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Home >> Lexus >> 2004 >> ES 330 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnosis >> Active Control Engine Mount >> Circuit Description

Circuit Description

The Active Control Engine Mount (ACM) system decreases engine vibration at low engine speed using ACM VSV. The VSV is controlled by a pulse signal transmitted to the VSV from the ECM. The frequency this pulse signal is matched to the engine speed to decrease engine vibration.

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