Open bank 2 sensor one P2254 code

[robmustang201528]

Which o2 sensor is this? Driver side front or passenger side front? I don't have any cats. Car has longtubes supercharged and tuned. I see two other o2 sensor towards the rear where the cats would be. Thanks

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[Torinate]

First sensor Driver’s side.

 

[Jackson1320]

Which o2 sensor is this? Driver side front or passenger side front? I don't have any cats. Car has longtubes supercharged and tuned. I see two other o2 sensor towards the rear where the cats would be. Thanks

Bank 1 is passengers side
Bank2 drivers side
Sensor 1 is front
Sensor 2 is rear
On the coyote.

Bank 1 is always the side with number 1 cylinder. 99.9% of the time Cylinder 1 is the First cylinder Or the one furthest forward On any forward facing engine

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