Thread: O2 issue that won't go away.
View Single Post
      10-26-2019, 04:40 PM   #4
controllerplus
Private First Class
13
Rep
105
Posts

Drives: e46 m3
Join Date: May 2016
Location: St. Louis

iTrader: (0)
Quote:
Originally Posted by Tchao View Post
Did you mix up your pre and post cat O2 sensor wires?
No. that's literally impossible to do. the connections are different.
Appreciate 0
Quote