lock BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual



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



COMPONENT LOCATION CHART











COMP.8500.0 7100.0LOCATION DESCRIPTION
M30 . . . BLOWER MOTOR . . . . . . . . . . . . . . . . . . . . . rear of engine compartment

M37a . .
AUXILIARY WATER PUMP . . . . . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
31-3

M51 . . . DRIVER’S SEAT MOVEMENT MOTOR . . . under LH front seat
M52 . . . DRIVER’S SEAT HEIGHT MOTOR . . . . . . . under LH front seat
M59 . . . PASSENGER’S SEAT HEIGHT MOTOR . . under RH front seat

M60 . . .
PASSENGER’S SEAT MOVEMENT
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . .
under RH front seat




M101 . . CONVERTIBLE TOP MOTOR . . . . . . . . . . . in LH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-3

M111 . .
FRESH AIR RECIRCULATION MOTOR . . .
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-2

M118 . . PRECHARGE PUMP . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3
M119 . . LEAKAGE DIAGNOSIS PUMP . . . . . . . . . . . rear LH side of engine compartment
M805 . . ELECTRIC COMPRESSOR . . . . . . . . . . . . . TIRE INFLATION SYSTEM
M6506 . E–BOX FAN . . . . . . . . . . . . . . . . . . . . . . . . . . . in E–Box

M6510 .

STARTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-1


N5 . . . . ANALOG CLOCK . . . . . . . . . . . . . . . . . . . . . . center console
N8 . . . . ANTENNA AMPLIFIER AM/FM . . . . . . . . . . in LH side of luggage compartment behind trim panel (ROADSTER)
N8 . . . . ANTENNA AMPLIFIER AM/FM . . . . . . . . . . in roof panel (COUPE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24-3

N9 . . . .
RADIO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console





N12w . .

ANTI–THEFT CONTROL MODULE
(ALPINE) . . . . . . . . . . . . . . . . . . . . . . . . . . .
behind glove box



N17 . . .

CRASH CONTROL MODULE . . . . . . . . . . . .

footwell, driver’s side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-3


N22 . . . CD CHANGER . . . . . . . . . . . . . . . . . . . . . . . . . in RH side of luggage compartment



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION
S18 . . . HAZARD SWITCH . . . . . . . . . . . . . . . . . . . . . center console bottom

S20 . . .
RADIO ANTI–THEFT SWITCH (DWA) . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27-1

S20w . . RADIO ANTI–THEFT SWITCH . . . . . . . . . . center console (radio and console removed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27-1
S21w . . ENGINE HOOD SWITCH . . . . . . . . . . . . . . . near LH headlight assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-1
S28 . . . CRUISE CONTROL SWITCH . . . . . . . . . . . . LH side of dash RH side of steering column above
S30 . . . BRAKE LIGHT SWITCH . . . . . . . . . . . . . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1

S31 . . .
PARK BRAKE SWITCH . . . . . . . . . . . . . . . . .
center console on rear of park brake lever



S32 . . . CLUTCH SWITCH . . . . . . . . . . . . . . . . . . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
S36 . . . TEMPERATURE SWITCH . . . . . . . . . . . . . . . front RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
S38y . . TILT SUNROOF SWITCH . . . . . . . . . . . . . . . in roof panel
S47 . . . DRIVER’S DOOR LOCK SWITCH . . . . . . . . in driver’s door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-1

S49 . . .

PASSENGER’S DOOR LOCK SWITCH . . .

in passenger’s door






S51 . . .

DRIVER’S SEAT, SEAT CONTROL
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LH front seat




S53 . . . DRIVER’S SEAT, SEAT HEATER SWITCH center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1


S54 . . .

PASSENGER’S SEAT, SEAT HEATER
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


23-1



S56 . . .

PASSENGER’S SEAT, SEAT CONTROL
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RH front seat




S58 . . . DRIVER’S SEAT BELT SWITCH . . . . . . . . . in LH front seat belt buckle
S59 . . . PASSENGER’S SEAT BELT SWITCH . . . . in RH front seat belt buckle
S75 . . . BLOWER SWITCH . . . . . . . . . . . . . . . . . . . . . center of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-3

S76 . . .

REAR WINDOW DEFOGGER SWITCH . . .

center console



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION


S117 . . .

LUGGAGE COMPARTMENT LID LOCK-
ING SWITCH . . . . . . . . . . . . . . . . . . . . . . . .
in lift gate




S126y . DRIVER’S POWER WINDOW SWITCH . . . center console near gearshift lever

S127y .
PASSENGER’S POWER WINDOW
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console near gearshift lever





S143 . .
CONVERTIBLE TOP ACTUATING
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
center console





S164 . .
CONVERTIBLE TOP END–POSITION
MICRO SWITCH . . . . . . . . . . . . . . . . . . . . .
at convertible top linkage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

17-3

S198 . . JET HEATER THERMOSWITCH . . . . . . . . . on front RH wheel well

S220 . .
AIR CONDITIONING/RECIRCULATING
SWITCH ASSEMBLY . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-1


S221 . .
EVAPORATOR CONTROLLER . . . . . . . . . .
RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21-2

S224 . . GEAR STEP TRANSMISSION SWITCH . . center console
S232 . . COMPRESSOR MAIN SWITCH . . . . . . . . . . TIRE INFLATION SYSTEM
S235 . . STARTER IMMOBILIZATION SWITCH . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
S408 . . INTERIOR LIGHT SWITCH . . . . . . . . . . . . . near interior rear view mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-2

S531 . .

TEMPERATURE WHEEL SWITCH . . . . . . .

center of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

21-3




S555 . .

TYRE PRESSURE WARNING SYSTEM
(RDW) PUSHBUTTON . . . . . . . . . . . . . . .
LH side of dash




S825 . . FRONT LID MICRO SWITCH . . . . . . . . . . . . near LH headlight assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-1


S826 . .

LUGGAGE COMPARTMENT LIGHT
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid




S910 . . DRIVER’S SEAT LIMIT SWITCH . . . . . . . . . in driver’s seatback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION
Y4z . . . . WATER VALVE . . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-3

Y5 . . . . .
DRIVER’S SIDE MIRROR . . . . . . . . . . . . . . .
in upper LH front door



Y6 . . . . . PASSENGER’S SIDE MIRROR . . . . . . . . . . in upper RH front door
Y16z . . PRESSURE TRANSMITTER . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3
Y19 . . . SHIFT–LOCK . . . . . . . . . . . . . . . . . . . . . . . . . . center console

Y5255 .
VARIABLE CAMSHAFT CONTROL
VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine




Y5392 . ELECTRIC THROTTLE MOTOR . . . . . . . . . LH side of engine

Y6101 .
CYL. 1 FUEL INJECTION VALVE . . . . . . . .
on cylinder head



Y6102 . CYL. 2 FUEL INJECTION VALVE . . . . . . . . on cylinder head
Y6103 . CYL. 3 FUEL INJECTION VALVE . . . . . . . . on cylinder head
Y6104 . CYL. 4 FUEL INJECTION VALVE . . . . . . . . on cylinder head
Y6105 . CYL. 5 FUEL INJECTION VALVE . . . . . . . . on cylinder head

Y6106 .

CYL. 6 FUEL INJECTION VALVE . . . . . . . .

on cylinder head




Y6120 . EVAPORATIVE EMISSION VALVE . . . . . . . LH side of engine compartment
Y6130 . IDLE SPEED CONTROL VALVE . . . . . . . . . front of engine
Y6133 . AIR PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . rear RH side of engine compartment

Y6163 .
SECONDARY AIR PUMP VALVE . . . . . . . .
LH side of engine compartment



Y6165 . SOLENOID VALVE, SUCKING JET PUMP rear LH side of engine compartment


Y6167 .

VALVE, INDIVIDUAL CONTROL INTAKE
SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LH side of engine compartment






Y6275z

VARIABLE CAMSHAFT CONTROL VALVE
1 (INLET) . . . . . . . . . . . . . . . . . . . . . . . . . . .
on cylinder head



M6510
STARTER
COMPONENT LOCATION VIEWS











X165
GROUNDX6510
CABLE SOCKET
STARTER, TERMI-
NAL 50
X6454
GROUND
X6455
GROUNDK25
RIGHT PARK
LIGHT/LICENSE
PLATE LIGHT
RELAY
K26
LEFT PARK LIGHT
RELAY



X6512
CABLE SOCKET
STARTER, TERMI-
NAL 30


K70
CENTRAL LOCKING
LUGGAGE
COMPARTMENT
LID MOTOR RELAY
(ZV)


COMPONENT LOCATION VIEWS












S47
DRIVER’S DOOR
LOCK SWITCH
M21
DRIVER’S WINDOW
MOTOR
X623
X625X749
X747
X753X18190






S164
CONVERTIBLE TOP
END–POSITION MI-
CRO SWITCH
X10299
X11209





X605X606X1715X10266
X333
COMPONENT LOCATION VIEWS










M16
GAS FILLER LOCK
MOTOR
M3
WIPER MOTORX312
A18
HIFI AMPLIFIER


H66
SUBWOOFER







X424X712
X311X315
COMPONENT LOCATION VIEWS










M17
LUGGAGE
COMPARTMENT
LOCK MOTOR
A36
REAR WIPER/
WASHER INTERVAL
CONTROL MODULEX10285
N8
ANTENNA
AMPLIFIER AM/FM
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR


X13057X13268