immobilizer BMW Z3M COUPE 2000 E36 Electrical Troubleshooting Manual








Pin Assignments




E = Input, A = Output, M = GroundF = X10182
18 Pins, black
G = X1325215 Pins, black
H = X1325326 Pins, yellow
I = X1325426 Pins, green
X10182
Pin Type Description/Function Connection
1
ECrash signalCrash control module
2ELight signalLight switch
3Not used
4EPower supplyFront power distribution box, fuse 43
5MGroundGround point
6Not used
7Not used
8Not used
9ADiagnosis RxD signalData link connector
10Not used
11E/ADiagnosis TxD signalData link connector
12EStart signalStarter
13Not used
14Not used
15ADrive-away protectionElectronic immobilizer control module
(EWS III)
16Not used
17Not used
18EPower supplyFront power distribution box







 







2
3P90
FRONT POWER
DISTRIBUTION BOX11 2S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START8
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) X1805
10
X2094
8 X332.5 SW/GE
X18057
2.5 SW/GE
.5 WS
X331
4 RT
POWER
DISTRIBUTION
0670.2
5030
X2
2.5 GN/SW .5 BL
6135.1 DRIVE–AWAY PROTECTION (EWS III)
X2095
FUSE DETAILS
0670.3POWER
DISTRIBUTION
0670.2
F315A
2
10
3
X10018
X189943 30
X18994
2S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH PEDAL
FULLY
DEPRESSED
F457.5A
2 1
1
X9633
GROUND
DISTRIBUTION
0670.4
POWER
DISTRIBUTION
0670.2
31
L1
EWS TOROIDAL
COIL
X1764
9
M VERSIONS

.5 GN
18




 






15
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)513
15
.5 SW/GN
X180514
.5 GN
7
A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
X16
20
.5 SW
X18054 X10182
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X13025
10
18X20
M6510
STARTER X6510
.5 BL/RT/GE
1
1 .35 SW .5 BL/RT/GE.5 BL/RT/GE
2.5 SW/GE
3
X1047
INSTRUMENT
CLUSTER
6211.0
GROUND
DISTRIBUTION
0670.4X6000
X450
2.5 SW/GE




X13253
X6810
2.5 SW/GE
50
4
.35 WS/VI
DATA LINK
0670.5

ELECTRONIC
TRANSMISSION
CONTROL (EGS
A4S 270R)
2460.2






 






2X10017
X5115 16
X511
7
.5 BR/SW
3P90
FRONT POWER
DISTRIBUTION BOX
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
2S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
8
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) X1805
X2094
8 X332.5 SW/GE
L2
X18057
2.5 SW/GE
X331
4 RT
50 2.5 GN/SW
DRIVE–AWAY PROTECTION (EWS III)
X2095
FUSE DETAILS
0670.3
F315AF285A
2
10
3
1 0POWER
DISTRIBUTION
0670.2
X10018
X189943 30
X18994
2S235
STARTER
IMMOBILIZATION
SWITCH
1) NORMAL
2) CLUTCH PEDAL
FULLY
DEPRESSED
F457.5A
2 1
1
.35 BR/SW
X9633
GROUND
DISTRIBUTION
0670.4
POWER
DISTRIBUTION
0670.2
WITHOUT EGS WITH EGS
X191
.5 BR/SW
X191
.5 BR/SW
G7512
B+ JUNCTION
POINT
1110
.5 WS.5 BL
31
L1
EWS TOROIDAL
COIL
X1764
9
F10650A
X1981
4 RT
Z3 VERSIONS

33




 






15
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)513
15
.5 SW/GN
X180514
A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION
X6000417
.5 SW
X18054 X10182
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X13025
10
1 X6011
M6510
STARTER X6510
.5 BL/RT/GE
1
1 .35 SW .5 BL/RT/GE.5 BL/RT/GE2.5 SW/GE
X1047INSTRUMENT
CLUSTER
6211.0
GROUND
DISTRIBUTION
0670.4X60004
X450




X13253
2.5 SW
50
4
.5 WS/VI
DATA LINK
0670.5.5 SW/VI
A6000
ENGINE CONTROL
MODULE (DME)



FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X1623
X1001714












INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
7) TACHOMETER
X62321
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR
18X1620
.5 SW .5 BR/VI
3
SPEEDOMETER
31
1112
17
.5 BR/GE
TEMPERATURE
GAUGE
X1047
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1175
B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE
X1719
2 X6232
23X20
.5 BR/GN
.5 BR/GE
X6231
1
X17
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 5 X1805TD .35 SWTD .5 BR/RT
.5 BR/RT .5 BR/VI .5 BR/GE
.5 BR/VI
7
X6002
15 .5 WS/GN
X2019
.5 WS/GND100
DATA LINK
CONNECTOR
F275A
RCHECK
ENGINE15
16
1 X6031
.5 GR
.5 GR
2 1
7
X8051X8071X8010
20
20.5 WS/GNX8072X6000
.5 SW
.5 SW20 X20
X8015
.5 SW
TD
.5 SW1
X6002
36
.35 SW
A6000
ENGINE CONTROL
MODULE (DME)D100
DATA LINK
CONNECTOR
M VERSIONS
13
3
.5 GN/RT
46
.5 GN/RT











P90
FRONT POWER
DISTRIBUTION BOX
X1001712
1FUSE DETAILS
0670.3
39
3 X6254
.5 GR/BR
GROUND
DISTRIBUTION
0670.4
X62542
B6254
THERMAL OIL
LEVEL SWITCH
F2610A
2 1

B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE .5 BR/GN
1 X6231
X60003
A6000
ENGINE CONTROL
MODULE (DME)
26
37 X60004
.5 BR
21 .5 GN/GE17 .5 SW11 .5 BR/GN36 .5 GE
X1894
.5 BR.5 GE X1893
.5 BR
.5 GE
CAN + CAN –
TD
ENGINE CONTROL
SYSTEM MS42.1
(6–CYLINDER M52)
1210.25A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 5 X1805
X1047
.5 SW
D100
DATA LINK
CONNECTOR.35 SW
1 X6002
.35 SW



6575.2 ANTI–THEFT SYSTEM (ALPINE)



 







P90
FRONT POWER
DISTRIBUTION BOX
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE) FUSE DETAILS
0670.3
F435A
2
39
X450
X13025
X10010
GROUND
DISTRIBUTION
0670.4
.5 GN/WS
8
2 X65
.5 BL/GN/GE
N17
CRASH CONTROL
MODULE
1 X10244
.5 VI/GN/GE
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X1225
26
FUSE DETAILS
0670.3
F315A
1 X13025
2 X10018
17 X132534
10
15 X1805A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
21
S20w
RADIO ANTI–
THEFT SWITCH
1) RADIO
REMOVED
2) RADIO
INSTALLED2 X539
1 X539
X18170
GROUND
DISTRIBUTION
0670.4
21
S21w
ENGINE HOOD
SWITCH
1) HOOD OPEN
2) HOOD CLOSED2 X371
1 X371
X166
GROUND
DISTRIBUTION
0670.4
.5 VI/GN/GE .5 VI/GN/GE
.5 BL/RT/GE .5 BL/RT/GE .5 BL/RT/GE



COMPONENT LOCATION CHART











COMP.8500.0 7100.0LOCATION DESCRIPTION


A837 .

ELECTRONIC IMMOBILIZER CONTROL
MODULE (EWS III) . . . . . . . . . . . . . . . . . . .
LH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

49-1


A6000 ENGINE CONTROL MODULE (DME) . . . . . rear RH side of engine compartment in E–Box (M VERSIONS) . . . . . . . . . . . . . . . . . 00-1

A6000
ENGINE CONTROL MODULE (DME) . . . . .
rear RH side of engine compartment in E–Box (Z3 VERSIONS) . . . . . . . . . . . . . . . .
47-2

A8500

TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rear RH side of engine compartment in E–Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

47-1



A9008

CRUISE CONTROL INTERFACE . . . . . . . .

near steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

49-1




A19007

THERMAL OIL LEVEL SENSOR (TOENS)
CONTROL MODULE . . . . . . . . . . . . . . . . .
behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50-2


B1 . . . . RIGHT FRONT SPEED SENSOR – ABS . . on RH front wheel, above brake caliper
B2 . . . . LEFT FRONT SPEED SENSOR – ABS . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
B3 . . . . RIGHT REAR SPEED SENSOR – ABS . . . on RH rear wheel, above brake caliper

B4 . . . .
LEFT REAR SPEED SENSOR – ABS . . . .
on LH rear wheel, above brake caliper



B6y . . . FUEL SENSOR . . . . . . . . . . . . . . . . . . . . . . . . in fuel tank
B8y . . . PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . front RH side of engine compartment
B9 . . . . INTERMEDIATE PRESSURE SWITCH . . . front RH side of engine compartment
B10 . . VEHICLE SPEED SENSOR . . . . . . . . . . . . . on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2

B14 . .
EVAPORATOR TEMPERATURE SENSOR
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-2

B16 . . LEFT FRONT BRAKE PAD SENSOR . . . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
B17 . . RIGHT REAR BRAKE PAD SENSOR . . . . . behind RH rear wheel
B18 . . BRAKE FLUID LEVEL SWITCH . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-1

B21 . .
ON–BOARD COMPUTER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
in RH front bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11-3



X1658
X1653X1654
COMPONENT LOCATION VIEWS











A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
B74
TRANSVERSE AC-
CELERATION
SENSOR

X1764X1805X10170
R33
STEERING ANGLE
SENSOR


A9008
CRUISE CONTROL
INTERFACE
B75
RPM RATE
SENSOR