To take into account the change in the volume of coolant with temperature, an expansion tank is included in the system, the plug of which is equipped with a special pressure relief valve.
The radiator is a cross flow type radiator and has plastic or metal side tanks. There is a high coolant temperature warning light switch at the system outlet from the cylinder head.
Cooling System for Turbo Engine Models - General Description
1. The cooling system on turbo models is basically the same as on non-turbo models, but an oil cooler has been added to it (similar to that used on XUD9 engines). The thermostat housing has been modified accordingly.