instrument panel AUDI A4 1999 B5 / 1.G Radio OBD Workshop Manual

01-12

DTC
Possible cause
Corrective action
VAG1551 Scan Tool
display
00854
Output Radio Display
Dash Panel Insert

No signal
Open circuit in wiring
Instrument cluster
combination processor faulty Electrical Wiring Diagrams, Troubleshooting &
Component Locations
Repair Manual, Electrical Equipment, Repair Group 90;
removing and installing instrument cluster
- Trace malfunction using wiring diagram.
- Replace faulty instrument cluster.
00855
Connection to CD
Changer

No signal
Open circuit in wiring
Voltage supply to CD changer
unit interrupted
CD changer unit -R41- faulty Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Trace malfunction using wiring diagram.
- Check voltage supply to CD changer unit using wiring
diagram.
- Replace CD changer unit.
Pa
ge 13 of 34 Radio, On Board Dia
gnostic
(OBD
) (m.
y. 1998 [micro]
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.1

01-15

Note:
Any malfunctions (e.g. short circuits) that occur
will be recorded as DTCs in DTC memory.

-
Press button.Output Diagnostic Test Mode Outlet Radio displa
y instrument panel insert

Indicated on display
"DISPLAY ... TEST" will appear on the secondary display in the
instrument cluster.
-
Press button.
Output Diagnostic Test Mode End

Indicated on display
-
Press button (returns scan tool to "Select function XX" prompt).
Rapid data transfer
HELP
Select function XX

Indicated on display
Pa
ge 16 of 34 Radio, On Board Dia
gnostic
(OBD
) (m.
y. 1998 [micro]
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.1