1990 Ford Escort Questions

All 1990 Ford Escort Questions

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will fuel pump relay switch make noise when bad and will car run if it is bad. car idles rough and dies switch makes noise when check engine light comes on
new ignition module installed but no spark also new coil
Thanks so much for answering my last question. We have determined that it was not the plug that wasn't firing but the port on the coil. What would cause one of the ports on the coil to stop firing?