A/C - Air Intake Whistling Noise
S60/V70/V70 XC2001-
Section:
8
Group:
87
No.:
0019
Year:
01
Month:
12
Vehicles involved:
Electronic climate control (ECC)
Climate control air intake, whistling noise
Background:
The air intake can be modified to change the air flow between the recirculation shutter and the outer air shutter.
Affected cars
Materials
Climate control air intake, repairing
Preparations 1
Remove:
- windshield wipers and arms
- plenum chamber and gutter. see VADIS:
Repair and installation instructions Function group 36.
Remove the rain guard by carefully prying the hooks up wards and lifting the guard up at the same time.
Close the shutter 2
^ Ignition on.
^ Press the REC button to the MAN position.
^ Turn the switch for the blower fan motor so that the first LED is lit.
^ Wait a few seconds so that the outer air shutter closes.
^ Ignition off.
Installing the cover 3
Install the cover at the rear edge of the air intake.
Secure the side mounting for the cover at the edge of the air intake behind the outer air shutter spindle. Slide the cover backwards until it securely clicks into place at the rear edge.
For vehicles equipped without the interior air quality system proceed to step 7.
For vehicles equipped with the interior air quality system proceed through steps 4-6
Opening the shutter 4
^ Ignition on.
^ Turn the switch for the blower fan motor so that the first LED is lit.
^ Press the REC button to the AUT position.
^ Wait a few seconds.
^ Ignition off.
Enlarging the hole in outer air shutter 5
Note!
Place a rag under the outer air shutter to catch any debris.
Enlarge the hole in the outer air shutter for the air quality sensor (A) to 7.84.0 mm (approx. 5/16").
Use a small conical drill bit. Drill from beneath the outer air shutter.
Remove:
- any burrs on top of the cover
- the rag and any debris.
Installing the clip 6
Install the clip from beneath the outer air shutter in the enlarged hole for the air quality sensor.
Position the clip so that the profile on the mating surface of the clip aligns with the reinforcement ribs on the shutter.
Check that the clip is secured in the shutter.
Note!
It is important that the clip is installed correctly to reduce the whistling noise.
Reinstallation 7
Install the:
- rain guard
- plenum chamber and gutter.
Install the windshield wipers and arms, see VADIS:
Repair and installation instructions Function group 36.
WARRANTY STATEMENT: Claims may be submitted under the New Car Warranty when there is a documented customer complaint, using claim type 01.