I'm having trouble passing emissions, hydrocarbons are high.

1989 ISUZU AMIGO
211,000 MILES
Avatar
AHICKEY
  • MEMBER
  • 1 POST
I've done a tune up and the rotor button, distributor & plug wires are only a yr old. Set the timing but it seems like it's getting too much fuel (I can smell it) plus it's cutting out. Is it possibly the O2 sensor? I'm at a loss.
Feb 20, 2012 at 6:40 PM
Advertisement
Avatar
CADIEMAN
  • ✓ASE Certified Mechanic
  • 3,544 POSTS
  • ASE Certified Mechanic
change the o2 and advance the timing 4 degrees.check the pcv valve oper.make sure u have clean oil when you go.these will lower your hcs.
Feb 20, 2012 at 7:18 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.