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INTAKE MANIFOLD COMMUNICATION CONTROL (IMCC) SYSTEM OPERATION [AJ]

BME011300045T03
• The IMCC valve opens when it receives the IMCC operation signal from the PCM at an engine speed of 3,750 rpm and closes again at 5,560 rpm.
• Generation of rebound pressure waves begins from the shaded areas on the throttle body side, producing an inertia charging effect.

1 | IMCC valve closed below 3,750 rpm or above 5,560 rpm
2 | IMCC valve open 3,750-5,560 rpm
3 | Dynamic chamber
4 | IMCC valve
5 | Intake manifold
6 | Rebound pressure waves
7 | Intake air