corbinafly
"Mmmm. More please."
- Location
- lakewood,ca
I had the same problem with high NOx earlier this year. Changed all sensors to no avail including the cat. Then I swithed to one step cooler spark plugs and passed. If all else fails, it's worth a shot.
And the PCM does compensate for a lean mixture unless you're at WOT or cold start/warmup which you aren't when testing.
Kyung
And the PCM does compensate for a lean mixture unless you're at WOT or cold start/warmup which you aren't when testing.
Kyung