Look at the spark plug wires in the front of engine. If the first spark plug wire has a 1 on it then thats bank one, if it has a 4 on it then its bank 2. Your looking for the o2 sensor closest to the front of engine of the side with the 4 on it. I hope this helps
SPONSORED LINKS
Monday, April 28th, 2008 AT 6:12 PM