air condition BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual

0100.0 INDEX















AIR BAG GAS GENERATOR, DRIVER’S, G5 3234.0-00. . . . . . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, LEFT SIDE, G14 3234.0-01. . . . . . . . . . . . . . . .
AIR BAG GAS GENERATOR, PASSENGER’S, G6 3234.0-00. . . . . . . . . . . . .
AIR BAG GAS GENERATOR, RIGHT SIDE, G15 3234.0-01. . . . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-02. . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.6-06. . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING RELAY, MOTRONIC, K33a 6450.6-04. . . . . . . . . . . . . . .
AIR CONDITIONING RELAY/AUXILIARY WATER PUMP, K104 6450.6-06. .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR CONDITIONING/RECIRCULATING SWITCH ASSEMBLY,
S220 6450.6-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.26-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.27-09. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK 6213.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK, N5 6213.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTENNA AMPLIFIER AM/FM, N8 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT CONTROL MODULE (ALPINE), N12w 6575.2. . . . . . . . . . . . .
ANTI–THEFT HORN (ALPINE), H1w 6575.2-01. . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (ALPINE) 6575.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (DWA) 6575.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6300.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6332.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FAN MOTOR, M9 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P900 0670.2-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P97 0670.2-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY TURN LIGHT, LEFT FRONT, H9 6313.0-02. . . . . . . . . . . . . . . . . .
AUXILIARY TURN LIGHT, RIGHT FRONT, H8 6313.0-02. . . . . . . . . . . . . . . . .
AUXILIARY WATER PUMP, M37a 6450.6-06. . . . . . . . . . . . . . . . . . . . . . . . . . . .
B+ JUMP START JUNCTION POINT, G6430 0670.2-00. . . . . . . . . . . . . . . . . .
B+ JUNCTION POINT E–BOX, G6400 0670.2-01. . . . . . . . . . . . . . . . . . . . . . . .
B+ JUNCTION POINT, G7512 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, LEFT, H27 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BACK UP LIGHT, RIGHT, H28 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHTS 6322.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY SAFETY TERMINAL, G19 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY SAFETY TERMINAL, G19 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6450.6-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW) 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
BOARD COMPUTER (BC – LOW), A35y 6581.3-00. . . . . . . . . . . . . . . . . . . . . .
BODY ELECTRONICS CONTROL MODULE (ZKE IV), A104 6100.0. . . . . .
BRAKE FLUID LEVEL SWITCH, B18 6211.0-03. . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT SWITCH, S30 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, LEFT, H24 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHT, RIGHT, H31 6325.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE LIGHTS 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, LEFT FRONT, B16 6211.0-01. . . . . . . . . . . . . . . . . . . .
BRAKE PAD SENSOR, RIGHT REAR, B17 6211.0-01. . . . . . . . . . . . . . . . . . . .
CAMSHAFT POSITION SENSOR 1 (INLET), B6214 1210.26-05. . . . . . . . . .
CAMSHAFT POSITION SENSOR 1 (INLET), B6214 1210.27-07. . . . . . . . . .
CAMSHAFT POSITION SENSOR 2 (OUTLET), B6224 1210.26-05. . . . . . .
CAMSHAFT POSITION SENSOR 2 (OUTLET), B6224 1210.27-07. . . . . . .
CD CHANGER, N22 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CELLULAR TELEPHONE (PROVISIONS) 6561.0-00. . . . . . . . . . . . . . . . . . . . .
CENTRAL BODY ELECTRONICS (ZKE IV) 6100.0. . . . . . . . . . . . . . . . . . . . .
CENTRAL LOCKING LUGGAGE COMPARTMENT
LID MOTOR RELAY (ZV), K70 5126.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHARGING SYSTEM 1230.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHIME MODULE, H10 6211.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CIGAR LIGHTER CONNECTION, E28a 3614.0-00. . . . . . . . . . . . . . . . . . . . . . .



K48
LOW BEAM LIGHT
RELAYX45
11 12 13456 78 9
38
37
35
34
33
32
31 42
41
40
39 43 44
FRONT POWER DISTRIBUTION BOX
0670.0 POWER DISTRIBUTION CHART













K2
HORN RELAYK47
FRONT FOG LIGHT
RELAYK16
HAZARD FLASHER
RELAYK4
BLOWER RELAY
K22
HIGH SPEED
RELAYK19
COMPRESSOR
CONTROL RELAYK21
NORMAL SPEED
RELAY X56X44X64X58
X63
X53X51X52
46
45
3612 3 10
14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
FUSES FUSES
K9
UNLOADER RELAY,
TERMINAL 15K70
CENTRAL LOCKING
LUGGAGE
COMPARTMENT LID
MOTOR RELAY (ZV)X1376



K26
LEFT PARK LIGHT
RELAYX510K25
RIGHT PARK LIGHT/
LICENSE PLATE
LIGHT RELAYX509
WITH EGS K6325
REVERSING LIGHT
RELAYX6325
***
**
**
K33a
AIR CONDITIONING
RELAY, MOTRONIC*
K104
AIR CONDITIONING
RELAY/AUXILIARY
WATER PUMPX1602*
X50
54
53
52
51
LATE PRODUCTION
M VERSIONS
Z3 VERSIONSEARLY
PRODUCTION
M COUPE



FUSES 51, 52, 53, AND 54








FUSE DETAILS

M VERSIONS
2
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC) 43X1746
2.5 RT/GN
3452.1
F5130A
P90
FRONT POWER
DISTRIBUTION BOX
4
15
F5230A
6
42
F5330A
2.5 RT/BL 2.5 RT/GE
X1602
8X19017
6
F5430A
2.5 RT/GN
K104
AIR CONDITIONING
RELAY/AUXILIARY
WATER PUMP
6450.6






GROUND DISTRIBUTION
GROUND X166









S221
EVAPORATOR
CONTROLLER
X1005431
2.5 BR
2.5 BR.5 BR/WS
2.5 BR
.5 BRX1517
2M111
FRESH AIR
RECIRCULATION
MOTORB14
EVAPORATOR
TEMPERATURE
SENSOR
X7711
X132871M30
BLOWER MOTOR
X183502
X818
1 BR
X189842E106
HEAT/A/C CONTROL
PANEL ILLUMINATION
S220
AIR CONDITIONING/
RECIRCULATING
SWITCH ASSEMBLY
X18349
6
X189832E105
HEAT/A/C CONTROL
PANEL ILLUMINATION
X814
2.5 BR.5 BR/WS
.5 BR/WS .5 BR/WS
S220
AIR CONDITIONING/RE-
CIRCULATING SWITCH
ASSEMBLY
X183491
1.5 BR.5 BR
M VERSIONS
N5
ANALOG CLOCK
.5 BR .5 BR
2
.5 BR.5 BR
.75 BRB59
OIL TEMPERATURE
GAUGE
X96516
X11554
B921
OUTSIDE TEMPERATURE
GAUGE
X22396
X91091
.75 BR
X35057
0670.4-01

X90631
2
2.5 BR


GROUND DISTRIBUTION
GROUND X9633












X9633
X102624K46
HIGH BEAM LIGHT
RELAY
.5 BRX1112B18
BRAKE FLUID
LEVEL SWITCH
.5 BR
X454K48
LOW BEAM LIGHT
RELAY
X584K4
BLOWER RELAY
.5 BR
X853Y4z
WATER VALVE
X10024
4 BR X11353
X3331
X2857
A51
WIPER/WASHER
MODULE M3
WIPER MOTOR
2.5 BR 1.5 BR
X504K33a
AIR CONDITIONING
RELAY, MOTRONIC
.5 BR.5 BR
1.5 BR
X5098K25
RIGHT PARK LIGHT/LICENSE
PLATE LIGHT RELAY
.5 BR
X5106K26
LEFT PARK LIGHT
RELAY
0670.4-09
1.5 BR
X1107
.5 BR
1 BR
CANADA
M VERSIONS
X16024K104
AIR CONDITIONING
RELAY/AUXILIARY
WATER PUMP
.5 BR .5 BRM VERSIONS M VERSIONS
WITH DSC

.75 RT/
WS


GROUND DISTRIBUTION
GROUND X13004











1.5 BR
S56
PASSENGER’S
SEAT, SEAT
CONTROL
SWITCH
2 BR
X130044 BR
X27914
2 BR
X99952K911
PASSENGER’S SEAT
LENGTH ADJUST
CUT–OFF RELAY
X9997
K910
PASSENGER’S
SEAT TILT ADJUST
CUT–OFF RELAY
7X9995
1.5 BR
S911
PASSENGER’S
SEAT LIMIT
SWITCH
.5 BR
S56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH
2 BR
X11357
1.5 BR
WITH SPORT SEAT WITHOUT SPORT SEAT
2.5 BR
S221
EVAPORATOR
CONTROLLER
X1005431
2.5 BR .5 BR/WS
.5 BRX1517
2M111
FRESH AIR
RECIRCULATION
MOTOR
B14
EVAPORATOR
TEMPERATURE
SENSOR
X7711
X132871M30
BLOWER MOTOR
X183502
X818
1 BR
X189842E106
HEAT/A/C
CONTROL PANEL
ILLUMINATION
S220
AIR CONDITIONING/
RECIRCULATING
SWITCH ASSEMBLY
X183496
X189832E105
HEAT/A/C
CONTROL PANEL
ILLUMINATION
X814
2.5 BR.5 BR/WS
.5 BR/
WS.5 BR/
WS .5 BR
Y6
PASSENGER’S
SIDE MIRROR
.5 BR
X6244
X942
M23
PASSENGER’S
WINDOW MOTOR
X7443
.5 BR
.5 BR
X2561
X3901
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT
.5 BR
E800
FRONT LEFT
INTERIOR
LIGHT
X3362
.5 BR
X3571
X190181
1.5 BR
X1620
S13
PASSENGER’S
DOOR JAMB
SWITCH
X3511
.5 BR .5 BR
2.5 BR 2.5 BR
S38y
TILT SUNROOF
SWITCH
X6435
1.5 RT
COUPE
X99942
E34
FRONT DOME
LIGHT/MAP
READING
ASSEMBLY
X93362
ROADSTER COUPE
Z3 VERSIONSZ3 VERSIONS



ENGINE CONTROL SYSTEM MS43 (6–CYLINDER M54)










A6000
ENGINE CONTROL
MODULE (DME)
29 30
.5 GE .5 SW
2 148 31 32
.5 GN .5 BR
4 3
W9110
SHIELD
X62400
CYL. 4–6 CYL. 1–3
B62400
DOUBLE KNOCK
SENSOR
X60003
26FUSE DETAILS
0670.3
F435A
X10018
P90
FRONT POWER
DISTRIBUTION BOX
X111431
GROUND
DISTRIBUTION
0670.4
X10010
S32
CLUTCH SWITCH 27
2
.35 BL/SW
A9008
CRUISE CONTROL
INTERFACE
26X60004
23 X60004
23X11143
.5 BL/BR
1X10170
.5 BR/OR35X60004
1 6
FUSE DETAILS
0670.3
4 X51
FUSE DETAILS
0670.3
2 X515
.75 SW.5 SW/BL
K19
COMPRESSOR
CONTROL RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X10241
X1001818X1001612
F397.5AF165A
2
29
12
F2610A
FUSE DETAILS
0670.3X10017
Z3 VERSIONS



ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)
1










6
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION
BOX
4 X51
FUSE DETAILS
0670.3
2 X515
.75 SW
.5 SW/BL
K19
COMPRESSOR
CONTROL RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X10241
X100181812 F39
7.5AF165A
2
A6000
ENGINE CONTROL
MODULE (DME)
35 X60004
29
27
.5 BR/OR .35 BL/SW
X1017012
A9008
CRUISE CONTROL
INTERFACE
4
FUSE DETAILS
0670.3
1 X78FUSE DETAILS
0670.3
3 X782
.75 RT/GE
.5 BL/RT
43
X10016632 F13
5AF4615A
2434
.75 BL/RT
BRAKE
LIGHTS
6325.0
X181
12S30
BRAKE LIGHT SWITCH
1) BRAKE PEDAL RELEASED
2) BRAKE PEDAL DEPRESSED
3) BRAKE PEDAL DEPRESSED
(TEST)
4) BRAKE PEDAL RELEASED
(NORMAL)
1
20
.5 SW/BL
3 X121
FUSE DETAILS
0670.3
S32
CLUTCH SWITCH
28
F4415A
X60002
2
GROUND
DISTRIBUTION
0670.4
X1211
X10010
X10018
X60004
8 X6021
.35 GR
M VERSIONS

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






Pin Assignments




E = Input, A = Output, M = Ground
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensor and
vehicle speed sensorFuel tank sensor and vehicle speed
sensor
4EPosition signal (TW)Vehicle speed sensor
5Not used
6EA/C-ON-signalAir condition switch
7EActivate A/CPressure switch
8Not used
9EOil level signalThermal oil level sensor (TOENS) control
module (Z3 Versions)
Engine control module (DME) (M Versions)
10Not used
11Not used
12Not used