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97 accord failed emissions, code P0725, read here that ignition coil is problem. Was

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Old Jun 4, 2018 | 01:06 PM
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Cindy McGrellis's Avatar
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Default 97 accord failed emissions, code P0725, read here that ignition coil is problem. Was

Need help w P0725 code that failed my 97 accord for emissions. Saw post for replacing ignition coil, said definitely not a trans problem. Advice needed. Thank you
 
Old Jun 4, 2018 | 03:46 PM
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PAhonda's Avatar
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Is this a 4 or 6 cylinder accord?
 
Old Jun 4, 2018 | 04:04 PM
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JimBlake's Avatar
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P0725 = engine-speed input circuit malfunction

Is it a V-6 engine? I think that's the only one where I heard the coil mentioned as the problem. I don't have a shop manual for that generation (regardless of engine) so I don't know where that signal originates. But I will say that it could just as likely be faulty wiring back to the ECM so check that before throwing parts at it.
 
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