Examination
Disconnect ground cable (-) from the battery.
Attention. This erases the records in the memory of the on-board computer. In particular, fault records and radio code. Before disconnecting the battery, read the contents of the section «Removing and installing the battery».
Disconnect the plug connection in the footwell of the front passenger. Connect the positive battery cable to terminal 1 and the negative cable to terminal 2. The motor must be running. Otherwise, replace the motor.
If the motor is working, then the heater relay, switch is damaged, or the malfunction must be sought in lead wires.
Removing
Unscrew the 3 screws securing the electric motor at the cover and remove the motor downwards.
Check the ease of rotation of the impeller.
Check for foreign bodies in the duct.
Installation
Install and secure the fan.
Connect the ground cable to the battery.
Set the time on the clock, if any, enter the security code into the radio receiver.