engine coolant AUDI A4 1998 B5 / 1.G Instrument Cluster Location Diagram Through Model Year 1999 Workshop Manual

90-8


19 -
Engine Coolant Temperature (ECT)
warning light
1.2 W
20 -
Oil pressure warning light1.2 W
21 -
Brake malfunction indicator light1.2 W
22 -
Low fuel level warning light1.2 W
Pa
ge 8 of 27 Instrument cluster
(throu
gh M.Y. 1999
)
11/20/2002 htt
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play?action=Goto&t
yp
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pair&id=AUDI.B5.EE01.90.1

90-12


13 - Turn signal, left
14 - Open
15 - Open
16 - Seat belt buckle switch
17 - Open
18 - Terminal 31
19 - Terminal 31
20 - Diagnostic wire
21 - Open
22 - Open
23 - Open
24 - Open
25 - Sender for fuel gauge
Checking Page 90
-23
26 - Engine coolant temperature sensor
Checking Page 90
-24
Pa
ge 12 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
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pair&id=AUDI.B5.EE01.90.1

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)
Pa
ge 18 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

90-18


17 - High beam
18 - Turn signal, left
19 - ABS
20 - Terminal 58s
21 - Door contact (driver's door)
22 - Engine coolant low
23 - Terminal 30
24 - Terminal 31 load Ground (GND)
25 - K-wire
26 - Parking light, right
27 - Parking light, left
28 - Speedometer (input)
29 - Brake fluid level/pressure
30 - S-contact
31 - Seat belt buckle
32 - Electronic Stability Program (ESP)
Pa
ge 19 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