Audi A4. Body repair manual - part 53
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Erase DTC Memory (scan tool function
05)
Note:
DTC memory can be erased only after it has
been checked ( page 01-7 ). If DTC memory
cannot be erased, again check DTC memory and
repair any malfunctions.
Requirements
DTC memory checked page 01-7
All malfunctions repaired
When DTC memory has been checked:
Rapid data transfer
HELP
Indicated on display
Select function XX
- Press buttons -0- and -5- to select "Erase DTC Memory" function 05.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Rapid data transfer
Q
Indicated on display
05 - Erase DTC Memory
- Press -Q- button to confirm input.
Rapid data transfer
Indicated on display
DTC Memory is erased!
DTC memory is now erased.
- Press button.
Rapid data transfer
HELP
Indicated on display
Select function XX
Notes:
Attention!
This message indicates an error in the test sequence.
DTC Memory is not interrogated
Rapid data transfer
This message indicates an error in the test sequence.
DTC Memory is not interrogated
Adhere exactly to the test sequence: first check DTC memory, repair
malfunctions as necessary, then erase DTC memory.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
End Output (scan tool function 06)
- Press buttons -0- and -6- to select "End Output"
function 06.
Rapid data transfer
Q
Indicated on display
06 - End Output
- Press -Q- button to confirm input.
Rapid data transfer
HELP
Indicated on display
Insert address word XX
- Switch ignition off.
- Disconnect VAG1551 Scan Tool (ST) from Data Link Connector (DLC).
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Code Control Module (scan tool function
07)
This function is used to code the radio for the
following:
Radio configuration
Sound system
Number of passive loudspeakers
Country identification
Notes:
The coding procedure is used to set the various
radio configuration options.
The coding table only gives the combinations
that are available for the Audi A4.
The term "antenna with remote power supply"
refers to active antennas (e.g. rear window
antennas) which are powered via the HF cable.
The coding must always correspond to the
equipment installed in the vehicle.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Coding procedure
Rapid data transfer
HELP
Indicated on display
Select function XX
- Press buttons -0- and -7- to select "Code Control Module" function 07.
Rapid data transfer
Q
Indicated on display
07 - Code Control Module
- Press -Q- button to confirm input.
Code Control Module
Q
Indicated on display
Input code number XXXXX
06812
- Input code number per coding table page 01-22 .
Coding: 00017 (example)
Country identification: 0 = standard
Sound coordination: 0 = standard
Number of passive loudspeakers: 0 = no passive loudspeakers (BOSE
sound system)
Sound system: 1 = BOSE sound system
Radio configuration: 7 = radio system with CD changer unit and
secondary display
- Press -Q- button to confirm input.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
4B0035186A
Radio
D01
Indicated on display (the control module identification and the coding that
was input)
Coding 00017
WSC 06812
- Press button to end coding.
Rapid data transfer
HELP
Indicated on display
Select function XX
- Press buttons -0- and -6- to select "End Output" function 06.
Rapid data transfer
Q
Indicated on display
06 - End Output
- Press -Q- button to confirm input.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Radio coding table
5
4
3
2
1
Decimal places of byte coding on scan tool display
7
Radio configuration
Antenna with remote power supply
CD changer unit
Secondary display
1
X
-
-
3
X
X
-
5
X
-
X
7
X
X
X
X = component installed
- = not installed
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Radio coding table (cont'd)
5
4
3
2
1
Decimal places of byte coding on scan tool display
1
Sound system adjustment
Type of adjustment
0
Standard (no BOSE sound system)
1
BOSE sound system
0
Number of passive loudspeakers
Number and locations
0
No passive loudspeakers (BOSE sound system)
1
1 passive loudspeaker, front-left (BOSE with telephone)
2
2 passive loudspeakers (front) and 2 active loudspeakers (rear)
5
2 passive loudspeakers (front) and no active loudspeakers (rear)
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Radio coding table (cont'd)
5
4
3
2
1
Decimal places of byte coding on scan tool display
0
Sound matching
0
Standard
0
Country identification
Country
0
Standard
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Read Measuring Value Block (scan tool
function 08)
Carrying out "Read Measuring Value Block"
function 08
Rapid data transfer
HELP
Indicated on display
Select function XX
- Press buttons -0- and -8- to select "Read Measuring Value Block"
function 08.
Rapid data transfer
Q
Indicated on display
08 - Read Measuring Value Block
- Press -Q- button to confirm input.
Read Measuring Value Block
HELP
Indicated on display
Input display group number XXX
- Input display group number (from table page 01-26 ) and press -Q-
button to confirm input.
The measuring value block which has been selected will appear in the
standard format.
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Summary of display groups
Display group
Indicated on display
No.
001
1 = Speed signal from
speedometer
2 = Battery Positive Voltage
(B+), terminal 30
3 = Radio illumination dimming
in %
4 = S-contact status
002
1 = Front loudspeakers
2 = Front loudspeakers status
3 = Rear loudspeakers
4 = Rear loudspeakers status
003
1 = Type of antenna
2 = Antenna
3 = Antenna status
004
1 = Active speaker control
output
3 = Telephone
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
005
1 = CD connection
2 = CD connection status
006
1 = Secondary display (in
instrument cluster)
2 = Secondary display status
Radio, On Board Diagnostic (OBD) (m.y. 1998 [micro])
Display group 001
Read Measuring Value Block 1
Indicated on display
0
12.3 V
60 %
ON
S-contact status
Can be checked while measuring values are being displayed
Ignition key withdrawn: display reads "OFF"
S-contact reactivated: display reads "ON"
Dimming level of radio illumination in percent (only with light "ON")
0-99%
Battery Positive Voltage (B+), terminal 30
(measurement taken after electrical filter)
Vehicle speed signal from speedometer
0 or 1 (4 impulses per wheel revolution)