hey i have a 98 5 speed lx. well my check engine light was on.. and i just let it go i was going to go to honda and have the car checked out and stuff. but this morning i go to start the car and it starts but it just didnt feel right so i gave it gas and there was hesitation my muffler is shaking alot but when i put it in gear and try to drive i get no power or any thing.. i checked all my spark plug wires i put some fuel injector cleaner in and no diffrence.. also now my check engine light is Flashing? .. any ideas or can any one help!? please any thing .. could it be that i need to change my spark plugs?if so what kind? and the car just about has 80,000 miles .. i checked my oil and its also ok. it kinda feels like im missing a cylinder.. i dunno just need help! thanks guys in advance.