Heating System - Interior, Component Overview

Heating System - Interior, Component Overview

NOTE: At time of publication, all US/CDN Passat are 100% equipped with air conditioning. Information here, pertains to European market vehicles that are not equipped with air conditioning (heater only). Information on heater controls in this does not apply to US/CDN vehicles. However, this contain information on heating system components that are shared with either the Climatic or Climatronic air conditioning systems.

Disconnect battery before removing components marked with **







1 - Instrument panel **
2 - Center vents
- Removing vents
3 - Air duct to right side vent
4 - Front passengers vent
- Removing vents
5 - Controls for hot air and fresh air
- With Fresh Air/Recirculating Flap Switch E159
- Also with Immediate Heating Button E537 in vehicles with auxiliary heater
- Removing controls
- Also with Drivers Heated Seat Adjuster E94 and Front Passengers Heated Seat Adjuster E95 in vehicles with auxiliary heater
6 - Fresh/Recirculating Air Door Motor V154
7 - Right footwell vent
8 - Fresh Air Blower V2
9 - Fresh Air Blower Series Resistor With Fuse N24
10 - Heating unit partition
11 - Dust and pollen filter
- With activated charcoal filter
12 - Connection
- For rear vent air duct
- To remove, center console must be removed
13 - Rear vent air duct
14 - Rear vent
15 - Rear channel for right footwell
16 - Rear channel for left footwell
17 - Mounting bolt
- 8x
18 - Adapter for controls
19 - Heater core
- After replacing heater core, coolant must be replaced completely
20 - Left footwell vent
21 - Auxiliary Air Heater Heating Element Z35
- Not applicable to US/CDN
22 - Bowden cable for temperature flap
23 - Flexible shaft
24 - Heating unit
- Disassembling and assembling







Removing heating unit partition
- Unscrew plastic screws -2- and remove partition -1-.