View Single Post
Old 03-09-2019, 01:44 PM   #4 (permalink)
crz650
EcoModding Lurker
 
Join Date: Jun 2011
Location: place
Posts: 26
Thanks: 1
Thanked 3 Times in 3 Posts
Quote:
Originally Posted by Piotrsko View Post
Well a quick check says code 1 is your O2 zensor, 12 is faulty egr , 22 is some odd valve named VTEC failure. Cleaning the EGR Will lower idle CO, the O2 might lower it across the rpm range. Having spent a couple of eternities in the LA AQMD, how are you getting smog with a CEL set? Worse case back the distributor off a degree or 2. Keep it within specs but on low side of tolerances advanced
Well the CEL isn't on all the time. Sometimes it comes on during long highway drives but not all the time.
  Reply With Quote