O2 Sensor Locations

[Larry Bialecki]

Regarding O2 sensors: What side of the engine are Bank 1 and Bank2 located?
Is Bank1 the side where cylinder 1 is? It this the side of the engine toward the firewall?

 

[projectSHO89]

Larry,

Yes. Bank 1 is the firewall side. It also has cylinders 1-3.

Bank 2 is the radiator side.

Steve

 

[sdpatt]

Yes, bank 1 is also known as the right bank and is the one near the firewall.