SPONSORED LINKS

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
  • 48,363 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
Image (Click to make bigger)
Thumb
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Tuesday, August 21st, 2018 AT 1:21 PM

Please login or register to post a reply.

Related Engine Revs Up Content

Idle Air Control Motor Replacement
GUIDE
Idle Air Control Motor Replacement
The idle air control motor or idle speed control motor is designed to adjust the air flow into the intake manifold at engine idle. Engine idle speed is monitored by the PCM...
VIEW MORE

Sponsored links