Pin Assignments
E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETire pressure warning lamp controlEngine control module (DME) (M Versions)
2AVehicle speed signalVarious control modules
3MGround supply, terminal 31 for indicator and
warning lampsGround point
4EVoltage supply, terminal 15 for instrument
cluster electronicsFront power distribution box, fuse 23
5Not used
6EGround supply, terminal 61 for battery
charge indicatorGenerator (Z3 Versions)
Engine control module (DME) (M Versions)
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
9ASound tone signalChime module
10Not used
11Not used
12Not used
13Not used
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17Not used
18Not used
19EOil pressure warning lamp controlOil pressure switch (Z3 Versions)
Engine control module (DME) (M Versions)
20Not used
21EABS warning lamp (ABS)ABS/ASC/DSC control module
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
24Not used
25EFuel consumption signalBoard computer (Z3 Versions)
26Not used
B6236
ENGINE COOLANT
TEMPERATURE SENSOR
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
23
X1001714
INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
TACHOMETERTEMPERATURE
GAUGE
X16
F275A
19
37
7
F275A
M VERSIONS
11 X60004
3926
.5 GR/BR .5 BR/GN
3 X6254
B6254
THERMAL OIL
LEVEL SWITCH
1 X6231
B6231
OIL PRESSURE SWITCH
1) PRESSURE BETWEEN
0.2–0.5 BAR
2) NORMAL PRESSUREX6021
S555
TIRE PRESSURE WARNING
SYSTEM (RDW) PUSHBUTTON
1) OFF
2) TEACH–IN PROCESS
X17
X6021
A6000
ENGINE CONTROL
MODULE (DME) 1
.5 SW/ RT/GE5
X60535
21
1
X100000
X6000345.5 SW/GN/GEX6053
.5 SW/GN
8
.5 GE/SWX6000319
7
X100000
2
X18170
GROUND DISTRIBUTION
0670.4 .5 GE/SW
.5 GE/SW
.5 BR/GN
20X271
9
.5 GN/GE.5 BR
X1894
24
.5 BR/RT
1 X6236
36X16
6.5 GE
X1893
2.5 BR
25
.75 BRX17
ENGINE CONTROL
SYSTEM MSS54 (6–CYL-
INDER S54 B32)
1210.27
X6491ENGINE CONTROL
SYSTEM MSS54 (6–CYL-
INDER S54 B32)
1210.27
X6462
CAN+ CAN–
CAN+ CAN–
.75 BR
X6236
21
COMPONENT LOCATION CHART
COMP.8500.0 7100.0LOCATION DESCRIPTION
S117 . . .
LUGGAGE COMPARTMENT LID LOCK-
ING SWITCH . . . . . . . . . . . . . . . . . . . . . . . .
in lift gate
S126y . DRIVER’S POWER WINDOW SWITCH . . . center console near gearshift lever
S127y .
PASSENGER’S POWER WINDOW
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console near gearshift lever
S143 . .
CONVERTIBLE TOP ACTUATING
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console
S164 . .
CONVERTIBLE TOP END–POSITION
MICRO SWITCH . . . . . . . . . . . . . . . . . . . . .
at convertible top linkage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17-3
S198 . . JET HEATER THERMOSWITCH . . . . . . . . . on front RH wheel well
S220 . .
AIR CONDITIONING/RECIRCULATING
SWITCH ASSEMBLY . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
00-1
S221 . .
EVAPORATOR CONTROLLER . . . . . . . . . .
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-2
S224 . . GEAR STEP TRANSMISSION SWITCH . . center console
S232 . . COMPRESSOR MAIN SWITCH . . . . . . . . . . TIRE INFLATION SYSTEM
S235 . . STARTER IMMOBILIZATION SWITCH . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
S408 . . INTERIOR LIGHT SWITCH . . . . . . . . . . . . . near interior rear view mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-2
S531 . .
TEMPERATURE WHEEL SWITCH . . . . . . .
center of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-3
S555 . .
TYRE PRESSURE WARNING SYSTEM
(RDW) PUSHBUTTON . . . . . . . . . . . . . . .
LH side of dash
S825 . . FRONT LID MICRO SWITCH . . . . . . . . . . . . near LH headlight assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-1
S826 . .
LUGGAGE COMPARTMENT LIGHT
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid
S910 . . DRIVER’S SEAT LIMIT SWITCH . . . . . . . . . in driver’s seatback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3
