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Industry Moto Started a new thread 2016 KTM250SXF Cranking Issues

4/5/2022 8:59am
So this poor bike has been at 2 dealerships and now at my shop and I would really like to be the one to fix it. The issue is it will barely turn over if the throttle is cracked. The first dealership said it was the battery so he upgraded to the bigger 17 batt. But that did nothing, second...
This forum thread has 44 replies.

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

3/20/2022 5:31pm
Mine did the same covered intake and it would turn over slowly open intake and it would not turn over. Also huge amp draw on starter. The torque limiter is meant to absorb shock of a kick back and if that happens the dampers will let it spin the other way. So in essence its turning against it self when...

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

3/19/2022 3:02pm
It ended up being the Torque limiter. I had never even heard of that so I wasn't searching for the right issue. Its between the starter gear and the flywheel. Apparently its a common issue. Try you tubing KTM Torque limiter and see if that resembles your issues.

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/20/2019 11:48am
Hey BT747 the reason the engine is on the bench is because of all the troubleshooting. With everything disconnected and jumping the starter directly it does the same thing. So with the engine on the bench and jumping the starter again same symptoms. So that rules out electrical, throttlebody, TPS, ect, ect. Its in the engine. Getting a call from...

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/19/2019 11:14am
Its already been at 2 KTM dealers both ran Diag on KTM XC-2, There's no codes. Ive bypassed all electrical and sensors. I have the motor on my bench with no throttle body jump directly to the starter if the intake is plugged simulating a closed throttle it turns over fast as soon as air is introduced the motor will...

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/19/2019 11:08am
Hey thanks for the reply., But you must not have read my post, lol most people dont. I bypassed all eletrical, And Jumped the starter directly with the motor on my bench. No throttlbody, no tps. The bike runs flawless if bump started.Its building too much compression. with the throttle closed it turns over really fast, as soon as the...

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/18/2019 10:35pm
IT has a starter clutch and a torque limiter. Usually when they go out the starter just freewheels and the motor does not turn over. The torque limiter is for backfires or kick backs, it limits the force going back to the starter. And everything Ive read about them failing says they freewheel also.

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/18/2019 10:29pm
What does the tourque limiter have to do with the starter speed in relation to the air intake? This has been suggested a couple of times but only because the guys did not read the whole post. With the idle backed off and the butterfly completely shut so almost no air is getting to the engine it turns over completly...

Industry Moto Added a reply to 2016 KTM250SXF Cranking Issues

12/18/2019 4:08pm
In my post I stated that I jumped directly to the starter with the engine on my bench. No throttle body. That would rule out all electrical. Seems to be a compression issue.