Removing
1. We prepare the car for work (see "Preparing the car for maintenance and repair").
2. Drain the coolant (see "Coolant - replacement").
3. Remove the dashboard (see "Dashboard - removal and installation").
4. Disconnect the two heater radiator hoses from the tap (see "Heater tap - removal and installation").
5. Disconnect the power wire blocks and remove the heater from the heater stud "mass" electric fan wire (see "Heater fan - removal and installation").
6. We take the lower air duct to the side.
7. socket wrench by 10 mm unscrew the four nuts securing the heater (two on the right and left sides).
8. Remove the heater assembly.
Installation
1. Install the heater in reverse order.
2. We connect the hoses of the heater radiator to the tap and tighten the clamps of their fastening.
3. Pour liquid into the engine cooling system (see "Coolant - replacement").
4. We check the absence of fluid leaks from the heater tap and hoses. Tighten the hose clamps if necessary.