for the 2 below, you may wanna check the secondary air pump (make sure all rivets are in place - mine were busted & the air was coming out though the seems of the pump) and the shut off valve (take the thin rubber hose of & make sure the nosle isn't cloged - mine was).. good luck.
P1423 Secondary Air Injection failure
P0443 Evap Purge Valve Open or Short Circuit Fault |