Fuel relay BMW Z3M ROADSTER 2001 E36 Electrical Troubleshooting Manual
Page 96 of 367
ENGINE CONTROL SYSTEM MS43 (6–CYLINDER M54)
X65001
GROUND
DISTRIBUTION
0670.4
4 X6500
2 6 8 X6301
10X6301
4
2.5 GN/VI .35 SW/VI
M2
FUEL PUMP
A6000
ENGINE CONTROL
MODULE (DME)
K6301w
FUEL PUMP RELAY
X60002
X13032
7221624 19 18
234 1
X62102
X62102
B62102
OXYGEN SENSOR
I (BEHIND
CATALYTIC
CONVERTER)
3 24 1
X62202
X62202
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 SW.5 GE .5 BR
16
X100166
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
F135AF1815A
.5 RT/WS
.5 BR
1201421 13 15
234 1
X62101
X62101
B62101
OXYGEN SENSOR
I (IN FRONT OF
CATALYTIC
CONVERTER)
3 24 1
X62201
X62201
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 SW.5 GE .5 BR
.5 BR
.5 RT/WS
X60004
X86808P98
FUSE HOLDER IN
E–BOX
FUSE DETAILS
0670.3
F20430A
Z3 VERSIONS
Page 100 of 367
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)
Page 102 of 367
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)
Page 104 of 367
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
Page 109 of 367
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
Page 116 of 367
3 X60004
POWER
DISTRIBUTION
0670.2
ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)
2 X6304
X61331X6133
2
Y6133
AIR PUMP
X861
GROUND
DISTRIBUTION
0670.4X6304
5
GROUND
DISTRIBUTION
0670.4
6
4 RT/GE
11
A6000
ENGINE CONTROL
MODULE (DME)
4
X60002
8
K6304
SECONDARY AIR
PUMP RELAY
G7512
B+ JUNCTION
POINT
F107
50A
X1982
1 X6301
.35 SW/VI.5 BR/GN
31
X18170
K6301z
ELECTRIC FUEL
PUMP RELAY,
TIMED
7
GROUND
DISTRIBUTION
0670.4
X13032
X65001X6500
4
M2
FUEL PUMP
2
2.5 RT/WS
3
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X10016
F135A
6
6
FUSE DETAILS
0670.3
F1820A
16
X1714
6 X6021
.5 SW/VI
M VERSIONS
M119
LEAKAGE DIAGNO-
SIS PUMP
28
2
.5 SW/GNX1714
30
1
.75 BR/BL
8X6301
Page 206 of 367
CA614
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 6211.0-02
G6509
GENERATOR D+ F46
15A
22231616312.034
A51
WIPER/WASHER
MODULE 6211.0-00
A18
HIFI AMPLIFIER6211.0-00
6211.0-00A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00
2
B6y
FUEL SENSOR 6211.0-02
3417
S31
PARK BRAKE
SWITCH 6211.0-0318
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-03919
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
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
A
14
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
6313.0-03
S8
LIGHT SWITCH
6300.0
A
12
TXD
215
F1515A
8
S220
AIR CONDITIONING/
RECIRCULATING
SWITCH ASSEMBLY 6211.0-03
6A6000
ENGINE CONTROL
MODULE (DME)
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE 6211.0-04
97
B9508
PRESSURE
SWITCH 6450.6-03
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-04
25
B6231
OIL PRESSURE
SWITCH 6211.0-05
19
A52
SLIP CONTROL
MODULE (ABS/ASC)
A65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)
2176
A6000
ENGINE CONTROL
MODULE (DME) N9
RADIO
D100
DATA LINK
CONNECTORNSWP90
FRONT POWER
DISTRIBUTION BOX
BBCB
BBA
HARMAN KARDON
SOUND SYSTEM6312.0
6211.0-05
6211.0-03
A6000
ENGINE CONTROL
MODULE (DME) 1230.0
M VERSIONS Z3 VERSIONS
M VERSIONS Z3 VERSIONS
1
A6000
ENGINE CONTROL
MODULE (DME) 6211.0-05
S555
TYRE PRESSURE
WARNING SYSTEM
(RDW) PUSH-
BUTTON
H10
CHIME MODULE 6211.0-00
6211.0-05 B
1230.0
M VERSIONS
A6000
ENGINE CONTROL
MODULE (DME)
M VERSIONS Z3 VERSIONS
M VERSIONS Z3 VERSIONS
6211.0-05
6211.0-04
6211.0-05
B6254
THERMAL OIL
LEVEL SWITCH 6211.0-05
M VERSIONS Z3 VERSIONS
M VERSIONS Z3 VERSIONS
6211.0-04
6211.0-04
A3984
OIL–/OUTSIDE
TEMPERATURE
GAUGE
CONTROL
MODULE 6211.0-00
M VERSIONS Z3 VERSIONS
6211.0 INSTRUMENT CLUSTER
Page 289 of 367
COMPONENT LOCATION CHART
COMP.8500.0 7100.0LOCATION DESCRIPTION
K22 . . . HIGH SPEED RELAY . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . 09-3
K25 . . .
RIGHT PARK LIGHT/LICENSE PLATE
LIGHT RELAY . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . .
01-3
K26 . . .
LEFT PARK LIGHT RELAY . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . .
01-3
K33a . .
AIR CONDITIONING RELAY, MOTRONIC .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . .
09-3
K46 . . . HIGH BEAM LIGHT RELAY . . . . . . . . . . . . . footwell, driver’s side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-3
K47 . . . FRONT FOG LIGHT RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . 09-2
K48 . . . LOW BEAM LIGHT RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . 09-2
K70 . . .
CENTRAL LOCKING LUGGAGE
COMPARTMENT LID MOTOR RELAY
(ZV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . .
01-3
K104 . .
AIR CONDITIONING RELAY/AUXILIARY
WATER PUMP . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . .
09-3
K910 . .
PASSENGER’S SEAT TILT ADJUST CUT–
OFF RELAY . . . . . . . . . . . . . . . . . . . . . . . . .
underside of RH front seat
K911 . . .
PASSENGER’S SEAT LENGTH ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of RH front seat
K920 . .
DRIVER’S SEAT TILT ADJUST CUT–OFF
RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of LH front seat
K921 . .
DRIVER’S SEAT LENGTH ADJUST CUT–
OFF RELAY . . . . . . . . . . . . . . . . . . . . . . . . .
underside of LH front seat
K6300 . ENGINE CONTROL MODULE RELAY . . . . rear RH side of engine compartment in E–Box
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . below LH side of dash (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-3
K6301z
ELECTRIC FUEL PUMP RELAY, TIMED . .
under rear storage compartment (M VERSIONS)
K6304 . SECONDARY AIR PUMP RELAY . . . . . . . . rear RH side of engine compartment in E–Box
Page 290 of 367
COMPONENT LOCATION CHART
COMP.8500.0 7100.0LOCATION DESCRIPTION
K6325 . REVERSING LIGHT RELAY . . . . . . . . . . . . . rear LH side of engine compartment
K6327 .
INJECTION VALVES RELAY . . . . . . . . . . . .
rear RH side of engine compartment in E–Box
K6394 . COMPRESSOR RELAY . . . . . . . . . . . . . . . . . TIRE INFLATION SYSTEM
K18363 CONVERTIBLE TOP RELAY I (CLOSE) . . . in LH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-3
K18364 CONVERTIBLE TOP RELAY II (OPEN) . . . in LH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-3
L1 . . . . . EWS TOROIDAL COIL . . . . . . . . . . . . . . . . . at ignition switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27-3
M2 . . . .
FUEL PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . .
in fuel tank
M3 . . . . WIPER MOTOR . . . . . . . . . . . . . . . . . . . . . . . rear of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-2
M4 . . . . WASHER PUMP . . . . . . . . . . . . . . . . . . . . . . . front RH side of engine compartment on washer fluid reservoir
M7 . . . . HEADLIGHT/FOG LIGHT WASHER PUMP front RH side of engine compartment on washer fluid reservoir
M9 . . . . AUXILIARY FAN MOTOR . . . . . . . . . . . . . . . behind front grille
M12 . . .
DRIVER’S DOOR LOCK MOTOR . . . . . . . .
driver’s door
M13 . . . PASSENGER’S DOOR LOCK MOTOR . . . passenger’s door
M16 . . . GAS FILLER LOCK MOTOR . . . . . . . . . . . . RH rear wheel well . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-1
M17 . . .
LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear side of luggage compartment behind trim panel (ROADSTER)
M17 . . .
LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
in lift gate (Z3 COUPE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24-2
M17 . . .
LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
in lift gate (M COUPE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
24-1
M21 . . . DRIVER’S WINDOW MOTOR . . . . . . . . . . . in driver’s door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-2
M23 . . . PASSENGER’S WINDOW MOTOR . . . . . . . in passenger’s door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-3
M24y . .
TILT SUNROOF MOTOR . . . . . . . . . . . . . . .
in roof panel
Page 316 of 367
A35y
BOARD COMPUTER
(BC – LOW)
X10010
GROUND
7100.0 COMPONENT LOCATION VIEWS
X13004
GROUNDS220
AIR CONDITIONING/
RECIRCULATING
SWITCH ASSEMBLY
K46
HIGH BEAM LIGHT
RELAY
X10245X18349
K6301w
FUEL PUMP RELAY
N17
CRASH CONTROL
MODULEX322X1588
P97
AUXILIARY FUSE
BOX