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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 3) >> System Description >> System >> Active Torque Rod Control System >> System Description >> System Description
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System Description

The ATR control module controls the engine mount operation corresponding to the engine speed. The control system has a 2-step control [On/Off]

ATR actuator in the active torque rod generates the antiphase vibration according to the vibration level signal from ATR control module to counteract the vibration of the torque rod. As a result, the vibration level from engine is decreased.

Vehicle condition

Active torque rod control

When the engine speed is decreased from 3, 000 rpm to 2, 500 (Accelerator pedal is released)

Off

Revving engine from 2, 000 rpm to 2, 500 rpm

On