clock AUDI A4 1997 B5 / 1.G Instrument Cluster OBD From Model Year 2000 Workshop Manual

01-81
The Audi A4 instrument cluster is offered with a
Midline version with Minicheck system and the
Highline version with Driver Information System
(DIS).
The instrument cluster in the Audi S4 is only
offered with the Highline version with Driver
Information System.
The speedometer contains an LCD display for
the odometer and trip odometer.
A LCD display for LCD-clock/date is located in
the tachometer.
The service reminder indicator is displayed in the
center display.
The warning/ indicator lights are integrated in the
speedometer and tachometer.
Pa
ge 3 of 99 Instrument cluster with lon
g service life, On Board Dia
gnostic
(OBD
) (from m.
y. 2000
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.2

01-100

VAG 1551 scan
tool display Possible causes
Corrective action
01336
Comfort system
data-BUS

faulty
in single wire
mode
Open circuit or short circuit to a control module in
comfort system data-BUS
A control module in the comfort system data-BUS
is incorrect, that is, the control module does not
support CAN
A control module that supports CAN is not
indicated with a "1" in measuring value block
Page 01
-131
.
During adaptation of the instrument cluster, a
control module that supports CAN was not
concurrently adapted
Data bus is operating on only one wire (this can
cause EMV problems) - Locate malfunction using wiring diagram
- Repair open circuit
- Replace control module with a control
module that supports CAN
- Select adaptation channel 61 and input the
correct adaptation value Page 01
-187
.
- Check data exchange Page 01
-196
.
01402
Data wire from
navigation

Unplausible
signal
Open circuit in clock, enable or data wire
Problem in interface between navigation and
instrument cluster
Disturbance due to electromagnetic radiation
inside and outside vehicle Repair Manual, Radio,
Telephone,Navigation, Repair Group 91
- Check cabling of data wires for damage
- Check for cause of electromagnetic
disturbance
- Repair open circuit
65535
Control module Instrument cluster faulty
- Replace instrument cluster Page 90
-27
.
Pa
ge 25 of 99 Instrument cluster with lon
g service life, On Board Dia
gnostic
(OBD
) (from m.
y. 2000
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.2

Activation of chime
Segment test of driver information system, LCD
clock/date display, and LCD trip odometer and
daily odometer.
Pa
ge 28 of 99 Instrument cluster with lon
g service life, On Board Dia
gnostic
(OBD
) (from m.
y. 2000
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.2

01-105

Output Diagnostic Test Mode Gon
g

Indicated on display:
Chime is activated and sounds the entire time.
-
Press button.
Output Diagnostic Test Mode Segment test

Indicated on display:
All display points of the driver information display, the LCD clock/date
indicator and the LCD odometer and daily odometer are activated.
-
Press button.
Pa
ge 33 of 99 Instrument cluster with lon
g service life, On Board Dia
gnostic
(OBD
) (from m.
y. 2000
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.2

01-137

The remaining distance to service can be
checked via the menu in center display by
pressing the clock set button once.
When a service event arrives, the text
information appears in the center display for 5
seconds when ignition is switched on. It is
shown after the note for automatic transmission
and a target input for navigation (if applicable).
Display: "SERVICE".
The currently valid specifications can be found
in the "Maintenance" book.

Repair Manual, Maintenance


Data version of instrument cluster Page 01
-
88
.

Channels 40, 41, and 46, which display the
dynamic values of the service event are set to
"0" automatically.
Pa
ge 73 of 99 Instrument cluster with lon
g service life, On Board Dia
gnostic
(OBD
) (from m.
y. 2000
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.2