Thread
:
2006 Pathfinder: ECU runs lean on Bank 1 after replacing upstream oxygen sensor
View Single Post
12-11-2016, 10:23 PM
mpe235
Moderator
2015 Rogue
Join Date: Jun 2006
Location: New York
Posts: 5,530
Check the front exhaust pipe where it bolts to the bottom of the catalytic converter. I have seen several with cracks in the weld that cause the sensors to read erratic. Also with a scan tool you can clear the self learned values for the sensor.
mpe235
View Public Profile
Send a private message to mpe235
Find all posts by mpe235