Shuts off when slowing to a stop?

2019 HYUNDAI KONA
70,000 MILES • 2.2L • 4 CYL • TURBO • 2WD
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SHAMP
  • MEMBER
  • 1 POST
When I drive for a while and get ready to come to a stop it cuts off but starts right back up. no engine light on. What could be the problem?
Aug 19, 2023 at 1:51 PM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
This can be a dirty throttle body or a vacuum leak.

here are three guides we need to go over to help us fix the problem:

https://www.2carpros.com/articles/stall-at-idle

and

https://www.2carpros.com/articles/throttle-actuator-service

And this guide test with the engine cold only:

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

Check out the images (below). Please let us know how it goes.
Aug 20, 2023 at 12:18 PM
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