Quote:
Originally Posted by RH77
The first under-hood items I checked were the wires and boot seat (too many times has a set of cheap wires arced and failed). The cap was replaced at 110K-ish and rotated to full advance for FE (premium fuel used since, plus the warm air intake needs higher octane). Referring to the manual, is this the Ignition Control Module? If it doesn't stall again, should I move on to other fixes?
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The cap, rotor, wires, and plugs should not affect the tach. The signal comes from the ignitor, which is inside the distributor. (Or, at least, it is on the 1990 CRXes I used to have.) I don't know if that is also called the Ignition Control Module.
The ignitor tends to be on the expensive side (over $100 if I recall correctly) so it's probably not something you want to replace "just because". If the tach keeps jumping all around and not reflecting what the engine is doing, the ignitor is a suspect. Wire connections like grounds would also be suspects, and are a lot cheaper to address.
-soD