26-pin AUDI A4 1996 B5 / 1.G Instrument Cluster Location Diagram Through Model Year 1999 Workshop Manual

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
Pa
ge 9 of 27 Instrument cluster
(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.EE01.90.1

90-11


26-pin connector (yellow)
Note:
Use VAG1598/4 adapter with VAG1598 test box and appropriate wiring
diagram for test measurements at 26-pin harness connectors.
1 - Terminal 58
2 - Terminal 58
3 - Engine RPM signal
4 - Air conditioner compressor
5 - Clock (output)
6 - Speed signal 1
7 - Speed signal 2
8 - Door contact (driver's door)
9 - Terminal 30
10 - Terminal 30
11 - Open
12 - Fuel tank warning
Pa
ge 11 of 27 Instrument cluster
(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.EE01.90.1

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
Pa
ge 24 of 27 Instrument cluster
(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.EE01.90.1

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( )
Pa
ge 26 of 27 Instrument cluster
(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.EE01.90.1

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 (
)
Pa
ge 27 of 27 Instrument cluster
(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.EE01.90.1