× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1998 Nissan Altima SE 2.4L Excessive Emissions
Posted to Asian Driveability on 4/27/2011 8 Replies

I am grateful for any advice here. Please read carefully. I have replaced the cat as the emissions were high on all points but failing on NOX. The HC numbers went down to what you see now along with the CO%. I have replaced the O2 sensor and it moves between r...

8 Replies Received (View Replies)

  Related Documents & Media  1998 Nissan Altima SE

 
Message Closed w/FIX

car Vehicle Data

1998 Nissan Altima SE

VIN 1N4DL01D0W
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways
Message Closed w/FIX

car Vehicle Data

1998 Nissan Altima SE

VIN 1N4DL01D0W
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways