02 help



#1
ok lol all u want 1997 honda civic dx d16y7 now that ur done lol could i mate my two o2 sensors together and only have one setup?
 


tekfoc

New Member
5+ Year Member
#2
No

Upstream o2 is required for ecu to do
Air fuel ratio adjustments .

Downstream just monitors your cat for correct operation .
You can add a resister to the downstream o2 harness and fool the ecu if you want .
 




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