FIELD: transportation.
SUBSTANCE: invention relates to the vehicles. In the method of diagnosing a vehicle engine mount, while the vehicle is being driven by the engine, the engine vibration is isolated from the cab and the vehicle chassis by one or more active engine mounts, controlled by the controller in the first damping mode and the second stiffening mode. Then, the engine support is diagnosed by increasing the engine vibrations and controlling the active engine supports by means of a controller in the first mode and the second mode to diagnose whether the active engine supports function as desired.
EFFECT: self-diagnostics of supports is implemented.
17 cl, 7 dwg
