nissan sentra 2005 1.8

Question

hello i have nissan sentra 2005 1.8l 136k
i have a check engine light on i change the throttle body i change the whole manifold intake upper and lower with solenoid valve now gaskits after replacing all parts i start the engine
car runs fine after 15mts ideal 1500rpm to 2900rpm can you please help i have code p1121

Answer 1

you will have to do and idle air relearn if you have not done so

I would disconnect the battery for an hour to reset the computer before doing the idle air relean

 

http://nissanhelp.com/diy/sentra/projects/nissan_sentra_idle_air_volume_learning.php