The engine starting system of a KamAZ vehicle can be in three alternative states: serviceable, operational and faulty (failure)

Analysis of circuit diagrams of lighting systems, light and sound alarms allows us to draw the following conclusions: - the circuits have general and private branches;

The heating and ventilation system is designed to maintain optimal temperature conditions in the cabin when the ambient temperature changes

The windshield cleaning system is designed to wash and clean windshields to ensure vehicle safety

The following pre-heater failures may occur on a KamAZ vehicle:

• - the electric motor of the pump unit does not work;

When the auxiliary brake valve button is pressed, the engine does not stop, the flaps in the exhaust pipes do not turn, the trailer does not brake