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Re: 2003 Honda Civic, Leftovers from a 'Pro' mechanic
Posted to Technical Discussion Forum on 1/22/2018 1 Reply

This is actually not that difficult. If the harness is correct, there should be no leftover connections at the ecm. All ecm connections are "keyed" differently, so they can only go where they belong. It is completely impossible to plug them in to the wrong pla... Login to read more.

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