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

01-13

DTC
Possible cause
Corrective action
VAG1551 scan tool
display
00667
Ambient-Temperature
Signal

Open/Short circuit
to B+
Short circuit to
Ground Vehicles without air conditioning:

Open circuit or short circuit
Outside air temperature sensor -G17-
faulty Vehicles without air conditioning:
- Trace malfunction Electrical Wiring Diagrams,
Troubleshooting & Component Locations
- Replace -G17-.
Vehicles with air conditioning:

Open circuit or short circuit
A/C control head -E87- faultyVehicles with air conditioning:
- Trace malfunction Electrical Wiring Diagrams,
Troubleshooting & Component Locations
- Carry out OBD of air conditioning system
Repair Manual, Heating & Air Conditioning, Repair Group 01

00771
Fuel Level Sensor-G

Open/Short circuit
to B+
Short circuit to
Ground
Open circuit or short circuit between
sender for fuel gauge -G- and
instrument cluster
Sender for fuel gauge -G- faulty- Trace malfunction Electrical Wiring Diagrams,
Troubleshooting & Component Locations
- Replace -G-.
Pa
ge 15 of 74 Instrument cluster, On Board Dia
gnostic
(OBD
) (throu
gh M.Y. 1999
)
11/20/2002 htt
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