On a Ford Expedition :
Bank1 is the passenger side of the engine
Bank 2 is the drivers side of the engine
No Bank 1 is the passenger side of the engine in your Ford Expedition , Bank 2 is the drivers side Sensor 1 for both sides of the engine are before the catalytic converters ( upstream ) Sensor 2 for both sides of the engine are after the catalytic converters ( downstream )
1 oz.
It does not have 3 catalytic converters. It only has 1.
1
There should be 1.
heated exhaust gas oxygen sensors ( HEGO sensors ) or just oxygen sensors on a V6 engine , Bank #1 is the passenger side , Bank # 2 is the drivers side # 1 sensors are close to the engine , before the exhaust gas passes through the catalytic converters ( # 1 sensors are used for adjusting air / fuel ratio ) # 2 sensors are in the exhaust after passing through the catalytic converters ( downstream ) they are called catalyst monitors and monitor the efficiency of the catalytic converters
1
One
1
1 they told me its a direct fit
1 kilo
most expeditions have 1 but the 5.4 gots 4