996 TT O2 Sensor??
#1
05-04-2011, 12:53 AM
Join Date: Dec 2007
Location: Texas,Humble
Posts: 70
Rep Power: 19 
996 TT O2 Sensor??
Hiii There
im Having Problem With My Car Some Times its turn off and when i check i found the Oxygen Sensor
and im gonna buy but i wanna know what is the different between
POST-cat Oxygen Sensor
And
PRE cat Oxygen Sensor
Because i Want 2 Buy Full Set
Before the exhaust
and after the exhaust
PS: My Car Exhaust is Zero Cell V-Clamp
im Having Problem With My Car Some Times its turn off and when i check i found the Oxygen Sensor
and im gonna buy but i wanna know what is the different between
POST-cat Oxygen Sensor
And
PRE cat Oxygen Sensor
Because i Want 2 Buy Full Set
Before the exhaust
and after the exhaust
PS: My Car Exhaust is Zero Cell V-Clamp
#2
05-04-2011, 03:55 AM
The pre-cat O2 sensor measures lambda value (air:fuel ratio) and is used in the engine control programs. The post-cat O2 sensor measures cat efficiency, and is intended to alert you if your cats are not working.
How (and why) did you pick such an obnoxious font for your message?
How (and why) did you pick such an obnoxious font for your message?
#7
05-05-2011, 06:43 AM
Registered User
A search on Rennlist: http://forums.rennlist.com/rennforum...archid=8573731 Hope it helps. 
I wish I could answer the question directly.
I wish I could answer the question directly.
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#8
05-05-2011, 02:50 PM
A search on Rennlist: http://forums.rennlist.com/rennforum...archid=8573731 Hope it helps. I wish I could answer the question directly.
I wish I could answer the question directly.BTW - that link comes up broken for me...
#11
05-06-2011, 09:42 AM
LOL, I wonder that ALL the time, I swear people just want as many posts as they can get rather then correct info.
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