Camry p2196 sensor codes P2196 – heated oxygen sensor (h02s) 1, bank 1 – signal stuck rich Diagnosing camry p2196,p2238 a/f sensor codes part1
Elusive P2196 code, issue solved!! Look here! - Ford Truck Enthusiasts
P2196 sensor rich signal bank troublecodes stuck oxygen heated h02s causes common code
