wiring diagram AUDI A4 1997 B5 / 1.G Radio System Workshop Manual

91-2

Notes:

A new generation of the radio is being used for
model year 1998. The "Delta" radio will be
replaced by the "Concert" radio which has On
Board Diagnostic (OBD) capability.
When addressing customer complaints, it is
absolutely necessary to know the functions and
the operation of the radio system.
For additional information:

Radio operating instructions

When retrofitting, repairing or
troubleshooting:

Electrical Wiring Diagrams, Troubleshooting &
Component Locations

Radio installation instructions
Repair Manual "Body Interior" contains detailed
Pa
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11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
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pair&id=AUDI.B5.EE02.91.1

91-34

Checking cable between radio and CD
changer

- Switch radio off.

- Press MODE button on radio while turning radio
on.
Do not press the MODE button again.

If the cable connection is OK:
The radio display indicates: "CONNECT" and
"CD"

If the cable connection is NOT OK:
The radio display indicates: "NO CDC"

- Check electrical connections on CD changer.

- Repeat check as described above.
If not OK:

- Check wiring connections Electrical Wiring
Diagrams Troubleshooting & Component
Locations
Pa
ge 38 of 45 Radio s
ystems
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.91.1