radio AUDI A4 1996 B5 / 1.G Multi Functions Steering Wheel OBD Workshop Manual

01-84


Multi-function steering wheel,
On Board Diagnostic (OBD)

General notes


Technical features of the multi-function
steering wheel
The multi-function steering wheel enables the
radio to be operated from the steering wheel (the
most important functions) and contains an
extensive On Board Diagnostic (OBD).
The control module for the multi-function steering
wheel is equipped with a DTC memory. When
malfunctions occur in monitored components or
wiring, Diagnostic Trouble Codes (DTCs) are
stored in DTC memory with a description of the
malfunction type.
Pa
ge 1 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-90

4B0907487E Steerin
g whl. electronics D00

Indicated on display after approx. 5 seconds:
4B0907487 E: Part number of steering wheel electronics - radio
operation (see also parts catalog) Steering wheel electronics: component markingD00: Software version of control module
-
Press button.
Rapid data transfer
HELP
Control module does not answer

If one of these messages is displayed, carry out trouble shooting
procedures according to the wiring diagram.
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Rapid data transfer
HELP
Error in communication link

Rapid data transfer
HELP
K wire not switching to Ground

Rapid data transfer
HELP
K wire not switching to B+

Pa
ge 8 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-92

Check Control Module Versions (scan
tool function 01)

Rapid data transfer
HELP
Select function XX

Indicated on display
- Press buttons -0- and 1-. This selects "Check control module" function
01.
Rapid data transfer
Q
01 - Check Control Module Versions

Indicated on display
- Confirm input using the -Q- button.
4B0907487E steering whl. electronics D00

Indicated on display after approx. 5 seconds:
4B0907487 E: Part number of steering wheel electronics - radio
operation (see also parts catalog) Steering wheel electronics: component markingD00: Software version of control module
-
Press button.
Pa
ge 10 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-97

Output Diagnostic Test Mode (DTM)
(scan tool function 03)


Notes:

Output Diagnostic Test Mode is only possible
when vehicle is stationary and engine is not
running!
If malfunctions are found during output
Diagnostic Test Mode, determine cause of
malfunction and repair if necessary.

In the function " output Diagnostic Test Mode
(DTM)" functions of the system are checked

Perform Output Diagnostic Test Mode

- Switch ignition on.

- Switch on radio.

- Press buttons -0- and -3-. This selects "output
Diagnostic Test Mode (DTM)", function 3.
Rapid data transfer
Q
03 - Output Dia
gnostic Test Mode

Indicated on display
- Press -Q- button to confirm input.
Pa
ge 15 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-98

-
Press the button.Output Diagnostic Test Mode Radio louder

Indicated on display
The radio volume is increased audibly.
-
Press the button.
Output Diagnostic Test Mode Radio quieter

Indicated on display
The radio volume is decreased audibly.
-
Press the button.
Output Diagnostic Test Mode Search radio stations upward

Indicated on display
The next station will be searched and displayed in combination center
display.
-
Press the button.
Pa
ge 16 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-99

Output Diagnostic Test Mode Search radio stations downward

Indicated on display
The previous station will be adjusted again and will be displayed in
combination center display.
-
Press the button.
Output Diagnostic Test Mode End

Indicated on display
-
Press the button.- The tester returns to the "Select function" mode.
Rapid data transfer
HELP
Select function XX

Indicated on display
Pa
ge 17 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3

01-107

Multi-function steering wheel button
assignment


Radio button assignment

1 - Radio: Forward search function; Cassette: Fast forward; CD: Title
forward
2 - Radio: Backward search function; Cassette: Rewind; CD: Title
backward
3 - Station buttons (preset) b backward
4 - Increase volume
5 - Decrease volume
6 - Station buttons (preset) forward
Pa
ge 25 of 25 Multi-function steerin
g wheel, On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE02.01.3