BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundF = X60001
9 Pins, black
G = X6000224 Pins, black
H = X6000352 Pins, black
I = X6000440 Pins, black
J = X600059 Pins, black
X60001
Pin Type Signal Description/Function Connection
1
A15Activate relayRelay, injection valves
2AP_DKSM+Voltage supplyElectric throttle motor
3Not used
4M31EGroundGround point
5M31LGroundGround point
6M31LGroundGround point
7E30Voltage supplyB+ junction point E-box
8EU_HR<2Voltage supplyFuse holder in E-box, fuse F202
9MP_DKSM–GroundElectric throttle motor
X60002
Pin Type Signal Description/Function Connection
1
MT_LHV1Oxygen sensor heating groundOxygen sensor 1 (in front of
catalytic converter)
2Not used
3Not used
4Not used
5MM_CANGroundOxygen sensors, exhaust
temperature sensor
6Not used
7MT_LHH1Oxygen sensor heating groundOxygen sensor 1 (behind catalytic
converter)
8Not used





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





Pin Assignments (M Versions)




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_OLNOil level/temperature signalThermal oil level switch
40Not used
41Not used
42AT_TEVActivate valveEvaporative emission valve
43AT_NWA_S1Activate valveVariable camshaft control valve
(outlet) – retard
44AT_NWA_F1Activate valveVariable camshaft control valve
(outlet) – advance
45AS_DMTL–LEDTire pressure warning lamp controlInstrument cluster
46AT_LLFSSCLOSE signalIdle speed control valve
47AT_LLFSOOPEN signalIdle speed control valve
48Not used
49Not used
50AT_NWE_S1Activate valveVariable camshaft control valve
(inlet) – retard
51AS_SSPActivate valveSolenoid valve, sucking jet pump
52Not used
X60004
Pin Type Signal Description/Function Connection
1
A61Battery charge indicatorInstrument cluster
2Not used
3AS_SLPActivate relaySecondary air pump relay
4EELUESignal, auxiliary fan ONHigh speed relay
5Not used
6ES_50Signal startFuse 15
7MM_FW1GroundPedal position sensor
8EA_FW1Signal, pedal position 1Pedal position sensor
9AU_FW1Voltage supplyPedal position sensor
10Not used





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
11
AOELDSignal, oil pressureInstrument cluster
12MM_FW2GroundPedal position sensor
13EA_FW2Signal, pedal position 2Pedal position sensor
14AU_FW2Voltage supplyPedal position sensor
15Not used
16Not used
17ATDCrankshaft RPM speed signal (TD)Electronic immobilizer control
module (EWS III)
18Not used
19ERFLReversing light signalReversing light switch
20ATOGSignal oil levelThermal oil level switch
21Not used
22EDFAHRSpeed signal right rearDynamic stability control unit
23Not used
24EKL 54 ONBrake signalBrake light switch
25Not used
26E15A26Terminal 15Fuse 26
27EMFLCruise control signalCruise control interface
28EA_S_LDPVLeakage diagnosisLeakage diagnosis pump
29AKORELActivate relayCompressor control relay
30EA_T_LDPLeakage diagnosisLeakage diagnosis pump
31Not used
32E/ATXDIITXD diagnosis data linkData link connector
33ES_DWADrive-away protection signal (code)Electronic immobilizer control
module (EWS III)
34ES_BLTSSignal testBrake light switch
35M31GroundCruise control interface
36E/ACAN+CAN-bus HighSplice, CAN-bus High
37E/ACAN–CAN-bus LowSplice, CAN-bus Low
38Not used
39Not used
40Not used





Pin Assignments (M Versions)




E = Input, A = Output, M = Ground
X60005
Pin Type Signal Description/Function Connection
1
AP_ZSZ1Ignition coil signalCyl. 1 ignition coil
2AP_ZSZ2Ignition coil signalCyl. 2 ignition coil
3AP_ZSZ3Ignition coil signalCyl. 3 ignition coil
4Not used
5M31LGroundGround point
6AP_ZSZ5Ignition coil signalCyl. 5 ignition coil
7AP_ZSZ6Ignition coil signalCyl. 6 ignition coil
8Not used
9AP_ZSZ4Ignition coil signalCyl. 4 ignition coil



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