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Engine revs high

Tiny
RATT RAVELIN
  • MEMBER
  • 1995 TOYOTA TERCEL
  • 1.4L
  • 4 CYL
  • 2WD
  • MANUAL
  • 250,000 MILES
When I start my car the idle is high like it is warming up but it stays high when driving then all of a sudden it will rev really high it will come back down after I keep giving it throttle. Also, it is hard to shift.
Sunday, August 19th, 2018 AT 11:27 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,690 POSTS
Hello,

This sounds like the IAC motor has carbon in it and it gets stuck. Here are two guides to help us find the problem and fix it:

https://www.2carpros.com/articles/engine-idles-too-high

and

https://www.2carpros.com/articles/how-to-replace-an-idle-speed-control-motor-iac

Check out the diagrams (below). Please let us know what you find. We are interested to see what it is.

Cheers, Ken
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Tuesday, August 21st, 2018 AT 1:21 PM

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