1998 AUDI A4 instrument panel

87-151


Heating and ventilation system,
servicing Instrument panel air outlets and air guide
ducts

CAUTION!
Before working on the electrical system:
Note:
Air is extracted from the passenger compartment
through 2 outlets located on both sides of the rear
luggage compartment area near the bumper
page 87-157
.
Removing and installing Repair Manual, Body
Interior, Repair Group 70

Obtain security code for anti-theft radio.
Note customer's pre-set radio stations.
Disconnect battery Ground (GND) strap.1 -
Instrument panel top cover 2 -
Retaining spring for air guide duct
Pa
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g and ventilation s
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11/21/2002 htt
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yp
e=re
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87-152


3 -
Retaining spring for air guide duct
4 -
Air guide duct
5 -
Defroster duct
6 -
Right instrument panel air outlet
Removing and installing page 87
-155
7 -
Side window defroster vent
Removing and installing Repair Manual, Body Interior, Repair Group 70

8 -
Center instrument panel air outlet
Removing and installing page 87
-154
9 -
Windshield defroster vent
Removing and installing page 87
-156
10 -
Left instrument panel air outlet
Removing and installing page 87
-155
Pa
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g and ventilation s
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-153

Tool for removing instrument panel air
outlets, locally made


- Bend 3 mm (1/8 in.) diameter wire as shown.
Dimension X = 6 mm (1/4 in.)
Pa
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-154

Instrument panel air outlet (center),
removing and installing


Note:
Should a swivel insert become detached from the air outlet when
removing, re-install swivel insert so that it locks in place on both sides. - Insert tools -A- into the instrument panel air outlet and pull outlet evenly
out of the instrument panel.
Pa
ge 4 of 24 Heatin
g and ventilation s
ystem, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-155

Instrument panel air outlets (left and
right), removing and installing


Note:
Should a swivel insert become detached from the air outlet when
removing, re-install swivel insert so that it locks in place on both sides. - Insert tools -A- into the instrument panel air outlet and pull air outlet
evenly out of the instrument panel.
Pa
ge 5 of 24 Heatin
g and ventilation s
ystem, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-156

Instrument panel windshield defroster
vent, removing and installing

Remove instrument panel top cover
Repair Manual, Body Interior, Repair Group
70


- Remove nuts -A- and remove vent from instrument panel top cover.
Pa
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-159

Heater/air conditioner assembly
complete with instrument panel,
removing and installing (1996)


- Using VAG1551 function 03, initiate output
Diagnostic Test Mode (DTM) page 01
-42
.

CAUTION!
Before proceeding with removal of instrument panel and heater/air
conditioner complete: - Proceed through output DTM and wait until air flow flap -A- closes via
air flow flap motor V71.
- Cancel output DTM (press VAG1551 button -C-) with closed air flow
flap -A-.
- Discharge refrigerant system page 87
-201
.
- Remove dust and pollen filter page 87
-158
.
Obtain security code for anti-theft radio.Note customer's pre-set radio stations.Move power seats to most rearward position.Disconnect and remove battery.
Pa
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11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22

87-162
Remove glovebox, lower shelf on driver side and
center section of instrument panel complete (trim
and supports)
Repair Manual, Body Interior, Repair Group
70

Detach pedal assembly from instrument panel
mounting (bolt -1-) Repair Manual, Brake
System, Repair Group 46

Remove drivers Airbag unit Repair Manual, Body
Interior, Repair Group 69

Remove steering wheel Repair Manual, Electrical
Equipment, Repair Group 96

Remove steering column -4- from steering gear (bolt
-5-) and secure with wire -3- at hole -2- to prevent
unit from sliding apart Repair Manual,
Suspension, Wheels, Steering, Repair Group 48

Disconnect affected electrical connections to
Electronic box (integrated auxiliary fuse/relay panel)
in left air plenum chamber) Repair Manual,
Electrical Equipment, Repair Group 97

Disconnect all affected electrical connections
between instrument panel assembly and vehicle
Repair Manual, Electrical Equipment, Repair Group
97

Pa
ge 12 of 24 Heatin
g and ventilation s
ystem, servicin
g
11/21/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.HA01.87.22