Please help

[alcole]

Hey, i hope somebody can help me i have a 94 xle 4cyl and it is very sluggish could this be a fuel filter or some other type of exaust prob. i just changed the plugs(denzo plat) and wires but still having prob thanks in advance!!!

[500KCamry]

Check the color of your plug spark, blue okay, orange weak and maybe coil problem.

If it's blue then check out the fuel system, filter, pressure regulator and pump.

What's the mileage? I have an 85 that developed fuel pump problems at 475K and a 95 that is still pumping fine at 500K.

[fredk]

check the cat too, it might be blocked up

[alcole]

thanks guys im going first thing in the morn to get cat checked, just did new plugs and wires they were fine it has 187xxx mother in law's old ride gonna take some fixin