climate control BMW 318is 1998 E36 Electrical Troubleshooting Manual

SCHEMATICS
6300.0 LIGHT SWITCH DETAILS 6312.0 HEADLIGHTS/FOG LIGHTS
6313.0 TURN/HAZARD LIGHTS
6314.0 PARK/TAIL LIGHTS
6320.0 LICENSE PLATE/LUGGAGE
COMPARTMENT LIGHTS
6322.0 BACK UP LIGHTS 6325.0 BRAKE LIGHTS 6330.3 INTERIOR LIGHTS



6332.1


GLOVE BOX LIGHT/CASSETTE
BOX/ASHTRAY LIGHT/CHARGING
SOCKET/CIGAR LIGHTER
6350.0 CRASH CONTROL MODULE 6410.5 HEATING CONTROL (HR) 6412.10 PARK VENTILATION WITH HR


6412.20

PARK VENTILATION
WITH IHKA E36

6424.0
REAR WINDOW DEFOGGER/
ANTENNA


6450.7

INTEGRATED CLIMATE
REGULATION (IHKA E36)
6510.0 RADIO/STEREO
6510.1RADIO/HIFI
6561.0
CELLULAR TELEPHONE
(PROVISIONS)
6571.0 CRUISE CONTROL (TEMPOMAT)
6575.2 ANTI–THEFT SYSTEM (ALPINE)
6581.2 ON–BOARD COMPUTER (BC V)
7000.0 COMPONENT LOCATION CHART
7100.0COMPONENT LOCATION VIEWS 8000.0 SPLICE LOCATION VIEWS 8500.0 CONNECTOR VIEWS




0100.0 INDEX








\b
ABS CONTROL MODULE/HYDRAULIC UNIT, A202 3450.0. . . . . .
ABS HYDRAULIC UNIT, Y1 3450.1-06 . . . . . . . . . . . . . . . . . . . . . . . . .
ABS HYDRAULIC UNI T, Y1w 3450.1-01
. . . . . . . . . . . . . . . . . . . . . . . .
ABS PEDAL TR AVEL SENSOR, S123 3450.1-01. . . . . . . . . . . . . . . . . . . .
ABS PUMP MO TOR REL AY, K75 3450.
. . . . . . . . . . . . . . . . . . . . . . . .
ABS PUMP MO TOR REL AY, TIMED, K125 3450.1-00
. . . . . . . . . . . .
ABS PUMP MO TOR REL AY, TIMED, K125 3450.1-05
. . . . . . . . . . . .
ABS RELAY, K10 3450. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
.
ACCELERATOR PEDAL POSITION SENSOR (ASC), R6255 3450.1-05 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . .
AIR BAG GAS GENERATOR, DRIVER’S, G5 3234.0-00 . . . . . . . . . .
AIR BAG GAS GENERATOR, PASSENGER’S, G6 3234.0-00 . . . . .
AIR BAG GAS GENERATOR, RIGHT SIDE, G15 3234.0-01 . . . . . .
AIR CONDITIONING COMPRESSOR, Y2 6450.7-04 . . . . . . . . . . . . .
AIR PUMP, M6133 1210.17-05 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
AIR PUMP, Y6133 1210.20-09 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK 6213.1-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANALOG CLOCK, N5 6213.1-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ANTENNA AMPLIFIER AM/FM, N8 6424.0-00 . . . . . . . . . . . . . . . . . . .
ANTI–THEFT CONTROL MODULE (ALPINE), N12w 6575.2 . . . . . .
ANTI–THEFT HORN (ALPINE), H1w 6575.2-02 . . . . . . . . . . . . . . . . .
ANTI–THEFT SYSTEM (ALPINE) 6575.2 . . . . . . . . . . . . . . . . . . . . . . .
ASC DIODE, V7 3450.1-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-02 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASC SWITCH, S6 3450.1-07 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, FRONT, E25 6332.1-00 . . . . . . . . . . . . . . . . . . . . . .
ASHTRAY LIGHT, REAR, E28y 6300.0-01 . . . . . . . . . . . . . . . . . . . . . .
AUTOMATIC CLIMATE CONTROL MODULE, A115 6450.7 . . . . . . . AUTOMATIC TRANSMISSION RANGE SWITCH, S3 2460.
. . . . . . .
AUXILIARY FAN MOTOR, M9 6450.7 . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX IN LUGGAGE COMPARTMENT, P96 0670.2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . .
AUXILIARY FUSE BOX, P95 0670.2-04 . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY FUSE BOX, P97 0670.2 . . . . . . . . . . . . . . . . . . . . . . . . . . .
AUXILIARY THROTTLE POSITION MOTOR (ADS), M93 3450.1-02
AUXILIARY THROTTLE POSITION MOTOR (ADS), M93 3450.1-07
AUXILIARY THROTTLE POSITION SENSOR, R31 3450.1-04 . . . .
AUXILIARY TURN LIGHT, LEFT FRONT, H9 6313.0-02 . . . . . . . . . .
AUXILIARY TURN LIGHT, RIGHT FRONT, H8 6313.0-02 . . . . . . . . .
B+ JUMP START JUNCTION POINT, G6430 0670.2-00 . . . . . . . . . .
BACK UP LIGHT, LEFT, H27 6322.0-00 . . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHT, RIGHT, H28 6322.0-00 . . . . . . . . . . . . . . . . . . . . . . .
BACK UP LIGHTS 6322.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BATTERY, G1 0670.2-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\

BLOWER MOTOR, M30 6410.5-01 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6412.10-01 . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER MOTOR, M30 6450.7-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6410.5-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6412.10-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RELAY, K4 6450.7-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6410.5-01 . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER RESISTORS, R11 6412.10-01 . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6410.5-01 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
BLOWER SWITCH, S75 6412.10-00 . . . . . . . . . . . . . . . . . . . . . . . . . . .
BODY ELECTRONICS CONTROL MODULE (ZKE IV), A104 6100.0-00 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . .




INDEX








HORN RELAY, K2 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN SWITCH, S4 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN, LEFT, H2 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN, RIGHT, H3 6133.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HOT FILM AIR MASS METER, B6207 1210.17-05. . . . . . . . . . . . . . .
HOT FILM AIR MASS METER, B6217 1210.20-06. . . . . . . . . . . . . . .
IDLE SPEED CONTROL VALVE, Y6130 1210.. . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 1, T6151 1210.. . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 2, T6152 1210.. . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 3, T6153 1210.. . . . . . . . . . . . . . . . . . . . . . . . . .
IGNITION COIL, CYL. 4, T6154 1210.. . . . . . . . . . . . . . . . . . . . . . . . . .
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.. . . . . . . . . . .
INTEGRATED CLIMATE REGULATION (IHKA E36) 6450.7. . . . . . .
INTERIOR LIGHT, LEFT REAR, E39 6330.3. . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHT, RIGHT REAR E40 6330.3. . . . . . . . . . . . . . . . . . . .
INTERIOR LIGHTS 6330.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INTERMEDIATE PRESSURE SWITCH, B9 6450.7. . . . . . . . . . . . . . .
INTRODUCTION 0110.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
JET HEATER THERMOSWITCH, S198 6169.0-00. . . . . . . . . . . . . . .
KICK–DOWN SWITCH, S8507 2460.. . . . . . . . . . . . . . . . . . . . . . . . . . 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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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 6510.0-00. . . . . . . . . .
LOW RANGE SPEAKER, LEFT FRONT, H58 6510.1-01. . . . . . . . . .
LOW RANGE SPEAKER, LEFT REAR, H57 6510.1-01. . . . . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.0-00. . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.1-02. . . . . . . .
LOW RANGE SPEAKER, RIGHT REAR, H52 6510.1-02. . . . . . . . .
LOW–NOISE MICROPHONE 6575.2-00. . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LID MICRO SWITCH,
S213 5430.1-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LID RELAY, K117 5126.0-01. . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, LEFT,
E46 6313.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, LEFT,
E46 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, LEFT,
E46 6325.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, LEFT,
E46 6581.2-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .




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
30A 5A 30A 15A 30A 20A 5A 30A 7.5A 7.5A 5A 15A 5A 5A 5A 10A 5A 7.5A20A15A 30A 5A 5A30A 5A 15A 10A 10A30A
6571.0CRUISE CONTROL (TEMPOMAT)
6575.2ANTI–THEFT SYSTEM (ALPINE)
6581.2ON–BOARD COMPUTER (BC V)
  
6450.7INTEGRATED CLIMATE REGULATION (IHKA E36) 
6561.0CELLULAR TELEPHONE (PROVISIONS) 6510.0
6510.1RADIO/STEREO
RADIO/HIFI/TOP HIFI


6424.0REAR WINDOW DEFOGGER/ANTENNA 

6575.2ANTI–THEFT SYSTEM (ALPINE)
6581.2ON–BOARD COMPUTER (BC V)




FUSE CHART




FUSES 30 TO 50
 $%%
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FUSE NUMBER
46 45 44 43 42 40 39 38 37 36 35 34 33 32 31 30 41
7.5A 5A 30A 10A 15A 25A 30A 7.5A 30A 30A 15A7.5A 15A 30A 10A 5A
47
15A 7.5A
48
40A
6571.0CRUISE CONTROL (TEMPOMAT)
49
20A
50
5A
6450.7
6510.0INTEGRATED CLIMATE REGULATION (IHKA E36)
RADIO/STEREO
 

6561.0CELLULAR TELEPHONE (PROVISIONS) 
6510.1RADIO/HIFI/TOP HIFI  
6424.0REAR WINDOW DEFOGGER/ANTENNA

FUSE 23
 $%%




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F23
5A
X1076





X8991
S7
COMBINATION
SWITCH
X174
A2w
INSTRUMENT
CLUSTER
X2924
K13
REAR DEFOGGER
RELAY
X10709
N10
MULTI–FUNCTION
CLOCK
X638
K9
UNLOADER RELAY,
TERMINAL 15
.5 GN/GE
5203.0
6213.2 6424.0 6312.0
6313.0 1 X35
1 GN/BL
.75 GN/GE.5 GN/BL
.5 GN/BL .35 GN/BL 1.5 GN/BL
6581.2 6211.0
6410.5.5 GN/BL
X100176
N4
ON–BOARD
COMPUTER X32
9
A32y
THERMOSTAT
6214.0
A35
ON–BOARD
DISPLAY
.5 GN/BL
X152724 .5 GN/GE
6450.7A115
AUTOMATIC
CLIMATE CONTROL
MODULE
X851 .5 GE
6410.5Y4
WATER VALVE
ASSEMBLY
.5 GN/GE
X354
X897
.5 GN/GE
.5 GN/GE
WITH IHKA WITH HR

FUSE 31
 $%%




%%&


FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F31
5A
X1067





X152725
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
Y4
WATER VALVE
ASSEMBLY.5 RT/GE .5 RT/GE
X107018
6213.2
X1622
A2w
INSTRUMENT
CLUSTER
6211.0
X5223
H10
CHIME MODULE
6213.2X851
N10
MULTI–FUNCTION
CLOCK
X100546 .75 RT/GE
.5 RT/GE .5 RT/GE .5 RT/GE.5 RT/GE
6581.2
6450.7X18160
X100182
6214.0A35
ON–BOARD
DISPLAY
X16595
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
1240.0 .5 RT/GE
5126.0
6135.0
X354
.5 GE1 RT/GE
6450.7
X10718
N4
ON–BOARD
COMPUTER
6581.2 .35 RT/GEX11551
N5
ANALOG CLOCK
6213.1 .5 RT/GE

. 35 BR
X107113




GROUND DISTRIBUTION
X183363
GROUND X10012
 $%%




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.5 BR 21.75 BRX542
2
.5 BRX516
3S18
HAZARD SWITCH
. 5 BRE42
GLOVE BOX LIGHT. 5 BRS21w
ENGINE HOOD
SWITCH X779
CHARGING
SOCKET
1 X371
1
E82
TRANSMISSION
POSITION
INDICATOR LIGHT
X1193
4 BR
X10012
X218
0670.4-144 BR
X6714N2
FINAL STAGE UNIT
X8161M30
BLOWER MOTOR
23
X1527
N10
MULTI–FUNCTION
CLOCK
X1070
17
.5 BR
N4
ON–BOARD
COMPUTER
2.5 BR.5 BR .5 BR 2.5 BR
X818
2.5 BR
X359
.75 BR
A35
ON–BOARD
DISPLAY
X133052 TELEPHONE CONNECTOR
CENTER CONSOLEA115
AUTOMATIC
CLIMATE CONTROL
MODULE
WITH HR WITH IHKA
2.5 BR
X11552N5
ANALOG CLOCK
.5 BR





BLOCK DIAGRAM
0670.5 DATA LINK $%%







SLIP CONTROL
(ABS)
3450.0
SUPPLEMENTAL
RESTRAINT
SYSTEM (AIR BAG)
3234.0
CENTRAL BODY
ELECTRONICS
(ZKE IV)
6100.0
INSTRUMENT
CLUSTER
6211.0
ON–BOARD
COMPUTER (BC V)
6581.2
TXDRXD
D100
DATA LINK
CONNECTOR
INTEGRATED CLIMATE
REGULATION (IHKA E36)
6450.7
%%&
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
SLIP CONTROL
(ABS/ASC)
3450.1
ZKE CENTRAL
LOCKING (ZV)
5126.0 ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20
ELECTRICAL
CONVERTIBLE TOP
5430.1
DRIVE–AW AY
PROTECTION (EWS II)
6135.0
CRUISE CONTROL
(TEMPOMAT)
6571.0
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4

DATA LINK
TXD, PIN 20
 $%%




%%&




D100
DATA LINK
CONNECTOR
X600220
X6867
X2017
X183
N4
ON–BOARD
COMPUTER X1071A2w
INSTRUMENT
CLUSTER X16A115
AUTOMATIC
CLIMATE CONTROL
MODULE X1527TXDTXD
.35 WS/VI .35 WS/VI
.35 WS/VI .35 WS/VI.5 WS/VI.5 WS/VI
5
1226X10054
2
.35 WS/VI
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) .35 WS/VI
X16592
0670.5-02TXD (PARTIAL)
323i, 328i, M3
TXD