i have a 92 prelude h23a1 engine and my car sometimes boggs when i first turn it on that i drive it then the check engine light comes on and the car runs with out the bogging, but it feels like its on slowMO how can i check the codes on a 92 lude. if i take it to a shop where does he have to plug his plugs into. where is the port? please someone help me out this problem is REALLY anoying!!!

 

Please try to use the search feature as this answer has been posted COUNTLESS times, but you just have to stick a paper clip in the little blue 2-pin connector behind the radio and the codes will flash by way of the check engine light. You don't need a shop to plug anything in....

 

lamo x2