Remove the instrument panel shelf (see Replacing the dashboard shelf).
Remove the radio panel (see Replacing the radio panel).
Using a Phillips screwdriver, unscrew the two screws...
...and remove the lower air ducts from the car.
Using a 10 mm spanner, unscrew the nut on the front left heater mount...
...and remove the negative wire of the electric fan from the mounting pin.
Using a screwdriver, pry up and remove the four spring clips securing the fan casing (see Replacing the radiator shroud)...
...we move the casing down, then to the right and remove it from the car.
Remove the fan guide casing.
We disconnect the red wire connecting the electric fan to the additional resistor.
Turn the fan casing over and open the air distribution cover.
We pull the electric motor power wires inside the casing.
We turn the casing over again, use a screwdriver to "unclip" the two spring clips holding the electric motor...
...and we take it out of the casing.
Using a 14 mm spanner, unscrew the impeller mounting nut...
...and remove it from the electric motor.
We also remove two rubber cushions from the electric motor.
We install the new electric motor in the reverse order.