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P1077 Diagnostic Trouble Code Discussion for May 2016

Intake Manifold Turing Valve Stuck In High RPM Position


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Trouble Ticket Help Requests for DTC P1077
Help Request Posted
2004 Honda Accord EX 3.0L MIL Lamp on VIN: 1HGCM81664
P1077: IMRC System Malfunction (Low RPM). ... trans. setting code p1077. Stepper motor is only driven in 1 direction by pcm. Can unlug pcm and drive motor either way. I am assuming imrc position is controlled by reversing polarity at motor. But when looking at wiring di...
May 16, 2016