To complete the procedure, a second technician is required to be at
the following position.
Depending on the equipment version, the following additional work must be
performed.
Special tools a
Heater Core, Preparing for Removal
- Turn on the ignition.
- Adjust the airflow direction of the air on the Front A/C
Display Control Head -E87- to "DEF" (to the windshield).
- Set the temperature preset on the Front A/C Display Control
Head -E87- for the left and right side to "col
Note
The Coolant Recirculation Pump -V50- is currently not
installed in all vehicles. Refer to
→ Rep. Gr.19; Coolant System/Coolant; Connection Diagram -
Coolant Hoses. If a parking heater is installed as
optional equipment in vehicles, a Coolant Recirculation Pump
-V50- m