ok, first is my girlfriends daily driver 96 civic hx. Its throwing cel code 80- egr valve/ line, what the hell does this mean and how do i fix it? Second is my 1993 del sol, its throwing cel code 22- vtec pressure valve, but the car is engaging vtec fine so im lost. any help is appreciated, thanks guys

 

ttt. anyone have any advice/ help?????

 

no ones familiar with these codes????

 

ttt bump

 

i know people on here know there ****, whats the deal with these codes? not making any sense to me