Heating and Ventilation System Components In Passenger Compartment, Servicing

Heating And Ventilation System Components In Passenger Compartment, Servicing

Disconnect battery before removing components marked with







1. Instrument panel
2. Center air vents
3. Right side window defroster air duct
In right A-pillar
4. Right air vent
5. Heating and ventilation controls
- With Fresh Air/Recirculating Flap Switch E159
- With Immediate Heating Button E537 where applicable
6. Fresh/Recirculating Air Door Motor V154
7. Right footwell air vent
8. Fresh Air Blower V2
- Depending on unit configuration, blower on vehicle may not be exactly as shown here
9. Fresh Air Blower Series Resistor With Fuse N24
10. Heating and ventilation unit partition
11. Sealing caps
- Only in vehicles without air guide to vent installed in center console at rear
12. Dust and pollen filter
- With activated charcoal filter
13. Center console air duct
- Connection to center console air guide
- To remove, center console must be removed
14. Right rear footwell air duct
15. Left rear footwell air duct
16. Screws
- Qty. 8
- Observe varying lengths
17. Heating and ventilation control adapter
18. Auxiliary Heater Heating Element Z35
- Only on models with Diesel engine
19. Heater core
- After replacing heater core, coolant must be replaced completely.
20. Left footwell air vent
21. Temperature flap bowden cable
22. Air distribution control - flexible cable
23. Heating and ventilation unit
24. Left side window defroster air duct
- In left A-pillar







Heating and ventilation unit partition, removing
- Remove screws - 2 - and partition - 1 -.







Heating and ventilation unit seal at bulkhead, installation position
- First install seal - A - on bulkhead, then engage on heater core.

NOTE: To prevent ingress of water into vehicle interior, note installation position.