which bank is bank 2?
 

i have 2001 windstar with the 3.8. which o2 sensor is the one for bank 2
thank in advance

RE: which bank is bank 2?
 

Bank 2 is your rear manifold toward firewall.

RE: which bank is bank 2?
 

thanks for your help and the speedy response

RE: which bank is bank 2?
 

No problem, just know this if you are preparring to replace o2 sensor, make sure you don't have a intake manifold gasket leak this will give you a lean code from o2 sensor.