Bank 1 is closest to the firewall
On a 2003 Toyota ( Tacoma / Tundra ) bank 1 is the PASSENGER SIDE of the 3.4 liter DOHC , V6 engine
bank 1 is the passenger side of the engine and bank 2 is the drivers side , on a V6 ( and V8 ) engine
Bank 1 is the passenger side of the engine in your Ford Ranger V6
On a Ford Mustang ( V6 and V8 ) Bank 1 is the passenger side of the engine
2001 Toyota tacoma bank 1 means that it is located before the cadalic converter.
Bank 1 is the passenger side of the engine in a Ford Mustang ( V6 and V8 )
On your 1999 Ford F-150 , 4.2 liter V6 engine : The left bank is the drivers side of the engine ( or bank 2 ) The right bank is the passenger side of the engine ( or bank 1 )
The V6 engine in a Ford Escape : firewall 1-----2-----3 ( Bank 1 ) 4-----5-----6 ( Bank 2 ) front
Passenger side is bank 1 & Driver side is bank 2
On a 2002 Ford E-150 , 4.2 liter V6 engine : Bank 1 is the PASSENGER SIDE of the engine
Bank 1 is the passenger side of the engine in your Mercury Mountaineer ( V6 and V8 ) and bank 2 is the drivers side of the engine
Bank 1 is the passenger side of the V6 engine in a Ford Ranger