Originally posted by burninrice:
...P0161 HO2OS heater circut fault, ... .... how can you tell which o2s is bad, because the scan tool at work didnt say wich bank it was and it should.....so confused


P0161 = Bank 2 Lower O2 sensor.


Bank 2 Lower O2 sensor
On this 2-D picture, ignore the red box and arrow, the Bank 2 Lower is the sensor on the right of the pre-cat. The arrow is pointing to the Bank 2 pre-cat
Originally posted by chongo:

Last edited by Tony2005; 04/05/06 04:57 PM.
"Always do the cheap and easy ones first." 1996 V6 ATX 96K miles