Reviewed by FilmVZ.Com on January 7

P0401 EGR Valve Port Cleaning

Video Description :
This DIY clearing CEL code P0401 (EGR Insufficient Flow) 98 Honda Prelude. In cars OBD2 EGR valve restricted carbon deposits detect throw CEL. To rid CEL clean carbon flow. After combustion occurs engine creates exhaust. Gas exhaust straight engine bad air. The EGR valve recaptures exhaust runs combustion process , lowers temperature fumes (exhaust gas) lowers amount pollution exiting atmosphere. If don' fix won' pass SMOG California. You experience rough idling poor acceleration. Tips: Get "EGR port plugs" Honda. They . Removing injectors important clearance port plugs. When pull injectors clean . Slide hammers pulling port plugs easily. Drill bit size tap. Drilling halfway port plug distance fully grab port slide hammer. If clean ports valve CEL cleared, EGR valve faulty replaced.