check engine light after k&n typhoon
#2
#6
do this mine went off go to the trunk of you car go to the battery area theres a big fuse look of it unplug it go to your hood unplug you maf and plug it back in go to your trunk plug the fuse back in start your car. let me know how it works
#9
Anytime you throw a CEL, it is important that you get it checked. Go to a local parts store, I believe Autozone will scan your codes for free. You need to make sure that you threw a p0171 - Fuel Trim System Lean ECM/PCM.
If so, don't worry about it. All aftermarket intakes can trigger this code. It's not an issue w/ the intake, it's an issue with the airflow exceeding certain table's values. A good professional tune could avoid this. You will most likely throw the code again. It is more a matter of your location (temp, elev, humidity, etc.) than your intake. Just make sure to get the code read next time. The codes are very useful at determining issues or even avoiding catastrophes.
If so, don't worry about it. All aftermarket intakes can trigger this code. It's not an issue w/ the intake, it's an issue with the airflow exceeding certain table's values. A good professional tune could avoid this. You will most likely throw the code again. It is more a matter of your location (temp, elev, humidity, etc.) than your intake. Just make sure to get the code read next time. The codes are very useful at determining issues or even avoiding catastrophes.
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