found this spot o' data re: fuel pressure regs: "You will know there is a problem with your fuel pressure regulator from several noticeable symptoms. There will most likely be hesitation during acceleration, excessive load up during deceleration which may cause backfiring or emission odor, and you ...

The fuel injection system on these cars is extremely simple. A common failure point is the fuel pressure regulator, a silver round object mounted on the end of the fuel rail that has a vacuum hose hooked to it. This regulator is a common part... I found a Motorcraft part that is exactly the same as ...

...similar symptoms...emits black and/or blue smoke

If similar to B230F, then maybe ECU's temp sensor, but since this was stated,

engine shakes horribly

it would suggest a lean mixture, which would not be related to black and/or blue smoke, unless said smoke is oil coming down valve guides.

So ...

thanks will ascertain that the '95 fuse arrangement is the same as a '94, try that and get back

I've perused previously posted advice for similar symptoms, and will attempt suggested fixes, but mine starts really, really rough - the engine shakes horribly and emits black and/or blue smoke - then smooths out and runs, smoke-free, as per normal...

no hi-beam on driver's side; swapped bulb, same problem! separate fused circuit?