HAVE ALREADY REPLACE CONTROL VALVE, POSITION SENSOR, ACTUATER.
Hi there,
Both these codes point to the same issue. The control valve isn't working in high or low speed. Since replacing the valve hasn't solved the issue, it's most likely a wiring issue. Here is some more info for you.
P1077 HONDA - Intake Manifold Runner Control System Malfunction Low RPM Read more: https://www.autocodes.com/p1077_honda.html
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