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Home >> Cadillac >> 1985 >> Fleetwood Base, 4D Sedan >> Repair and Diagnosis >> Engine Performance >> System >> DFI ECM Tests W/Codes >> Trouble Code E53
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Trouble Code E53

This code indicates that ECM lost distributor signal after engine was started. If distributor reference pulses are interrupted for a short period of time, engine may not stall, but code "E53" will be stored. If pulses are interrupted for an extended period of time, engine will stall, code will be stored, and code "E12" will be set upon attempting to restart.

If code is being stored but does not result in a no start condition, it should be treated as an intermittent code "E12".