ad blue AUDI A4 2000 B5 / 1.G Instrument Cluster Location Diagram Through Model Year 1999 Workshop Manual
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Page 9 of 27

90-9
Instrument cluster multi-pin connector,
terminal assignments (through 1997)
26-pin connector (blue)
Note:
Use VAG1598/4 adapter with VAG1598 test box and appropriate wiring
diagram for test measurements at 26-pin harness connectors.
1 - Open
2 - Signal for buzzer
3 - Terminal 15
4 - Terminal 15
5 - Open
6 - Terminal 61
7 - Parking brake/brake system malfunction
8 - ABS (input signal)
9 - Airbag (input signal)
10 - CAT
11 - Open
12 - Open
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Page 16 of 27

90-15
Indicator lights in instrument cluster,
locations (1998 through 1999)
Note:
With the exception of two indicator lights, all the
remaining indicator lights are equipped with Light
Emitting Diodes (LEDs). This means that if one
LED fails, the instrument cluster must be
replaced.
Lowline instrument cluster
Note:
If the instrument cluster is replaced in vehicles with outside temperature
display or if outside temperature display is added later, cover -C- must be
removed from the Lowline model. 1 - High beam indicator lamp - 1.2 W/1.1 W (Nippon Seiki)/ (VDO)
2 - Indicator light for Electronic Stability Program (ESP) - 1.2 W (only if
equipped with ESP)
3 - Indicator light for trailer flasher - 1.2 W (only if equipped with trailer
hitch)
A - 32-pin connector for basic functions, blue
B - 32-pin connector for additional functions, green
C - Cover for vehicles without outside temperature display
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Page 17 of 27

90-16
Highline instrument cluster
1 - High beam indicator lamp - 1.2 W/1.1 W (Nippon Seiki)/ (VDO)
2 - Indicator light for Electronic Stability Program (ESP) - 1.2 W (only if
equipped with ESP)
3 - Indicator light for trailer flasher - 1.2 W (only if equipped with trailer
hitch)
A - 32-pin connector for basic functions, blue
B - 32-pin connector for additional functions, green
C - 20-pin connector for multi-function display
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Page 18 of 27

90-17
Instrument cluster, terminal
assignments (1998 through 1999)
32-pin connector for basic functions, blue
1 - Terminal 15
2 - Turn signal, right
3 - Speedometer output 1
4 - Open
5 - Sender for fuel gauge
6 - Airbag
7 - Terminal 31 sensor Ground (GND)
8 - Coolant temperature
9 - Terminal 31 load Ground (GND)
10 - Oil pressure switch
11 - Engine speed (RPM) signal
12 - Terminal 61
13 - CAT
14 - Self leveling suspension
15 - Terminal 58d
16 - Malfunction Indicator Lamp (MIL)
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Page 24 of 27

90-22
Instrument cluster multi-pin connectors,
checking
Note:
Use VAG1598 test box and VAG1598/4 (26-pin),
VAG1598/25 (32-pin) adapters.
Checking Vehicle Speed Sensor (VSS)
1997
26-pin connector (blue), terminal 23
- Roll vehicle back and forth (approx. 1 meter)
Must read:
Voltage must rise from 0 volts to approx. 5 volts
and then drop again to 0 volts.
1998
32-pin connector (blue), terminal 28
- Roll vehicle back and forth (approx. 1 meter)
Must read:
Ohmic resistance must be between
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Page 26 of 27

90-23
Checking sender for fuel gauge
1997
26-pin connector (yellow), terminal 25
Fuel tank half full:
approx. 162 ohms ( )
Fuel tank full: approx. 40 ohms
Fuel tank reserve:
approx. 250 ohms( )
1998
32-pin connector (blue), terminal 5
Fuel tank half full:
approx. 162 ohms ( )
Fuel tank full: approx. 40 ohms
Fuel tank reserve:
approx. 250 ohms( )
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11/20/2002 htt
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Page 27 of 27

90-24
Checking Engine Coolant Temperature (ECT)
sensor
1997
26-pin connector (yellow), terminal 26
Coolant temperature 90
C:
approx. 110 ohms (
)
Coolant temperature 120
C:
approx. 50 ohms (
)
1998
32-pin connector (blue), terminal 8
Coolant temperature 90
C:
approx. 110 ohms (
)
Coolant temperature 120
C:
approx. 50 ohms (
)
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11/20/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.EE01.90.1