i have a 96 sentra put a new head on it and got it finished now i had a previous code cylinder 4 missfire from when head was bad now i cleared the code and since then three of the readiness monitors are not ready egr catalyst and o2 only two can be not ready t...

FIX posted 5/12/2009

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle