Installing the heating and air-conditioning unit
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NOTE:
RISK OF DAMAGE
Damage caused by water ingress into the vehicle.
Water ingress into the vehicle may result in damage to components, malfunctions and corrosion.
Damage caused by water ingress into the vehicle.
Water ingress into the vehicle may result in damage to components, malfunctions and corrosion.
- Ensure correct installation of the components.
- Only use undamaged components.
- Apply lubricant to the condensate drain (2) before installation of the heating and air-conditioning unit (1) .
INSTALLATION AID SPECIFICATION
| Lubricants G14 | 900 ml, Can | 83232360412 |
- Insert the heating and air-conditioning unit (1) .
- Ensure the heating and air-conditioning unit (1) is positioned exactly on the condensate drain (2) .
- Perform a visual inspection after installing the heating and air-conditioning unit (1)
.
- For equipment specifications with electric auxiliary heater: Correctly position the ground cable (2) and tighten the nut (1) .
TIGHTENING TORQUES SPECIFICATION
| Ground cable to ground support point | ||
|---|---|---|
| Nut | Tightening torque | 8 Nm |
- Position and connect the connector (1) on the blower (2) .
NOTE:
Perform the steps on the right and left side.
- Slide the air duct (2)
upwards until the detents (1)
engage properly.
- Correctly position the cable duct (2)
and clip into the detent (1)
.
- Guide in sealing flange (4) at the cowl (5) and position correctly.
- Tighten the bolts in the following sequence: (1) , (2) and (3) .
TIGHTENING TORQUES SPECIFICATION
| Heating and air-conditioning unit to cowl | ||
|---|---|---|
| Oval-head screw | Tightening torque | 2.8 Nm |
Fig 1: Heating And Air-Conditioning Unit Sealing Flange Screws Tightening Sequence Heating And Air-Conditioning Unit Sealing Flange Screws Loosening Sequence Installing Steering Wheel Installing The Headunit High (Hu-H)
- Correctly push on the coolant hoses and secure the hose clamps (1) using special tool 0 495 794 (17 2 050).
- Remove disconnection tools.
Follow-up work
- Refer to INSTALLING THE SUPPORT FOR DASHBOARD .
- Refer to INSTALLING EXPANSION VALVE .
- Refer to CONNECTING THE REFRIGERANT LINE TO THE EXPANSION VALVE .
- Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
- Refer to TIGHTENING THE LEFT FRONT-END STRUT .
- Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE LEFT .
- Refer to INSTALLING INSTRUMENT PANEL TRIM .
- Refer to INSTALLING THE INSTRUMENT CLUSTER (KOMBI) .
- Refer to INSTALLING THE STEERING COLUMN SWITCH CLUSTER (SZL) .
- Refer to INSTALLING STEERING COLUMN SHROUD LOWER SECTION .
- Refer to FITTING STEERING COLUMN SHROUD UPPER SECTION .
- Refer to INSTALLING STEERING WHEEL .
- Refer to INSTALLING AIRBAG UNIT .
- Refer to INSTALLING AIRBAG UNIT OF THE M SPORTS STEERING WHEEL .
- Refer to INSTALLING FOLD-OUT COMPARTMENT ON THE LEFT .
- Refer to INSTALLING THE CENTRAL INFORMATION DISPLAY (CID) .
- Refer to INSTALLING THE DECORATIVE STRIP ON THE DASHBOARD ON THE LEFT .
- Refer to INSTALLING THE LIGHT OPERATING UNIT .
- Refer to INSTALLING THE SIDE PANEL ON LEFT DASHBOARD .
- Refer to INSTALLING LEFT AND RIGHT A-PILLAR TRIM PANEL .
- Refer to INSTALLING SIDE TRIM PANEL IN FOOTWELL ON RIGHT A-PILLAR .
- Refer to INSTALLING THE SIDE TRIM PANEL IN THE FOOTWELL AT THE LEFT A-PILLAR .
- Refer to INSTALLING BOTH INNER FRONT DOOR SILL COVER STRIPS .
- Refer to INSTALLING THE MID-RANGE SPEAKERS IN THE DASHBOARD .
- Refer to INSTALLING THE SPEAKER TRIM AT THE DASHBOARD .
- Refer to INSTALLING THE HEADUNIT HIGH (HU-H) .
- Refer to INSTALLING RADIO OPERATING UNIT AND AIR CONDITIONING CONTROL PANEL .
- Refer to INSTALLING THE DECORATIVE STRIP ON THE RIGHT DASHBOARD .
- Refer to INSTALLING THE SIDE PANEL ON DASHBOARD ON THE RIGHT .
- Refer to INSTALLING THE CENTER CONSOLE .
- Refer to INSTALLING THE FOOTWELL TRIM PANEL ON THE RIGHT .
- Refer to INSTALLING THE TRIM PANEL FOR THE PEDAL ASSEMBLY .
- Refer to INSTALLING THE CUP HOLDER .
- Refer to INSTALLING THE CENTER CONSOLE TRIM .
- Refer to INSTALLING FRONT STORAGE COMPARTMENT TRIM .
- Refer to INSTALLING THE CENTER ARMREST .
- Refer to INSTALLING THE CENTER ARMREST STORAGE COMPARTMENT .
- Refer to INSTALLING THE REAR CENTER CONSOLE TRIM .
- Refer to INSTALLING THE REAR VENTILATION GRILLE .
- Refer to INSTALLING THE VENTILATION GRILLE IN THE REAR (AIR CONDITIONING SYSTEM WITH 4-ZONE CONTROL) .
- Refer to INSTALLING THE CONTROL PANEL OF THE REAR PASSENGER COMPARTMENT AIR CONDITIONING (INTEGRATED AUTOMATIC CLIMATE CONTROL WITH 4-ZONE CONTROL) .
- Refer to INSTALLING THE CENTER COWL UPPER PART .
- Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
- Refer to INSTALLING WINDSHIELD PANEL COVER .
- Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
- Installing the rear right engine compartment cover.
Remove the battery cover .
NOTE: The following step(s) must be performed if the listed component(s) is/are installed.- Remove the special tool 2 452 007 from the battery.
- Install the cover (2).
- Lock the lock (1).
- Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
- Refer to INSTALLING COOLANT EXPANSION TANK .
- Refer to INSTALLING HOLDER OF THE DME CONTROL UNIT FOR CYLINDERS 5 TO 8 .
- Refer to INSTALLING THE COVER PANEL OF THE SLAVE DME CONTROL UNIT .
- Refer to INSTALLING ACOUSTIC COVER .
- Refer to CONNECTING BATTERY GROUND LEAD .
- Refer to EVACUATING AND CHARGING CONDITIONING .