1994 Plymouth Acclaim

When the problem occurs, have helper crank it, while you visually check for spark at the plugs. If spark everywhere, use a fuel pressure gage and check fuel pressure. Some of the national brand autostores used to loan out a fuel pressure gage, if you don't have one. Check for applicable trouble codes.

To check for spark, pull a plug wire, use known good spark plug or spark tester in the boot, ground metal part of tester to metal part of engine, engine cranking, watch for spark.