2001 BMW Z3M COUPE engine






Y6120
EVAPORATIVE
EMISSION VALVE
Y6165
SOLENOID
VALVE, SUCKING
JET PUMPM6506
E–BOX FAN
2020 C
11 10 AA34 DB33
C4
22
B6241
CYL. 1–2 KNOCK SENSOR
B6242
CYL. 3–4 KNOCK SENSOR
B6243
CYL. 5–6 KNOCK SENSOR 1210.27-06
29
31
30
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.27-02
37
+
–
1210.27-05
42
5146 47Y6130
IDLE SPEED
CONTROL VALVE 1210.27-05
36
1210.27-02
32
D
F20530A
123B
1210.27-09
12
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 1210.27-03
1719
24
1210.27-071136
1210.27-11
1210.27-12
37
1210.27-11
2735
1210.27-104565
P98
FUSE HOLDER IN
E–BOX1210.27-00
K6327
INJECTION VALVES
RELAYG6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET) 1210.27-07P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
1210.27-12 K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
A2w
INSTRUMENT
CLUSTER
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
A9008
CRUISE CONTROL
INTERFACE A
5C
TXD
C
DEA
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
F20130AF20320AF20430A
1210.27-09
1210.27-021210.27-00
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL1210.27-01
7 6
9
E8F202
30A
D
781412
R10
PEDAL POSITION
SENSOR
1210.27-13 13
9D
1210.27-08
C6000
SUPPRESSION CA-
PACITOR 1210.27-01
7C
1210.27-05
12 B
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET) 1210.27-07
F155AF2610A
P90
FRONT POWER
DISTRIBUTION
BOX
F135AF1820A 50 15 30 15
6
1210.27-04
B6207
HOT FILM AIR
MASS METER
622177
1210.27-08
B5351
EXHAUST
TEMPERATURE
SENSOR
1019187 131
16 15 14
5
1210.27-04
Y5392
ELECTRIC
THROTTLE
MOTOR
9220
1210.27-04
R6252
THROTTLE
POSITION
SENSOR
231426
1210.27-09
K6301z
ELECTRIC FUEL
PUMP RELAY,
TIMED
M2
FUEL PUMP 1210.27-09
S30
BRAKE LIGHT
SWITCH 1210.27-10
2429K19
COMPRESSOR
CONTROL
RELAY 1210.27-10
K22
HIGH SPEED
RELAY 1210.27-12
3CCB
35 34 33
3 2
1
4443
Y5255
VARIABLE CAM-
SHAFT CONTROL
VALVES
450
1210.27-03
B6236
ENGINE COOLANT
TEMPERATURE
SENSOR
25451
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
NS
218
1210.27-06
1210.27-10S32
CLUTCH SWITCH
B13
1210.27-11
G6509
GENERATOR26
1210.27-11B6231
OIL PRESSURE
SWITCH
19
1210.27-12
S555
TIRE PRESSURE
WARNING SYSTEM
(RDW) PUSH-
BUTTON
C39
1210.27-12B6254
THERMAL OIL
LEVEL SWITCH
C
38
S8511
REVERSING
LIGHT SWITCH
28 30
M119
LEAKAGE DIAG-
NOSIS PUMP 1210.27-09
A6000
ENGINE CONTROL
MODULE (DME)
M VERSIONS
1210.27 ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10EA_TABGASTemperature signalExhaust temperature sensor
11AA_PEKPActivate relayElectrical fuel pump relay, timed
12AS_EBOXSignal E-box fanE-box fan
13MT_LHV2Oxygen sensor heating groundOxygen sensor 2 (in front of
catalytic converter)
14EA_LSV1Sensor signalOxygen sensor 1 (in front of
catalytic converter)
15EA_LSV2Sensor signalOxygen sensor 2 (in front of
catalytic converter)
16EA_LSH1Sensor signalOxygen sensor 1 (behind catalytic
converter)
17Not used
18EA_LSH2Sensor signalOxygen sensor 2 (behind catalytic
converter)
19MT_LHH2Oxygen sensor heating groundOxygen sensor 2 (behind catalytic
converter)
20ES_KUPPLUClutch pedal depressedClutch switch
21Not used
22Not used
23AS_HRActivate relayEngine control module relay
24Not used
X60003
Pin Type Signal Description/Function Connection
1
EA_HFMSignal air mass meterHot film air mass meter
2EP_NWGA1Signal camshaft positionCamshaft position sensor 2 (outlet)
3Not used
4ATNWE_F1Activate valveVariable camshaft control valve
(inlet) – advance
5EP_NWGE1Signal camshaft positionCamshaft position sensor 1 (inlet)
6EP_NWGA1Signal camshaft positionCamshaft position sensor 2 (outlet)





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
7
AU_DKG1Voltage supplyElectric throttle motor, hot film air
mass meter
8EP_KWGSignal crankshaft positionCrankshaft position sensor
9Not used
10EA_EDRPThrottle position signalElectric thottle motor
11Not used
12Not used
13ES_61–1Charge signalGenerator
14AU_DKG2Voltage supplyThrottle position sensor
15Not used
16Not used
17MM_HFMGroundHot film air massmeter
18Not used
19ES_RDKSTeach-in processPushbutton, tire pressure warning
system
20MM_DKG1/2GroundThrottle position sensor, electric
throttle motor
21MM_KWGGroundCrankshaft position sensor
22EA_TANSTemperature signal intake airHotfilm air mass meter
23EA_DKG1Throttle position signalThrottle position sensor
24EA_TMOTTemperature signalEngine coolant temperature sensor
25M31_ANAGroundVarious sensors
26EA_OLDOil pressure signalOil pressure switch
27Not used
28Not used
29EA_KS1Knock sensor signalCyl. 1–2 knock sensor
30EA_KS3Knock sensor signalCyl. 3–4 knock sensor
31EA_KS2Knock sensor signalCyl. 5–6 knock sensor
32Not used
33AP_EVZ1Activate valveCyl. 1 fuel injection valve
34AP_EVZ2Activate valveCyl. 2 fuel injection valve
35AP_EVZ3Activate valveCyl. 3 fuel injection valve
36AP_EVZ4Activate valveCyl. 4 fuel injection valve



ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)










2
1.5 RT
2.5 RT/WS/GE
4 RT/WS
23 7 X60001
4
G6400
B+ JUNCTION
POINT E–BOX
A6000
ENGINE CONTROL
MODULE (DME) 8530
87
1
POWER
DISTRIBUTION
0670.2
F20130AF20230A5F20320A
P98
FUSE HOLDER IN
E–BOX
15
4
4 RT/WS
6X86802
8 X60001
15 15
2.5 RT/WS 1.5 RT/WS
FUSE DETAILS
0670.3 X60002
.5 BR/WS
X6300
6
4 RT
X6300
5K6300
ENGINE CONTROL
MODULE RELAY
X641022
1
X8680
2.5 RT/WS
F20430A
15
8
2.5 RT/WS/GE
4 RT/WS/GE X64101
87
X6960
M VERSIONS

1 GN
1.5 SW/RT1.5 SW/WS1.5 SW/GE1.5 SW/BL1.5 SW/GN1.5 SW/VI
!2










1 3 X6151
X61521
1 GN1 GN
3 3 X6152
2 3 9 6 7 X60005
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
A6000
ENGINE CONTROL
MODULE (DME) 1 GN 1 GN
X6151
2
2
X6153
X61532 1X61541 3 X61542T6154
CYL. 4 IGNITION
COIL
3 X6155
X61552 1
X61561 3 X6156
T6156
CYL. 6 IGNITION
COILT6153
CYL. 3 IGNITION
COILT6155
CYL. 5 IGNITION
COIL
1 BR1 BR
1 BR1 BR1 BR
1 BR
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
313131313131
1 X6054
2.5 GN 2.5 RT/WS/GE
X6832
1 GN
X6456
X6456
X6456
.5 GN
C6000
SUPPRESSION CA-
PACITOR
GROUND
DISTRIBUTION
0670.4
X6456
1 BR
1 GNX6833



ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)
2










A6000
ENGINE CONTROL
MODULE (DME)
Y6106
CYL. 6 FUEL
INJECTION VALVE
–+ Y6101
CYL. 1 FUEL
INJECTION VALVE
–+Y6102
CYL. 2 FUEL
INJECTION VALVE
–+
Y6103
CYL. 3 FUEL
INJECTION VALVE
–+
Y6104
CYL. 4 FUEL
INJECTION
VA LV E –+
Y6105
CYL. 5 FUEL
INJECTION VALVE
–+
3334353638 X60003
1 X61011 X61031
X6105
1 X61061 X61041 X6102
2 X61022 X61042 X6106
2
X61052 X6103X6101
.75 BR/WS .75 BR/RT .75 BR/GE .75 BR/BL .75 BR/GN .75 BR/VI
37
313131313131
10
FUSE DETAILS
0670.3
F20530A
X8680
P98
FUSE HOLDER IN
E–BOX
.5 RT/GE .5 RT/GE .5 RT/GE .5 RT/GE .5 RT/GE .5 RT/GE
4
8530
87
X6327
6X6327
2K6327
INJECTION VALVES
RELAY
X6454
GROUND
DISTRIBUTION
0670.4
1X60001
A6000
ENGINE CONTROL
MODULE (DME)
86 8 5 GN
X60531
2.5 RT/GE
2.5 RT/GE
X6970
M VERSIONS



ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)









A6000
ENGINE CONTROL
MODULE (DME)
556
GROUND
DISTRIBUTION
0670.4
4 X60001
X6454
GROUND
DISTRIBUTION
0670.4
X6000544 X6000343
.5 SW
X525564
Y5255
VARIABLE CAM-
SHAFT CONTROL
VALVES
1) INLET VALVE –
RETARD
2) INLET VALVE –
ADVANCE
3) OUTLET VALVE
– RETARD
4) OUTLET VALVE
– ADVANCE
4
3
50
1
.5 BR
X52555
.5 BR
2
GROUND
DISTRIBUTION
0670.4
X6454
12 3 4.5 SW .5 GN .5 GN
31313131
10
FUSE DETAILS
0670.3
X10016
P90
FRONT POWER
DISTRIBUTION BOX
6
12
FUSE DETAILS
0670.3
X10017
26
.35 SW
17 .5 SW X1047
X18055
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
1
.35 SW.5 SW/VI
33 1417X6002
32
.5 WS/VI
X60004
D100
DATA LINK
CONNECTORF155AF2610A
M VERSIONS

P98
FUSE HOLDER IN
E–BOX


ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)









A6000
ENGINE CONTROL
MODULE (DME)
710X60001221
B6207
HOT FILM AIR MASS
METER
1) INTAKE AIR
TEMPERATURE
SENSOR
2
X86806
X62073
541
1720
Y5392
ELECTRIC
THROTTLE MOTOR
X53933
12
.5 BR
.5 BR/ORX6475
X5393
92
12
X5285
X5392
X60003
X5284
76
1423
X62523
12
R6252
THROTTLE
POSITION SENSOR X5286
A6000
ENGINE CONTROL
MODULE (DME) .5 GE .5 GE/BL .5 RT/GN .5 VI2.5 WS 2.5 RT
.5 RT/GE .5 WS
.5 BR.5 BR
X6053
2.5 WS 2.5 RT
2.5 WS 2.5 RT X60003
X60003
X6252
.5 RT/GN
X6207.5 RT/GN
1
FUSE DETAILS
0670.3
F20320A
M VERSIONS