Sequence of works
1. Removal is carried out from the front passenger footwell. To do this, you will have to lie on your back under the front panel.
Fig. 10.4. The fan can be accessed by removing the upper trim under the instrument panel in the front passenger footwell: 1 – fan electric motor; 2 – electronic speed controller on cars with air conditioning
2. Remove the upper trim under the instrument panel (Fig. 10.4).
3. Move the heater housing trim fasteners to the side.
4. Remove the protection from the electric motor.
5. Unscrew the three bolts around the perimeter of the electric motor.
Article based on data from the website mercedesman
6. Disconnect the contact connector and remove the fan.
7. Do not remove the fan impeller from the electric motor shaft - this may disturb the balance.
8. The maximum current value of a serviceable electric motor is about 22 A.