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International Automotive Technicians Network
Re: HONDA IGNITER WAVEFORM
Posted to Technical Discussion Forum on 7/24/2002

Hi John,

Honda igniters send a 10v reference voltage out to the ECM...The ECM then pulls the 10v low. When the 10v is low, the coil is turned on. When the 10v is high the coil is shut off. If I had a vehicle in for a no start, no spark condition, I would gen... Login to read more.