Hello and welcome to Just answer.com, Super mechanic here. About your vehicle.
Which series is it?
I have this,
TESTING PROCEDURE :
The best way to diagnos that system would be with a scan tool. However, they did use a couple of different ignition setups in that year. The "Bosch" system would have a power stage type of module for the ignition. See if there is a part under the hood that looks like this. You will have to remove the air filter top housing to see. Also, that the distributor is turning when you crank the engine.
Turn ignition OFF and access the power stage by removing the air filter housing top.
The "Bendix" type will be built into the ignition ECU and will be,
The ignition system control unit is located under driver side dash board.
It will look like this,
That's all the information that I have on it. Let me opt out and we can relist the case to see if there may be another expert who may have more insight as to what it may be. Thank you for your patience.