linda Rivard

• 197 Answers
• Posted on Nov 14, 2009

SOURCE: Fuse blows when engage blade

The electro-magnetic coil side of your PTO is shorted out.On the 318 it is very easy to replace,just under front screen.

SOURCE: engine cutting off after engaging the pto (mower deck) JD 317

its likely to be a switch playing you up try hard wireing the switch to see if it stops this cutting out first, do one switch at a time till you fine the one playing up

SOURCE: problem with John Deere L120 tractor

Park brake switch is the most likely culprit,any other would cause the tractor to not turn over in the crank position.