climate control BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual

BMW NA


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ELECTRICAL TROUBLESHOOTING
MANUAL
SERIES 3 – E36/7 (Z3 Roadster and M Roadster )
SCHEM ATICS MODEL YEAR 1998
0100.0INDEX
0110.0
INTRODUCTION
0140.0
SYMBOLS
0670.0
POWER DISTRIBUTION CHART

0670.1
FUSE CHART

0670.2
POWER DISTRIBUTION

0670.3
FUSE DETAILS
0670.4GROUND DISTRIBUTION
0670.5
DATA LINK


1210.17


ENGINE CONTROL SYSTEM
MS41.1 (6–CYLINDER M52/S52)




1210.20



ENGINE CONTROL SYSTEM
(DME M5.2, 4–CYLINDER M44)

1230.0
CHARGING SYSTEM
1240.0START
1290.0
E–BOX FAN


2460.2


ELECTRONIC TRANSMISSION
CONTROL (EGS A4S 270R)




3234.0



SUPPLEMENTAL RESTRAINT
SYSTEM (AIR BAG)

3450.0
SLIP CONTROL (ABS)
3450.1SLIP CONTROL (ABS/ASC)
3614.0
TIRE INFLATION SYSTEM
5116.0
POWER MIRRORS
5126.0
ZKE CENTRAL LOCKING (ZV)

5133.0
ZKE POWER WINDOWS (FH)

5200.0
POWER SEATS

5203.0
HEATED SEATS

5430.2
ELECTRO–HYDRAULIC
CONVERTIBLE TOP




6100.0



CENTRAL BODY ELECTRONICS
(ZKE IV)

6133.0
HORN

6135.0
DRIVE–AWAY PROTECTION
(EWS II)

6160.1
WIPER/WASHER MODULE (WWM)
6167.1
HEADLIGHT WASHER (SRA)




6169.0



WINDSHIELD WASHER JET
HEATERS

6211.0
INSTRUMENT CLUSTER
6213.3DIGITAL CLOCK
6300.0
LIGHT SWITCH DETAILS
6312.0
HEADLIGHTS/FOG LIGHTS
6313.0
TURN/HAZARD LIGHTS

6314.0
PARK/TAIL/UNDERHOOD LIGHTS




6320.0



LICENSE PLATE/LUGGAGE
COMPARTMENT LIGHTS
6322.0BACK UP LIGHTS
6325.0
BRAKE LIGHTS
6330.3
INTERIOR LIGHTS
6332.0
INTERIOR ACCESSORIES

6350.0
CRASH CONTROL MODULE

6424.0
REAR WINDOW DEFOGGER

6450.6
INTEGRATED HEATING– AND
CLIMATE CONTROL

6510.1
RADIO/HIFI


6561.0


CELLULAR TELEPHONE
(PROVISIONS)

6571.0
CRUISE CONTROL (TEMPOMAT)

6575.2
ANTI–THEFT SYSTEM (ALPINE)

6581.3
BOARD COMPUTER (BC – LOW)
7000.0COMPONENT LOCATION CHART
7100.0
COMPONENT LOCATION VIEWS
8000.0
SPLICE LOCATION VIEWS

8500.0
CONNECTOR VIEWS

INDEX






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IGNITION COIL, CYL. 3, T6153 1210.17-03. . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 3, T6153 1210.20-03. . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 4, T6154 1210.17-03. . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 4, T6154 1210.20-03. . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 5, T6155 1210.17-03. . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 6, T6156 1210.17-03. . . . . . . . . . . . . . . . . . . . .
IGNITION SWITCH, S2 0670.2-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INDEX 0100.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTRUMENT CLUSTER 6211.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INSTRUMENT CLUSTER, A2w 6211.0. . . . . . . . . . . . . . . . . . . . . . . . .
INTAKE AIR RESONANCE CHANGEOVER VALVE,
Y6131 1210.20-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTAKE AIR TEMPERATURE SENSOR, B6205 1210.17-02. . . . . .
INTAKE AIR TEMPERATURE SENSOR, B6205 1210.20-05. . . . . .
INTEGRATED HEATING– AND CLIMATE CONTROL 6450.6. . . . .
INTERIOR ACCESSORIES 6332.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHT SWITCH, S408 6330.3-00. . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHT, FRONT LEFT, E800 6330.3-00. . . . . . . . . . . . . . .
INTERIOR LIGHTS 6330.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.6-03. . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.6-04. . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.6-08. . . . . . . . . . . .
INTRODUCTION 0110.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
JET HEATER THERMOSWITCH, S198 6169.0-00. . . . . . . . . . . . . . .
JUMPER PLUG, B900 6571.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
KICK–DOWN SWITCH, S8507 2460.2-02. . . . . . . . . . . . . . . . . . . . . .
KICK–DOWN SWITCH, S8507 2460.2-06. . . . . . . . . . . . . . . . . . . . . .
KNOCK SENSOR, B6240 1210.17-06. . . . . . . . . . . . . . . . . . . . . . . . . . KNOCK SENSOR, B6240 1210.20-05. . . . . . . . . . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, LEFT, E43 6320.0-00. . . . . . . . . . . . . . . . . .
LICENSE PLATE LIGHT, RIGHT, E44 6320.0-00. . . . . . . . . . . . . . . .
LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS 6320.0-00
LIGHT ASSEMBLY, LEFT REAR, E16 0670.4-13. . . . . . . . . . . . . . . .
LIGHT ASSEMBLY, RIGHT REAR, E17 0670.4-13. . . . . . . . . . . . . . .
LIGHT SWITCH DETAILS 6300.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LIGHT SWITCH, S8 6300.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT RELAY, K48 6312.0-01. . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, LEFT, E13 6312.0-01. . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, RIGHT, E14 6312.0-01. . . . . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, LEFT FRONT, H58 6510.1-02. . . . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.1-02. . . . . . . .
LUGGAGE COMPARTMENT LIGHT SWITCH, S826 6320.0-00. . .
LUGGAGE COMPARTMENT LIGHT, E32 6320.0-00. . . . . . . . . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-03. . . . .
MARKER LIGHT, LEFT FRONT, E21 6314.0-01. . . . . . . . . . . . . . . . .
MARKER LIGHT, RIGHT FRONT, E22 6314.0-01. . . . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, REAR LEFT, H55z 6510.1-01. . . . .
MID–HIGH RANGE SPEAKER, REAR RIGHT, H54z 6510.1-01. . .
MIDRANGE SPEAKER, LEFT FRONT, H55 6510.1-01. . . . . . . . . . .
MIDRANGE SPEAKER, RIGHT FRONT, H54 6510.1-02. . . . . . . . . .
MIRROR CONTROL SWITCH, S17 5116.0-00. . . . . . . . . . . . . . . . . .
MIRROR, DRIVER’S SIDE, Y5 5116.0-01. . . . . . . . . . . . . . . . . . . . . . .
MIRROR, PASSENGER’S SIDE, Y6 5116.0-01. . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-03. . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-04. . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-08. . . . . . . . . . . . . . . . . . . . . . .

6312.0






FUSE CHART




FUSES 1 TO 29
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FUSE NUMBER
12345 10 206 7 8 9 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 29
6313.0
6314.0
6320.0
6322.0
30A 15A 30A 15A 30A 20A 5A 30A 7.5A 7.5A 5A 15A 5A 5A 5A 10A 5A 7.5A20A15A 30A 5A 5A
TURN/HAZARD LIGHTS
BACK UP LIGHTS LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS
5A 30A 15A 10A
PARK/TAIL/UNDERHOOD LIGHTS
30A
6332.0INTERIOR ACCESSORIES
6424.0REAR WINDOW DEFOGGER
6450.6
6561.0
6571.0
6575.2CRUISE CONTROL (TEMPOMAT) INTEGRATED HEATING– AND CLIMATE CONTROL
CELLULAR TELEPHONE (PROVISIONS)
ANTI–THEFT SYSTEM (ALPINE) 6350.0CRASH CONTROL MODULE 6330.3INTERIOR LIGHTS 6325.0BRAKE LIGHTS HEADLIGHTS/FOG LIGHTS
6581.3BOARD COMPUTER (BC – LOW) 6510.1RADIO/HIFI
    








6300.0LIGHT SWITCH DETAILS 
6211.0INSTRUMENT CLUSTER
6213.3DIGITAL CLOCK








FUSE CHART




FUSES 30 TO 49
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FUSE NUMBER
39
7.5A 5A 30A 10A 15A 25A 30A 7.5A 30A 15A 15A 7.5A 15A30A10A

40     
  38 37 36 35
5A5A

6313.0
6314.0
6320.0
6322.0TURN/HAZARD LIGHTS
BACK UP LIGHTS LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS PARK/TAIL/UNDERHOOD LIGHTS
6332.0INTERIOR ACCESSORIES
6424.0REAR WINDOW DEFOGGER
6450.6
6561.0
6571.0
6575.2CRUISE CONTROL (TEMPOMAT) INTEGRATED HEATING– AND CLIMATE CONTROL
CELLULAR TELEPHONE (PROVISIONS)
ANTI–THEFT SYSTEM (ALPINE) 6350.0CRASH CONTROL MODULE 6330.3INTERIOR LIGHTS 6325.0BRAKE LIGHTS 6312.0HEADLIGHTS/FOG LIGHTS
6581.3BOARD COMPUTER (BC – LOW) 6510.1RADIO/HIFI










 



40A

6300.0LIGHT SWITCH DETAILS






50A

6211.0INSTRUMENT CLUSTER

6213.3DIGITAL CLOCK

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P90
FRONT POWER
DISTRIBUTION BOX
K22
HIGH SPEED
RELAY
B9
INTERMEDIATE
PRESSURE
SWITCH
S36
TEMPERATURE
SWITCHM9
AUXILIARY FAN
MOTORK21
NORMAL SPEED
RELAY
6450.6-036450.6-03
6450.6-036450.6-03
6450.6-03 6450.6-03
B8y
PRESSURE
SWITCH
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-03
B9508
PRESSURE
SWITCH
F165AF4030A
S221
EVAPORATOR
CONTROLLER
AUXILIARY FAN – 6–CYLINDERAUXILIARY FAN – 4–CYLINDER
P97
AUXILIARY FUSE
BOX
K22
HIGH SPEED
RELAY
B9
INTERMEDIATE
PRESSURE
SWITCH
S36y
DOUBLE
TEMPERATURE
SWITCH K21
NORMAL SPEED
RELAY
6450.6-046450.6-04
6450.6-046450.6-04
B8y
PRESSURE
SWITCH
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-04
5B9508
PRESSURE
SWITCH
X18350
F165AF4840A
S221
EVAPORATOR
CONTROLLER
A6000
ENGINE
CONTROL
MODULE (DME) 6450.6-04
P90
FRONT POWER
DISTRIBUTION BOXP90
FRONT POWER
DISTRIBUTION BOX F16
5A
M9
AUXILIARY FAN
MOTOR 6450.6-04
P90
FRONT POWER
DISTRIBUTION BOX
K19
COMPRESSOR
CONTROL RELAY 6450.6-02
F397.5AF165A
Y2
AIR CONDITIONING
COMPRESSOR 6450.6-02
A6000
ENGINE CONTROL
MODULE
(DME) 6450.6-02
K4
BLOWER RELAY 6450.6-00
F2030A
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
41
R11
BLOWER
RESISTORS 6450.6-00
S75
BLOWER SWITCH 6450.6-00
M30
BLOWER MOTOR 6450.6-00
35268
S221
EVAPORATOR
CONTROLLER3
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-02B14
EVAPORATOR
TEMPERATURE
SENSOR 6450.6-01
26
X18349
X18350
7 X18349
M111
FRESH AIR
RECIRCULATION
MOTOR 6450.6-01
S531
TEMPERATURE
WHEEL SWITCH 6450.6-01
A605
FUSE HOLDER
F953
2A
Y4z
WATER VALVE 6450.6-01
S2
IGNITION SWITCH 6450.6-006450.6-02 6450.6-00
X18350
5 X18350
6450.6-01
Z3 ROADSTER
6450.6 INTEGRATED HEATING– AND CLIMATE CONTROL

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M ROADSTER
P97
AUXILIARY FUSE
BOX
K21
NORMAL SPEED
RELAY
S36
TEMPERATURE
SWITCHK22
HIGH SPEED
RELAY 6450.6-08
6450.6-086450.6-08
F165AF4840A
A6000
ENGINE
CONTROL
MODULE (DME) 6450.6-08
P90
FRONT POWER
DISTRIBUTION BOXP90
FRONT POWER
DISTRIBUTION BOX F16
5A
M9
AUXILIARY FAN
MOTOR 6450.6-08
P90
FRONT POWER
DISTRIBUTION BOX
K19
COMPRESSOR
CONTROL RELAY 6450.6-07
F397.5AF165A
Y2
AIR CONDITIONING
COMPRESSOR 6450.6-07
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-07
K4
BLOWER RELAY 6450.6-05 F20
30A
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
43
R11
BLOWER
RESISTORS 6450.6-05
S75
BLOWER SWITCH 6450.6-05
M30
BLOWER MOTOR 6450.6-05
1258
S221
EVAPORATOR
CONTROLLER
3
A6000
ENGINE CONTROL
MODULE (DME) 6450.6-05
B14
EVAPORATOR
TEMPERATURE
SENSOR 6450.6-06
26
X18349
X18350
7 X18349
M111
FRESH AIR
RECIRCULATION
MOTOR 6450.6-06
S531
TEMPERATURE
WHEEL SWITCH 6450.6-06
A605
FUSE HOLDER
F953
2A
S2
IGNITION SWITCH 6450.6-056450.6-07 6450.6-05
6450.6-06
K33a
AIR CONDITIONING
RELAY, MOTRONIC 6450.6-05
6
Y4z
WATER VALVE 6450.6-06
B9
INTERMEDIATE
PRESSURE
SWITCHB8y
PRESSURE
SWITCH
5 X18350
B9508
PRESSURE
SWITCH 6450.6-08 6450.6-08
NOT USEDNOT USED 6450.6-08
6450.6-08
AUXILIARY FAN
INTEGRATED HEATING– AND CLIMATE CONTROL



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Pin Assignments (Z3 Roadster)
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E = Input, A = Output, M = GroundX18349
8 Pins, black
X183506 Pins, black
X18349
Pin Type Description/Function Connection
1
ETerminal 15Heating blower relay
2AActivate compressor clutchEngine control module (DME)
3ABlower level 1 (air conditioning)Blower resistor
4ETerminal 15Heating blower relay
5ABlower level 1 (air-recirculation)Blower resistor
6MGround for function lightsGround point
7ETerminal 15Heating blower relay
8AActivate fresh air-recirculationFresh air-recirculation motor
X18350
Pin Type Description/Function Connection
1
Not used
2MGroundGround point
3EClimate-ON-signalAir conditioning/recirculated air operating
unit
4Not used
5AActivate A/C compressorPressure switch
6EEvaporator temperatureEvaporator temperature sensor



#"""
Pin Assignments (M Roadster)
 !""





E = Input, A = Output, M = GroundX18349
8 Pins, black
X183506 Pins, black
X18349
Pin Type Description/Function Connection
1
MGroundGround point
2AA/C-ON-signalEvaporator controller
3AA/C-ON-signalNormal speed relay
4ETerminal 15Heating blower relay
5ABlower level 1 (air-recirculation)Blower resistor
6MGround for function lightsGround point
7ETerminal 15Heating blower relay
8AActivate fresh air-recirculationFresh air-recirculation motor
X18350
Pin Type Description/Function Connection
1
Not used
2MGroundGround point
3EClimate-ON-signalAir conditioning/recirculated air operating
unit
4Not used
5AActivate A/C compressorPressure switch
6EEvaporator temperatureEvaporator temperature sensor






POWER, AIR FLOW CONTROL
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INTEGRATED HEATING– AND CLIMATE CONTROL
X1001620
8 2.5 GNP90
FRONT POWER
DISTRIBUTION BOX F20
30A
X1429
X582 4
3 2 1 7 X905
X1328716 X58
2 X13233
3 2 1 4 X904
X100547 7 X33
4 X905
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
1 X209
86
8530
87FUSE DETAILS
0670.3
K4
BLOWER RELAY
2.5 GN/BR
2.5 GN/BR
2.5 BL
2.5 BL
2.5 BL 2.5 GN 1.5 SW1.5 GE
M30
BLOWER MOTOR
GROUND
DISTRIBUTION
0670.4 GROUND
DISTRIBUTION
0670.4R11
BLOWER
RESISTORS
1) OPENS IF
RESISTORS
OVERHEAT 1



S75
BLOWER SWITCH
0) OFF
1) SLOW
2) MEDIUM
3) FAST
4) MAXIMUM
POWER
DISTRIBUTION
0670.2
X1435
1.5 GE
6450.6-01 X683092.5 GN/BR
6450.6-01(PARTIAL)
X9633
1.5 GE 1.5 GE
210
3 4
2
10 3
Z3 ROADSTER






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INTEGRATED HEATING– AND CLIMATE CONTROL


X11287
X11287
F9532A
6450.6-00
X7711
GROUND
DISTRIBUTION
0670.4
6450.6-00
.5 GN/BR1.5 GN/BR1.5 GN/BR
1.5 GE1 SW/VI
X18350
X683091 GN/BR
S531
TEMPERATURE
WHEEL SWITCH
0) NORMAL
TEMPERATURE
1) MAXIMUM
TEMPERATURE
A605
FUSE HOLDER
Y4z
WATER VALVES221
EVAPORATOR
CONTROLLER
B14
EVAPORATOR
TEMPERATURE
SENSORM111
FRESH AIR
RECIRCULATION
MOTOR S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
0) OFF
1) AIR CONDI-
TIONING
2) AIR RECIRCU-
LATING
.5 BL4
X5115
2 1
X851
X853
.5 BL
X10054
2
.5 BL
X9633
X7712
X183506.75 SW/WS
147 X18349
X183491.5 GE.5 GN
.5 GN/BR
X151713 3285
3
2
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
6
GROUND
DISTRIBUTION
0670.4
X15172
X9633
GROUND
DISTRIBUTION
0670.4 6450.6-00 X5115
1(PARTIAL)6450.6-02
1 SW/VIX189
1 SW/VI
0101020201
Z3 ROADSTER