I just done a si intake,distributer,resister box,and ecu swap onto a d15 in a 91 crx.i've posted ths question before,but my ecu is throwing a code 3,map.I tried a new map sensor and drove it up the road and about third gear the engine light came on it started flashing code 3 again.can someone help me out here is there a vaccume diagram i can look at or something?and no i don't have the map and tps plug mixed up.