BMW 1992 525i Electrical Troubleshooting Manual page 332

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INSTRUMENT CLUSTER/CHECK CONTROL (K/CC)
.
Pin
1\'P8 Description/Function Connection
12 E
Terminal 30 power Fuse
13 E
Terminal 30 power Fuse
14
Not used
15
E
Brake fluid warning
Brake fluid level swHch
16 A
SIA reset Diagnostic connector
17 E
ti signal for fuel economy DME control unit
18
E
TO signal for tachometer DME control unit
19 Not used
20
E
ABS indicator control ABS/ASC control unit
21
E Alrbag indicator power Terminal A, Ignition switch
22 E
High beam Indicator power Combination switch
23 A
Data line Check control module,
On-board computer and radio
24 M Temperature sensor ground Ground
25 E
Brake pad waming Brake pad sensor
26
E Temperature gauge signal
Coolant temperature sensor
X17
Pin Type Description/Function Connection
1 M Ground Ground
2 E/A Diagnosis (RxD)
Diagnostic connector
3 E Terminal A power
Fuse
4 Cluster programming NV-RAM
5 Cluster programming NV-RAM
TYpe of Signal
approx. 12V
approx. 12V
Type of Signal
Ground
approx. 12V
Tester Display
Tester Display
Measurement Notes
Measurement Notes
' '
.....
.....
(0
N
m
1\)
0
0
.
0
I
C"
.....
cc
cc
N