Page 74 of 382
DATA LINK
DATA LINK CONNECTOR, PINS 1, 7, 14, AND 16
X1047
A6000
ENGINE CONTROL
MODULE (DME) X60004
.5 SW
.5 SW .35 SW
TD 17
5 X1805
.35 SWA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
12 X10017
7
16 X6002
D100
DATA LINK
CONNECTOR
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
15 X17
.35 WS/GN
14 2.5 RT
G1
BATTERY
POWER
DISTRIBUTION
0670.2
X64109
P90
FRONT POWER
DISTRIBUTION BOXF2610A
POWER
DISTRIBUTION
0670.2
1
12 X19007
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
Z3 VERSIONS
Page 95 of 382

17
8
10/991210.252000
B6240
KNOCK SENSOR 1210.25-09
3132293048
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE 1210.25-02
35
+
–
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.25-02
361210.25-034138 40 3742
+
–
46 47Y6130
IDLE SPEED
CONTROL VALVE 1210.25-0334 3352
T6151
CYL. 1 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL 1210.25-01
1210.25-01
718 9
1210.25-01
32
D
+
– F205
30A
1723 AEB9A
F1815A
M2
FUEL PUMPK6301w
FUEL PUMP
RELAY
1210.25-061210.25-06
1210.25-04
F137.5A
S30
BRAKE LIGHT
SWITCH
281210.25-04310174524
F4615A
Y6139
LEAKAGE DIAG-
NOSIS PUMP 1210.25-04
3430
1210.25-06
1918
1210.25-04
121292639
B6254
THERMAL OIL
LEVEL SWITCH
F2610A
434416204710
R6385
THROTTLE
POSITION SEN-
SOR/CRUISE
CONTROL
ACTUATOR26
1210.25-08
1210.25-08
13
1210.25-09
122223
1210.25-07
2425
1210.25-07
2728
1210.25-07
2236
1210.25-08
37
1210.25-08
111223
1210.25-091210.25-101210.25-09
213327356
1210.25-10
4565
A6000
ENGINE CONTRO
MODULE (DME)
1210.25-08
436
P98
FUSE HOLDER IN
E–BOX1210.25-00
K6326
UNLOADER
RELAY, TERMINAL
15
A8500
TRANSMISSION
CONTROL
MODULE (EGS)G6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
1210.25-05
B6207
HOT FILM AIR
MASS METERB6203
CRANKSHAFT
POSITION/RPM
SENSOR
B6214
CAMSHAFT
POSITION
SENSOR 1 (INLET)
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET)B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING
1210.25-051210.25-05P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
K19
COMPRESSOR
CONTROL
RELAY 1210.25-10K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
1210.25-09
1210.25-07
B6231
OIL PRESSURE
SWITCHG6509
GENERATORM6510
STARTER
B6205
INTAKE AIR
TEMPERATURE
SENSORB6236
ENGINE COOLANT
TEMPERATURE
SENSORB6238
OIL
TEMPERATURE
SENSOR
A52
SLIP CONTROL MODULE
(ABS/ASC)
A65
DYNAMIC STABILITY CONTROLA2w
INSTRUMENT
CLUSTER
A104
BODY
ELECTRONICS
CONTROLS32
CLUTCH SWITCH
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS)A837
ELECTRONIC
IMMOBILIZER
CONTROL
MODULE (EWS III)A8500
TRANSMISSION
CONTROL
MODULE (EGS)
A9008
CRUISE CONTROL
INTERFACE A
2 349
5
2 818
15 21
CD7 131
16 15 14
24 22 21 20
BDC
TXD
19149CDBEA
A = 60001
B = 60002C = 60003
D = 60004
E = 60005
B62101
OXYGEN SENSOR
I (IN FRONT OF
CATALYTIC
CONVERTER)
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
B62102
OXYGEN SENSOR
I (BEHIND
CATALYTIC
CONVERTER)
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
F10880AF10750A
F20230AF20320AF20430A
P90
FRONT POWER
DISTRIBUTION
BOX1210.25-04
P90
FRONT POWER
DISTRIBUTION
BOX
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”) Y6167
VALVE, INDIVIDUAL CONTROL
INTAKE SYSTEM
Y6163
SECONDARY AIR PUMP VALVE
Y6120
EVAPORATIVE EMISSION
VA LV E
Y6276
VARIABLE CAMSHAFT
CONTROL VALVE 2 (OUTLET)
Y6275z
VARIABLE CAMSHAFT
CONTROL VALVE 1 (INLET)
1210.25-09
1210.25-01
1210.25-001210.25-00
D100
DATA LINK
CONNECTOR
1210.25 ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
Page 99 of 382

Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
37
AP_EVZ5Activate valveCyl. 5 fuel injection valve
38AP_EVZ6Activate valveCyl. 6 fuel injection valve
39EF_OLNLevel signalOil level sensor
40AT_NWE1Activate valveVariable camshaft control valve 1
(inlet)
41AT_NWA1Activate valveVariable camshaft control valve 2
(outlet)
42AT_TEVActivate valveEvaporative emission valve
43AT_MDK1Activate motorCruise control actuator
44AT_MDK2Activate motorCruise control actuator
45AS_KFKCooling signalThermostat, characteristic map
cooling
46AT_LLFSSCLOSE signalIdle speed control valve
47AT_LLFSOOPEN signalIdle speed control valve
48MW_KSGroundShield knock sensor
49AS_DISAActivate valveValve, individual control intake
system
50Not used
51Not used
52AS_SLPV1Activate valveSecondary air pump valve
X60004
Pin Type Signal Description/Function Connection
1
A61Charging signalInstrument cluster
2A30HStart signalBody electronics control module
(ZKE IV)
3ASLPActivate relaySecondary air pump relay
4Not used
5Not used
6Not used
7Not used
8Not used
Page 100 of 382

Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10AEKPActivate relayFuel pump relay
11AOELDOil pressure signalInstrument cluster
12Not used
13Not used
14Not used
15Not used
16Not used
17ATDCrankshaft RPM speed signal (TD)Electronic immobilizer control
module (EWS III)/Thermal oil level
sensor (TOENS) control module
18Not used
19Not used
20Not used
21AA-OELNOil level signalThermal oil level sensor (TOENS)
control module
22EDFAHRSpeed signal right rearABS/ASC/DSC control module
23EKUPPClutch signalClutch switch
24EKL 54 ONBrake signalBrake light switch
25Not used
26E15A26Terminal 15Fuse 26
27EMFLCruise control signalCruise control interface
28ES_BLTSBrake signalBrake light switch
29AS_KORELActivate relayCompressor control relay
30ALDPVActivate valveLeakage diagnosis pump
31Not used
32E/ATXDIITXD diagnosis data linkData link connector
33EEWSDMEDrive-away protection signal (code)Electronic immobilizer control
module (EWS III)
34ELDPSLeakage signalLeakage diagnosis pump
35M31GroundCruise control interface
36E/ACAN+CAN bus highInstrument cluster, ABS/ASC/DSC
control module
Page 111 of 382
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
A6000
ENGINE CONTROL
MODULE (DME)
29 30
.5 GE .5 SW
2 148 31 32
.5 GN .5 BR
4 3
W9110
SHIELD
X6240
CYL. 4–6 CYL. 1–3
B6240
KNOCK SENSOR
X6003
12
FUSE DETAILS
0670.3
F2610A
X10017
P90
FRONT POWER
DISTRIBUTION BOX
X62542
GROUND
DISTRIBUTION
0670.4
X6454
B6254
THERMAL OIL
LEVEL SWITCH 33
14
.5 SW/VIA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
21
11X19007
.5 GN/GEA19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
X60004
12
.75 SW/GNM6510
STARTER
X60003
30h
26
X60004
39
X60003
31X6254
.5 GR/BR
2 X60004
.5 SW/GE
12X10182
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) .5 SW/GE
.5 SW/GE
2
X89977
NOT USED X276
Z3 VERSIONS
TD
17
X60021 D100
DATA LINK
CONNECTOR5X1805
.5 SW
12
.5 SW
.5 WS .35 WS
X1047
Page 198 of 382

614
10/996211.02000
A4
F235A
K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F315A
P90
FRONT POWER
DISTRIBUTION
BOX
A2w
INSTRUMENT
CLUSTER F27
5A
1
B10
VEHICLE SPEED
SENSOR 6211.0-02G6509
GENERATOR D+ C
F4615A
22231616312.034
A51
WIPER/WASHER
MODULE 6211.0-00
A8
CRUISE CONTROL
MODULE
(TEMPOMAT) A18
HIFI AMPLIFIER
6211.0-00 6211.0-00
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00 6211.0-00
2
B6y
FUEL SENSOR 6211.0-02
3417
S31
PARK BRAKE
SWITCH 6211.0-05
6211.0-0718
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-039
H10
CHIME MODULE 6211.0-0019
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
1230.0A
6211.0-01 6211.0-01A
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-01
S2
IGNITION SWITCH 6211.0-01
22B
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
21
A
14B
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM
CONTROL
MODULE 6211.0-00
12
A52
SLIP CONTROL
MODULE
(ABS/ASC)
6313.0-03
S8
LIGHT SWITCH
6300.0
11
A
12
TXD
5
S2
IGNITION SWITCH 6211.0-05
15
B
13
2016A6000
ENGINE CONTROL
MODULE (DME) 6411.0-04215
F1515A
8
K16
HAZARD FLASHER
RELAY 6313.0-03
1S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY 6211.0-076S221
EVAPORATOR
CONTROLLER 6450.6-01
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS)
CONTROL
MODULE 6211.0-08
97
K21
NORMAL SPEED
RELAY 6450.6-03
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-07
25
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-0417
B6231
OIL PRESSURE
SWITCH 6211.0-03
19
A52
SLIP CONTROL
MODULE
(ABS/ASC)
A65
DYNAMIC STABIL-
ITY CONTROL
UNIT (DSC)
2176
A6000
ENGINE CONTROL
MODULE (DME)
19
11
RXD
N9
RADIO
D100
DATA LINK
CONNECTORM VERSIONSZ3 VERSIONS
NSWP90
FRONT POWER
DISTRIBUTION
BOX
6211.0-05
M VERSIONSZ3 VERSIONS B
ABCB
BBBAB
HARMAN KARDON
SOUND SYSTEM
6312.0
6211.0-09
EARLY PRODUCTION
6211.0 INSTRUMENT CLUSTER
Page 201 of 382
Pin Assignments
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
22
EIgnition 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
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensor and
vehicle speed sensorFuel tank sensor and vehicle speed
sensor
4EPosition signal (TW)Vehicle speed sensor
5Not used
6EA/C-ON-signalAir condition switch (Z3 Versions)
7EActivate A/CPressure switch, normal speed relay
(Z3 Versions)
8Not used
9EOil level signalThermal oil level sensor (TOENS) control
module (Z3 Versions)
10Not used
11Not used
12Not used
Page 210 of 382
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
23
X1001714
INDICATORS
INSTRUMENT CLUSTER
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
7) TACHOMETER
GROUND
DISTRIBUTION
0670.4
SPEEDOMETER
1TEMPERATURE
GAUGE
X1612
.35 WS/VI
F275A
19
.5 BR/GN7
Z3 VERSIONS
6
.5 GE
7
.5 BR
X100182
6FUSE DETAILS
0670.39 X19007
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
F315A
10
.5 WS/VI
DATA LINK
0670.5
DATA LINK
0670.511
.5 GN/GE
6
2FUSE DETAILS
0670.3
F235A
X2719
.5 GN/BL/GE
CAN + CAN –
.5 SWX17
X16
TXD
X1900712