Page 65 of 382
GROUND DISTRIBUTION
GROUND X10010
M VERSIONS
X1155
X21114
.75 BRX704
N5
ANALOG CLOCK
X211131
X100592
B59
OIL TEMPERATURE
GAUGE
.5 BR
1
.5 BR .5 BR .5 BR
.5 BR 1
X192453
.5 BRX21111
X211121
B211
VOLTMETER
2
.75 BR/OR
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)
24
.75 BR/
OR
A2w
INSTRUMENT
CLUSTER
.5 BR/OR .5 BR/ORA8
CRUISE CONTROL
MODULE
(TEMPOMAT)
X2217
X16
X130253
X101825A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
.75 BR
X13011
.5 BR/ORS58
DRIVER’S SEAT
BELT SWITCH
X778
1
.5 BR/ORS59
PASSENGER’S
SEAT BELT SWITCH
X185181
X658N17
CRASH CONTROL
MODULE
.5 BR/OR
.5 BR/OR
A113
SEAT
OCCUPANCY DE-
TECTOR
X102182
X64591
X10010
1.5 BR/ORX10009
1 BR/OR1 BR/OR
X1313910A22z
ELECTROCHROMIC
REAR VIEW MIR-
ROR
.5 BR/OR
X114310
.5 BR/OR
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 109 of 382
1416
19 10
23 25 28 X60003
A6000
ENGINE CONTROL
MODULE (DME) X6205
21 X6205
B6205
INTAKE AIR
TEMPERATURE
SENSOR1 X6236
2 X623821 X6238
B6238
OIL TEMPERATURE
SENSOR
.5 BR
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
.5 SW/VI .5 SW .5 SW/GN .5 GR/BR.5 GR .5 BR/RT .5 RT/BL
X6236
B6236
ENGINE COOLANT
TEMPERATURE
SENSOR
A6000
ENGINE CONTROL
MODULE (DME)
9
.5 SW/GE
20
.5 BR/WS
X6385543876
2 X63851109
.75 GR/GN .5 RT/GN .5 RT/GN/GE .75 GR/GE
27 44 43 4
722 24
R6385
THROTTLE
POSITION SEN-
SOR/CRUISE
CONTROL
ACTUATOR
X60003
.5 GR/BR .5 GR/BR
Z3 VERSIONS
Page 112 of 382
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
1
6
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
4 X51
FUSE DETAILS
0670.3
2 X515
.75 SW
.5 SW/BL
K19
COMPRESSOR
CONTROL RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X163
X1001818X1001612
F397.5AF165A
2
A6000
ENGINE CONTROL
MODULE (DME)
35 X60004
.35 BL/BR
29
27655
GROUND
DISTRIBUTION
0670.4
4 X60001
X6454
GROUND
DISTRIBUTION
0670.4
.5 BR/OR
6 X60005
GROUND
DISTRIBUTION
0670.4
X6456
.35 BL/SW
3131313131
X1017012
A9008
CRUISE CONTROL
INTERFACE
Z3 VERSIONS
X111433
GROUND
DISTRIBUTION
0670.4
X111431S32
CLUTCH SWITCH
X10010
X1001712
F435A
FUSE DETAILS
0670.3
23 X60004
2
X60004
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 202 of 382
9
.5 SW/RT
INSTRUMENT CLUSTER
INDICATORS
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT
10) AIR BAG 23
X172
X1614
.5 BR/VI
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
31
7
14 X10017
X16
X74
FUSE DETAILS
0670.3
F275A
N9
RADIO
10 X18126
A35y
BOARD
COMPUTER
(BC – LOW)
9X10245
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
16 X22
RA51
WIPER/WASHER
MODULE
5 X285
R
TACHTACH
.5 SW/WS .5 SW/WS .35 SW/WS
.5 SW/WS .5 SW/WS
.5 SW/WS
TACH
10 2
X10464
OUTPUT–SIGNAL
SPEEDOMETER
P90
FRONT POWER
DISTRIBUTION BOX
3
2X10018
X522
FUSE DETAILS
0670.3
F315A
X5221
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4
24
2
15
X17
Z3 VERSIONS M VERSIONSA18
HIFI AMPLIFIER
1 X10266
.5 SW/WS
X3223
HARMAN KARDON
SOUND SYSTEM .5 SW/WS
31
H10
CHIME MODULE
X188
20 X1717*
* ROADSTER
LATE PRODUCTION