BMW 1992 525i Electrical Troubleshooting Manual page 277

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MEMORY SEATS/MIRRORS (SM/SPM)
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X602
Pin
Type Description/Function Connection "TYPe of Signal Tester Display Measurement Notes
1
E Headrest down
Seat adjustment switch Ground Status display
2
E Tilt, down
Seat adjustment switch Ground Status display
3 E
Height, down
Seat adjustment switch Ground Status display
4
E
Headrest up
Seat adjustment switch Ground Status display
5
E
Tilt, up
Seat adjustment switch Ground Status display
6 E Height, up Seat adjustment switch Ground Status display
7 E Thigh support, backward Thigh support switch Ground Status display
8 E Seat movement, back Seat adjustment switch Ground Status display
U1
9
E
Backrest, back Seat adjustment switch Ground Status display r\)
0
10
E
Seat movement, forward Seat adjustment switch Ground Status display
0
.
-.
11 E
Thigh support, forward Thigh support switch Ground Status display I
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12 A
Memory switch voltage Memory switch
SV
Status display
13 E
Backrest, forward Seat adjustment switch Ground Status display
14
Not used
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15 E Ground
Seat adjustment switch
Ground
16
E Ground
Thigh support switch
17
Not used
18 A
Switch Illumination(-) Memory switch Ground
19
A
Switch illumination { +) Memory switch
12V
20 Not used
21 Not used
22 Not used
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