P0140 Bank 1 Sensor 2 Insufficient -help-
06-29-2005, 03:09 PM
#1
On The Tree
Thread Starter
iTrader: (3)
Join Date: Sep 2004
Location: Portland, OR
Posts: 133
Likes: 0
Received 0 Likes
on
0 Posts
P0140 Bank 1 Sensor 2 Insufficient -help- Could someone tell me which sensor is throwing this code? Is this a problem with an after cat sensor? I thought Bank 2 was the after cat sensors.... 
06-29-2005, 05:20 PM
#4
Staging Lane
Join Date: Jul 2003
Posts: 62
Likes: 0
Received 0 Likes
on
0 Posts
Not necessarily, see thread:
https://ls1tech.com/forums/pcm-diagnostics-tuning/343118-rich-lean-switch-points-o2-gain-vs-error.html
https://ls1tech.com/forums/pcm-diagnostics-tuning/343118-rich-lean-switch-points-o2-gain-vs-error.html
