navigation AUDI A4 2000 B5 / 1.G Instrument Cluster OBD From Model Year 1999 Workshop Manual

Navigation
Pa
ge 2 of 74 Instrument cluster, On Board Dia
gnostic
(OBD
) (throu
gh M.Y. 1999
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.1

01-14

01039
ECT Sensor-G2

Open/Short
circuit to B+
Short circuit to
Ground (GND)
Open circuit or short circuit between Engine Coolant
Temperature Sensor (ECT) -G2- and instrument
cluster
ECT sensor -G2- faulty- Trace malfunction Electrical Wiring
Diagrams, Troubleshooting & Component
Locations
- Replace -G2-.
01402
Data Wire from
Navigation

Incorrect signal
Open circuit in clock enable or data wire
Navigation/instrument cluster interface
malfunctioning
Malfunction caused by electromagnetic interference
inside and outside vehicle Repair Manual Radio, Telephone,
Navigation, Repair Group 97 - Check data wire for damage.
- Check causes for electromagnetic
malfunctions.
65535
Control Module
Malfunctioning
Instrument cluster faulty- Replace instrument cluster Page 90
-
1 .
Pa
ge 17 of 74 Instrument cluster, On Board Dia
gnostic
(OBD
) (throu
gh M.Y. 1999
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.1

01-25

Coding table

X Optional equipment
00
01
02
04
16 No optional equipment
Brake pad wear indicator active
Seat belt warning system active
Washer fluid level indicator active
Navigation (not applicable for
USA)
X Market version:
0
1
2
3
4
5
6
7 Germany (D)
Europe (EU)
USA (US)
Canada (CDN)
Great Britain (GB)
Japan (JP)
Saudi Arabia (SA)
Australia (AUS)
Pa
ge 32 of 74 Instrument cluster, On Board Dia
gnostic
(OBD
) (throu
gh M.Y. 1999
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.01.1