Diagnosing and resolving a P2101 Check Engine Light (CEL) code on a 2012 Nissan Altima. Replacing the throttle body is also covered in this video.

0:00 intro
0:29 Diagnose P2101 check engine light
1:52 Removing the throttle body
8:38 the new throttle body
9:38 install new gasket and throttle body
14:10 testing out the new throttle body
15:00 summary