p0161 O2 Sensor Heater Circuit (Bank 2 Sensor 2) - JeepForum.com
LinkBack Thread Tools
post #1 of 2 Old 01-02-2009, 08:07 AM Thread Starter
Registered User
Join Date: Jan 2009
Location: New Jersey
Posts: 9
p0161 O2 Sensor Heater Circuit (Bank 2 Sensor 2)

Ok Guys,

Question for ya. Now that i know my 02 libby needs a new o2 heater sensor, how do know which one to buy and which one to replace?? I understand there are 4 of them, im just clueless to which one is needed to be replaced.

Much help needed


DaniLaurette is offline  
Sponsored Links
post #2 of 2 Old 01-19-2009, 04:04 PM
Registered User
Join Date: Nov 2007
Location: NC
Posts: 10
Bank 1 is the drivers side. Sensor one is the first one after the exhaust manifold and sensor 2 is the one after the mini cat. converter. Bank 2 is on the pasenger side. The are sometime called upstream and downstream.
oldcarjeepguy is offline  

Quick Reply

Register Now

In order to be able to post messages on the JeepForum.com forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.

User Name:
Please enter a password for your user account. Note that passwords are case-sensitive.


Confirm Password:
Email Address
Please enter a valid e-mail address for yourself.

Email Address:


Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.

Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)
Thread Tools
Show Printable Version Show Printable Version
Email this Page Email this Page

Similar Threads
Thread Thread Starter Jeep Forums Replies Last Post
P0522 Engine Oil Pressure Sensor/Switch Circuit Low Voltage jeepdaddy65 KJ Liberty Forum 5 12-16-2008 09:24 AM
Could an O2 sensor cause this? devexityspace KJ Liberty Forum 2 10-02-2008 10:33 AM
o2 Sensor?? psujeeperman02 KJ Liberty Forum 4 08-03-2007 01:38 PM
Error: P0540 Intake Air Heater Circuit rmnoonan KJ Liberty Forum 2 12-31-2005 06:11 PM
O2 Sensor jmasters77 KJ Liberty Forum 1 08-11-2005 09:54 AM

Posting Rules  
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are On
Refbacks are On

For the best viewing experience please update your browser to Google Chrome