2000 BMW Z3M COUPE oil pressure











P90
FRONT POWER
DISTRIBUTION BOX
X1001712
1FUSE DETAILS
0670.3
39
3 X6254
.5 GR/BR
GROUND
DISTRIBUTION
0670.4
X62542
B6254
THERMAL OIL
LEVEL SWITCH
F2610A
2 1

B6231
OIL PRESSURE
SWITCH
1) PRESSURE
BETWEEN
0.2–0.5 BAR
2) NORMAL
PRESSURE .5 BR/GN
1 X6231
X60003
A6000
ENGINE CONTROL
MODULE (DME)
26
37 X60004
.5 BR
21 .5 GN/GE17 .5 SW11 .5 BR/GN36 .5 GE
X1894
.5 BR.5 GE X1893
.5 BR
.5 GE
CAN + CAN –
TD
ENGINE CONTROL
SYSTEM MS42.1
(6–CYLINDER M52)
1210.25A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 5 X1805
X1047
.5 SW
D100
DATA LINK
CONNECTOR.35 SW
1 X6002
.35 SW



COMPONENT LOCATION CHART











COMP.8500.0 7100.0LOCATION DESCRIPTION


A837 .

ELECTRONIC IMMOBILIZER CONTROL
MODULE (EWS III) . . . . . . . . . . . . . . . . . . .
LH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

49-1


A6000 ENGINE CONTROL MODULE (DME) . . . . . rear RH side of engine compartment in E–Box (M VERSIONS) . . . . . . . . . . . . . . . . . 00-1

A6000
ENGINE CONTROL MODULE (DME) . . . . .
rear RH side of engine compartment in E–Box (Z3 VERSIONS) . . . . . . . . . . . . . . . .
47-2

A8500

TRANSMISSION CONTROL MODULE
(EGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rear RH side of engine compartment in E–Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

47-1



A9008

CRUISE CONTROL INTERFACE . . . . . . . .

near steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

49-1




A19007

THERMAL OIL LEVEL SENSOR (TOENS)
CONTROL MODULE . . . . . . . . . . . . . . . . .
behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50-2


B1 . . . . RIGHT FRONT SPEED SENSOR – ABS . . on RH front wheel, above brake caliper
B2 . . . . LEFT FRONT SPEED SENSOR – ABS . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
B3 . . . . RIGHT REAR SPEED SENSOR – ABS . . . on RH rear wheel, above brake caliper

B4 . . . .
LEFT REAR SPEED SENSOR – ABS . . . .
on LH rear wheel, above brake caliper



B6y . . . FUEL SENSOR . . . . . . . . . . . . . . . . . . . . . . . . in fuel tank
B8y . . . PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . front RH side of engine compartment
B9 . . . . INTERMEDIATE PRESSURE SWITCH . . . front RH side of engine compartment
B10 . . VEHICLE SPEED SENSOR . . . . . . . . . . . . . on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2

B14 . .
EVAPORATOR TEMPERATURE SENSOR
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-2

B16 . . LEFT FRONT BRAKE PAD SENSOR . . . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
B17 . . RIGHT REAR BRAKE PAD SENSOR . . . . . behind RH rear wheel
B18 . . BRAKE FLUID LEVEL SWITCH . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-1

B21 . .
ON–BOARD COMPUTER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
in RH front bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11-3



COMPONENT LOCATION CHART











COMP.8500.0 7100.0LOCATION DESCRIPTION
B59 . . OIL TEMPERATURE GAUGE . . . . . . . . . . . center console

B65 . .
FUEL TANK PRESSURE SENSOR . . . . . . .
under rear storage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
07-2

B74 . . TRANSVERSE ACCELERATION SENSOR under driver’s seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49-2
B75 . . RPM RATE SENSOR . . . . . . . . . . . . . . . . . . . under driver’s seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49-2
B76 . . PRESSURE SENSOR . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48-1
B78 . . DRIVER’S SIDE IMPACT SENSOR . . . . . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35-3

B79 . .
PASSENGER’S SIDE IMPACT SENSOR . .
under RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35-1

B211 . . VOLTMETER . . . . . . . . . . . . . . . . . . . . . . . . . . center console
B6203 CRANKSHAFT POSITION/RPM SENSOR rear LH side of engine compartment (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . 32-3
B6203 CRANKSHAFT POSITION/RPM SENSOR rear LH side of engine compartment (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . 45-1

B6204
CAMSHAFT POSITION SENSOR
(CYLINDER IDENTIFICATION) . . . . . . . .
front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31-3


B6205 INTAKE AIR TEMPERATURE SENSOR . . front LH side of engine compartment (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . 34-1

B6205

INTAKE AIR TEMPERATURE SENSOR . .

top center of engine (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

45-3


B6207 HOT FILM AIR MASS METER . . . . . . . . . . . LH side of engine compartment (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33-3
B6207 HOT FILM AIR MASS METER . . . . . . . . . . . LH side of engine compartment (Z3 VERSIONS)
B6209 HALL EFFECT CAMSHAFT SENSOR . . . . front of engine

B6214
CAMSHAFT POSITION SENSOR 1
(INLET) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine





B6224
CAMSHAFT POSITION SENSOR 2
(OUTLET) . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

45-2


B6231 OIL PRESSURE SWITCH . . . . . . . . . . . . . . . lower LH side of engine (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-2

B6231

OIL PRESSURE SWITCH . . . . . . . . . . . . . . .

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

43-2



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



X6231X6238
COMPONENT LOCATION VIEWS











B6256
DUAL
TEMPERATURE
SENSOR
(COOLANT
TEMPERATURE)
B6231
OIL PRESSURE
SWITCHB6203
CRANKSHAFT
POSITION/RPM
SENSOR




B6238
OIL TEMPERATURE
SENSOR


X6524


X6130
X6120X6231X6238
COMPONENT LOCATION VIEWS











B6231
OIL PRESSURE
SWITCH

Y6130
IDLE SPEED
CONTROL VALVE


B6238
OIL TEMPERATURE
SENSOR
Y6120
EVAPORATIVE
EMISSION VALVE