This would not be hard to diagnose if you had the Ford Volume H service manual. However, failing that, we revert back to the hard way.... First, as already stated, the computer turns on the fuel pump for about 2 seconds when you turn on the ignition. You need to check for a signal at the fuel pump relay. Connections should be one terminal is ignition hot, one to the fuel pump, one to ground, and the signal wire from the computer. I do have a 1988 Volume H at my garage, but since I am at home now, it doesn't help much. What I CAN do is to get my manual tomorrow, and post back some color codes, pinouts, and component pinpoint tests.
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Today's Featured Article - Tuning-Up Your Tractor: Plugs & Compression Testing - by Curtis Von Fange. The engine seems to run rough. In the exhaust you can hear an occasion 'poofing' sound like somethings not firing on all cylinders. Under loaded conditions the tractor seems to lack power and it belches black smoke out of the exhaust. For some reason it just doesn't want to start up without cranking and cranking the starter. All these conditions can be signals that your unit is in need of a tune up. Ok, so what is involved in a tune up? You say, swap plugs and file the points....now tha
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