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

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

01-117

Display group
number Indicated on display
050 1 = Trip odometer
2 = Engine RPM
3 = Oil temperature
4 = Coolant temperature
125 1 = Engine
2 = Transmission
3 = ABS
4 = ADR
126 1 = A/C
130 1 = Tire pressure
2 = Auxiliary heater
3 = Unassigned
4 = Parking assistance
140 1 = Radio
2 = Telephone
3 = Navigation
Pa
ge 48 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

01-132
Measuring value block 140

Read Measuring Value
Block 140
Indicated on display:




Telematic - Display field for connecting information data-BUS
1 - means the Telematic control module is a participant in the information data-
BUS empty display field indicates Telematic control module is not a participant in the
information data-BUS



Navigation - Display field for connecting information data-BUS
1 - means the navigation control module is a participant in the information data-BUS empty display field indicates navigation control module is not a participant in the
information data-BUS

Telephone - Display field for connecting information data-BUS

1 - means the telephone control module is a participant in the information data-BUS
empty display field indicates telephone control module is not a participant in the information
data-BUS


Radio - Display field for connecting information data-BUS
1 - means the radio control module is a participant in the information data-BUS
Pa
ge 66 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