1990 Toyota 4Runner idle

192,000 MILES • 4 CYL • 4WD • MANUAL
Avatar
WVTAZ46
  • MEMBER
  • 1 POST
after warm up engine will idle up and down from 1000 rpm to 1500 rpm
Dec 28, 2007 at 8:54 PM
Avatar
BLACKOP555
  • ✓Experienced Mechanic
  • 10,386 POSTS
clean out your throttle body and check your EGR valve, next check your IAC module.

does it run poorly when driving?
Dec 29, 2007 at 3:13 AM
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Frequently Asked Problems for This Vehicle