Thread: S13 Intermittent spark
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Old 11-12-2020, 08:14 AM   #5
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Quote:
Originally Posted by tuzzio View Post
No there is not, all 4 coils share a common power source (12V, checked and has power) as well as 2 grounds (checked and are good) and 1 signal wire from the ECU to each coil.



No pulse at coil = no spark emitting.

Does the ecu show crank signal?
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