2000 BMW Z3M ROADSTER cooling

INDEX

















TAIL LIGHT, RIGHT, H39 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TEMPERATURE SWITCH, S36 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TEMPERATURE SWITCH, S36 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TEMPERATURE WHEEL SWITCH, S531 6450.6-01. . . . . . . . . . . . . . . . . . . . .
TEMPERATURE WHEEL SWITCH, S531 6450.6-05. . . . . . . . . . . . . . . . . . . . .
THERMAL OIL LEVEL SENSOR (TOENS) CONTROL MODULE,
A19007 6211.0-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THERMAL OIL LEVEL SWITCH, B6254 6211.0-09. . . . . . . . . . . . . . . . . . . . . . .
THERMOSTAT, CHARACTERISTIC MAP COOLING, B6279 1210.25-05. .
THROTTLE POSITION SENSOR, R6252 1210.17-05. . . . . . . . . . . . . . . . . . .
THROTTLE POSITION SENSOR/
CRUISE CONTROL ACTUATOR, R6385 1210.25-07. . . . . . . . . . . . . . . . . .
THROTTLE POSITION SENSOR/
CRUISE CONTROL ACTUATOR, R6385 6571.0-03. . . . . . . . . . . . . . . . . . . .
TILT SUNROOF MOTOR, M24y 5410.5-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TILT SUNROOF SWITCH, S38y 5410.5-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TIRE INFLATION SYSTEM 3614.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TRANSMISSION CONTROL MODULE (EGS), A8500 2460.2. . . . . . . . . . . .
TRANSMISSION POSITION INDICATOR LIGHT, E82 6300.0-02. . . . . . . . . .
TRANSMISSION VALVE UNIT, Y8521 2460.2-01. . . . . . . . . . . . . . . . . . . . . . . .
TRANSVERSE ACCELERATION SENSOR, B74 3452.1-04. . . . . . . . . . . . . . .
TURN LIGHT, RIGHT REAR,H5 6313.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT FRONT, H7 6313.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT REAR, H6 6313.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT FRONT, H4 6313.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TURN/HAZARD LIGHTS 6313.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UNCOUPLING DIODE (LIGHTS), V10 6314.0-02. . . . . . . . . . . . . . . . . . . . . . . .
UNCOUPLING DIODE (LIGHTS), V9 6314.0-02. . . . . . . . . . . . . . . . . . . . . . . . .
UNLOADER RELAY, TERMINAL 15, K6326 1210.17-02. . . . . . . . . . . . . . . . .
UNLOADER RELAY, TERMINAL 15, K6326 1210.25-01. . . . . . . . . . . . . . . . .
UNLOADER RELAY, TERMINAL 15, K9 6424.0. . . . . . . . . . . . . . . . . . . . . . . . .
VALVE RELAY (ABS/ASC), K95 3450.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VALVE, INDIVIDUAL CONTROL INTAKE SYSTEM, Y6167 1210.25-03. . . .
VARIABLE CAMSHAFT CONTROL VALVE 1 (INLET), Y6275z 1210.25-03.
VARIABLE CAMSHAFT CONTROL VALVE 1, Y6275 1210.17-01. . . . . . . . . VARIABLE CAMSHAFT CONTROL VALVE 2 (OUTLET), Y6276 1210.25-03
VEHICLE SPEED SENSOR, B10 6211.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . .
VOLTMETER, B211 6211.0-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WASHER JET HEATER, LEFT, E51 6169.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
WASHER JET HEATER, RIGHT, E52 6169.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
WASHER PUMP, M4 6160.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WASHER PUMP, M4 6160.1-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WATER VALVE, Y4z 6450.6-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WATER VALVE, Y4z 6450.6-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WINDOW DEFOGGER SWITCH, REAR, S76 6424.0. . . . . . . . . . . . . . . . . . .
WINDOW DEFOGGER, REAR 6424.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WINDOW MOTOR, DRIVER’S, M21 5133.0-02. . . . . . . . . . . . . . . . . . . . . . . . . .
WINDSHIELD WASHER JET HEATERS 6169.0-00. . . . . . . . . . . . . . . . . . . . . .
WIPER MOTOR, M3 6160.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER INTERVAL CONTROL MODULE, REAR, A36 6160.1-02.
WIPER/WASHER MODULE (WWM) 6160.1. . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER MODULE, A51 6160.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER MODULE, A51 6167.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER SWITCH, S5 6160.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER SWITCH, S5 6160.1-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WOOFER, REAR, H500 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ZKE CENTRAL LOCKING (ZV) 5126.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ZKE POWER WINDOWS (FH) 5133.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING


FUSES 203, 204, AND 205









FUSE DETAILS


P98
FUSE HOLDER IN
E–BOX
6
F20320A
4 RT/WS
.5 RT/WS
X6961
.5 RT/WS.5 RT/WS
X62033
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
1210.25.5 RT/WS
3 X6053
2.5 RT/WS
2.5 RT/WS
X62073
B6207
HOT FILM AIR
MASS METER
1210.25
X62141
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
1210.25
X62241
B6224
CAMSHAFT
POSITION SENSOR
2 (OUTLET)
1210.25
X62791
1210.25
X6965
8F204
30A
10 X8680
F20530A
.5 RT/WS.5 RT/WS .5 RT/WS
X621011
B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
1210.25
X621021
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER)
1210.25
X622011
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
1210.25
X6962
X100165
P90
FRONT POWER
DISTRIBUTION BOX
1.5 RT/WS
F13
7.5A
6 X10016
1.5 RT/WS
X60212
FUSE DETAILS
0670.3 1.5 RT/WS
.75 RT/WS
.5 RT/WS
X61391
Y6139
LEAKAGE DIAGNO-
SIS PUMP
1210.25 .5 RT/WS2.5 RT
.5 RT/WS
X622021
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
1210.25
.5 RT/WS
X63048
K6304
SECONDARY AIR
PUMP RELAY
1210.25.5 RT/WS
X65501
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
1210.25
X63266
K6326
UNLOADER RELAY,
TERMINAL 15
1210.25
1.5 RT/WS
X850054
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
2460.2
15

                   
                                       
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)


 



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



ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)



 






1 X62072
117.5 SW
.5 GE
B6207
HOT FILM AIR
MASS METER
A6000
ENGINE CONTROL
MODULE (DME)
.5 GE+–
3X6207
.5 RT/WS
45X60003
.5 GR/BR
6FUSE DETAILS
0670.3
F20320A
X8680
P98
FUSE HOLDER IN
E–BOX
21
.5 BR
8
12X6203
.5 RT/WS .5 RT/WS .5 RT/WS .5 RT/WS
3X6203
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
.5 GE
18.5 BR
5
32X6214
1X6214
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
.5 GE
15.5 BR
2
32X6224
1X6224
B6224
CAMSHAFT
POSITION SENSOR
2 (OUTLET)
1X6279
2X6279
B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING
Z3 VERSIONS



COMPONENT LOCATION CHART











COMP.8500.0 7100.0LOCATION DESCRIPTION


B6232

ENGINE COOLANT TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine






B6236

ENGINE COOLANT TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

44-2


B6238 OIL TEMPERATURE SENSOR . . . . . . . . . . RH side of oil filter (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-2
B6238 OIL TEMPERATURE SENSOR . . . . . . . . . . RH side of oil filter (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43-2

B6240

KNOCK SENSOR . . . . . . . . . . . . . . . . . . . . . .

LH side of engine (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

46-2


B6240 KNOCK SENSOR . . . . . . . . . . . . . . . . . . . . . . top front of engine (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33-2
B6247 CHARCOAL FILTER SHUT–OFF VALVE . . under LH rear of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
B6254 THERMAL OIL LEVEL SWITCH . . . . . . . . . lower LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41-2

B6256
DUAL TEMPERATURE SENSOR
(COOLANT TEMPERATURE) . . . . . . . . .
rear of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

32-1



B6279
THERMOSTAT, CHARACTERISTIC MAP
COOLING . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

44-3


B9508 PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . front RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-2



B62101



OXYGEN SENSOR I
(IN FRONT OF CATALYTIC
CONVERTER) . . . . . . . . . . . . . . . . . . . . . . .


on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


44-1




B62102
OXYGEN SENSOR I
(BEHIND CATALYTIC CONVERTER) . . .
on catalytic converter







B62201


OXYGEN SENSOR II
(IN FRONT OF CATALYTIC
CONVERTER) . . . . . . . . . . . . . . . . . . . . . . .

on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


44-1





B62202

OXYGEN SENSOR II
(BEHIND CATALYTIC CONVERTER) . . .
on catalytic converter

B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
X62101
X62201


X6279X6236
COMPONENT LOCATION VIEWS











B6236
ENGINE COOLANT
TEMPERATURE
SENSOR

B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING


B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)