Yea changed the lamda sensor it's running perfect except for the high c0 do you think I should change the injector

The idle is fine and it runs great what is the o2 how do i find it

It's done 106000 so it burns a little oil but no smoke the engine runs very well

yes single point 8v the reading was 0.5 to 0.6

i am having problems with the c0 emissions on my vitara jx 1.6 1999, I have changed the lambda sensor, plugs , distributor cap, water temp sensor,ht leads, and now the cat, plus had it terra cleaned but it still wont pass a mot so not sure what to try now the engine is running sweet no miss fire and...