86.5 7MGE supra smog test fails

googoogaga · 09-25-2006, 01:19 PM

I've replace the EGR valve, oxygen sensor, bimetallic vaccuum switch, catalytic converter. I am still getting over 3 on the "CO". I was told maybe
the mass air flow sensor is bad. also, could a temp sensor be causing this? Any ideas out there?

09-25-2006, 01:19 PM	#1
googoogaga Stock Join Date: Sep 2006 Location: fresno Posts: 2	86.5 7MGE supra smog test fails I've replace the EGR valve, oxygen sensor, bimetallic vaccuum switch, catalytic converter. I am still getting over 3 on the "CO". I was told maybe the mass air flow sensor is bad. also, could a temp sensor be causing this? Any ideas out there?