del solares

i have a 1993 honda del sol s its an automatic with a d15b7 it starts to buck at 1500 rpms and it happens while driving and while in park i already replaced the throttle body complete with tha tps and i change the iacv and fuel filter and still tha same problem the car is completly stock my check engine light is on also it started happening about two months please help any idea what it could be?

rick_rabies

what code are you getting?

Emeraldbomber

Have you checked into timing?

jodyboy

define "buck" and only at 1500 rpm? is it continuous? Any recent work done on car?

del solares

i havnt checked into timing and a shaking like a rattle and no it stops after 1500 rpm and just wats listed

delsolintegra

Spark plug wires shorting out or broken in the valve cover?
Rotor/distributor cap bad ?

Pull spark plugs and check color.

del solares

two of them where blue