aem ems narrow band needed? - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

240sxrb25 · 03-28-2010, 09:31 PM

i am converting rb25 to map sensor with the ems and have an aem wideband. just wondering if i will need the factory narrow band o2 sensor also or not. i didnt think so but would like some for sure asnwers.

thanks

s13silvia123 · 03-28-2010, 10:23 PM

yes you would need unless you have a standalone to turn the O2 sensor off

240sxrb25 · 03-29-2010, 06:15 PM

i stated that i have the aem ems.

eh? · 03-30-2010, 05:44 AM

No you don't need the narrow band sensor. They pretty much want you to use the wideband for closed loop o2.

03-28-2010, 09:31 PM	#1
240sxrb25 Zilvia Junkie Join Date: Aug 2006 Location: omaha, ne Age: 35 Posts: 451 Trader Rating: (2) Feedback Score: 2 reviews	aem ems narrow band needed? i am converting rb25 to map sensor with the ems and have an aem wideband. just wondering if i will need the factory narrow band o2 sensor also or not. i didnt think so but would like some for sure asnwers. thanks

03-28-2010, 10:23 PM	#2
s13silvia123 Post Whore! Join Date: May 2006 Location: where waldo is Age: 43 Posts: 3,267 Trader Rating: (16) Feedback Score: 16 reviews	yes you would need unless you have a standalone to turn the O2 sensor off __________________ 18g and 20g turbo users click on me http://zilvia.net/f/tech-talk/261219-18g-20g-turbo-users.html

03-29-2010, 06:15 PM	#3
240sxrb25 Zilvia Junkie Join Date: Aug 2006 Location: omaha, ne Age: 35 Posts: 451 Trader Rating: (2) Feedback Score: 2 reviews	i stated that i have the aem ems.

03-30-2010, 05:44 AM	#4
eh? Zilvia Member Join Date: Apr 2005 Location: Orlando, FL Age: 44 Posts: 283 Trader Rating: (0) Feedback Score: 0 reviews	No you don't need the narrow band sensor. They pretty much want you to use the wideband for closed loop o2.