Bank 1 is the drivers side of the engine.
bank one is the side that ncludes cylinder number 1. the location of cylinder 1 varies depending on manufacterer
On your Ford F-150 ( V8 ) Bank 1 is the passenger side of the engine Sensor 1 is close to the engine before the exhaust enters the catalytic converter
Bank 1 refers to the location of the bank of cylinders that contain the #1 cylinder. Sensor 2 refers to the Oxygen sensor after the catalytic converter. Bank 1 is the left side of the engine, in this case against the firewall, and Sensor 2 is past the catalytic converter on that bank.
Bank one is the side of the engine with cylinder #1. Sensor two is after the catalytic converter.
bank 1 is the passenger side of the engine sensor 2 is after the exhaust has passed through the catalytic converter ( downstream )
The location of the bank 1 catalytic converter on a 2005 Nissan quest is right next to the fire wall so its between the fire wall and the engine.
Bank 1 is the bank of cylinders that contain the number 1 cylinder. O2 sensor 1 is the first O2 sensor in the exhaust system between the engine and the catalytic converter.
Bank 2 is the drivers side of the engine on a Ford Expedition Sensor 1 is in the exhaust , close to the engine , before the exhaust enters the catalytic converter ( upstream )
Bank 1 is the side of the engine with the number one cylinder, in your vehicle it is the passengers side. Sensor 1 is the first one coming from the engine, before the catalytic convertor, in the exhaust pipe.
Bank #1 is the passenger side of the engine , and sensor # 2 is in the exhaust after the catalytic converter ( downstream )
bank 1 is the passenger side of the engine sensor 2 is after the exhaust has passed through the catalytic converter (downstream)
Bank 1 is the same side of the engine that cylinder 1 is on.