no spark? ecu prob?

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joshuah80

New Member
i just got my zc dohc into my 91 civic. and i have no spark.....my ecu is a pg7 ecu...i have two of them i tried both. the light doesnt come on on them when i turnthe key does this mean my ecu is bad? i have/ tried two..what would cause it not to work if they are good.. can someone help me? what might be the problem i need to get this car running.
 
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