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Display on VAS 5051 Possible cause of trouble Fault remedy
- -G17 defective - Replace -G17
01039
Coolant temperature gauge sender -G2
- Open circuit/short to positive
- Short to earth
- Open circuit in wiring or short
circuit
- Use current flow diagram to per‐
form fault-finding
- -G2 defective - Replace -G2
Display on VAS 5051 Possible cause of trouble Fault remedy
01402
Data wire from navigation
- Implausible signal - Open circuit in clock, enable or data
wire
- Check data wires for damage
- Problem with interface between navi‐
gation system and dash panel insert
- Fault caused by electromagnetic inter‐
ference in or outside vehicle
- Check causes of electromagnetic inter‐
ference
=> Radio, Telephone, Navigation; Repair
Group 91; Navigation System Navigation
System
65535
Control unit defective - Dash panel insert defective - Replace dash panel insert
=> Electrical System; Repair Group 90;
Dash panel insert up to Model Year 1999
Dash panel insert up to Model Year 1999
2.6 - Final control diagnosis
Notes:
◆ Final control diagnosis can only be performed with engine stopped and ignition switched on.
◆ If final control diagnosis detects a fault, locate and eliminate cause of problem.
"Final control diagnosis" function consecutively actuates the following dash panel insert control elements (if
fitted/encoded):
Actuation sequence
1 Analog displays
2 Minicheck warning lamps1)
3 Seat belt warning system warning lamp -K19
4 Gong
5 Segment test
6 Illumination/switches and instruments
7 Excess coolant temperature test
1) Vehicles with no driver information system (DIS)
Audi A3 1997 ➤
Electrical system Self-diagnosis - Edition 02.2002
2.5 - Fault table 9
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