BMW 1992 525i Electrical Troubleshooting Manual page 337

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Pin
TYPe
Description/Function Connection TYpe of Signal Tester Display
Measurement Notes
11 Not used
12 Not used
X502
Pin
TYPe
Description/Function Connection TYpe of Signal Tester Display
Measurement Notes
1 E Fog light Indicator control Lamp control module approx. 12V
2 A Sound tone signal Chime module
3
E
Check engine Indicator control DME control unit Ground
4
E
Gear range signal Transmission range switch approx. 12 V
(L2)
0)
1\)
5 E Gear range signal Transmission range switch approx. 12 V 0
0
(L 1)
.
0
6 E Gear range signal Transmission range switch approx. 12 V
I
(Q
(L3)
7 Not used
8
E Transmission mode signal EGS control unit
9 E Transmission mode signal EGS control unit
10 Not used
11 E Gear range signal Transmission range switch approx. 12 V
(L4)
12 Not used
13 Not used
14 E
Instrument illumination power Dimmer
15 Not used
16 E
EML fault Indicator control EML control unit
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