1993 Mitsubishi Truck rough idle

1993 MITSUBISHI TRUCK
Avatar
RYN62188
  • MEMBER
  • 2 POSTS
Engine Mechanical problem
1993 Mitsubishi Truck 4 cyl Two Wheel Drive Manual

my truck has rough idle but its fine when you give it gas. i check all the spark plugs, pcv, mass air flow sensor, spark pulg wires, i adjusted the timing but it never got better so i put it back where it was frist at. heres my screen name ryn62188@aol.com

thanks
Ryan
Apr 25, 2009 at 6:00 PM
Advertisement
Avatar
RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
When was the last tune-up? if its done recently I suggest you check the idle air control motor/EGR and PCV valves. And also look for vacuum leaks
Apr 25, 2009 at 6:07 PM
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.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.