Page 225 of 383

6214.0 ON–BOARD DISPLAY
P90
FRONT POWER
DISTRIBUTION BOX
X10012
GROUND
DISTRIBUTION
0670.4
F235A
.35 BL/BR/GE
1 X78S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
24 X17A2w
INSTRUMENT
CLUSTER
A35
ON–BOARD
DISPLAY
X100176
98 X1070
X100182
18F31
5A
X1001714
6F27
5A
32
2F46
15A
X1001830F45
7.5A
23 X16
CHECK
A2w
INSTRUMENT
CLUSTER
X1726X782A4
CHECK CONTROL
MODULE 6 X1074
16
LIGHT SWITCH
DETAILS
6300.0 FUSE DETAILS
0670.3FUSE DETAILS
0670.3
X181BRAKE LIGHTS
6325.0
5
3
X276
START
1240.0
30h
7
4X10743
5 .35 GR/RT .35 BL/RT .5 WS/BL .5 WS/GN .5 WS/GR .35 SW/GN .5 SW/GN FUSE DETAILS
0670.3 FUSE DETAILS
0670.3FUSE DETAILS
0670.31.5 BL/RT
X107017115
.35 BL/VI/WS
3 X78
.35 BR/GR
S30
BRAKE LIGHT SWITCH
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL RELEASED
(NORMAL)
X784
X173
GROUND
DISTRIBUTION
0670.4
58g
LAC DATA CLC
LAC DATA CLC1 2
4 3
X10090
.35 BR/GRELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2 .35 BR/GRELECTRONIC
TRANSMISSION
CONTROL
(EGS A5S 310Z)
2460.4
.5 VI/WS
.35 VI/WS
14
Page 227 of 383
5X899
A32y
THERMOSTAT
LIGHT SWITCH DETAILS
.5 GR/RT
E29
FRONT CIGAR
LIGHTER LIGHTE82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
.5 GR/RT
E28y
REAR ASHTRAY
LIGHTE25
FRONT ASHTRAY
LIGHT
3 X516
4 X516
1 21 X1193
1 X3861 X5321 X1213
2
X11932 X3862 X5322 X1213
5 X322
5
TURN/HAZARD
LIGHTS
6313.0
1 GR/RT
.5 GR/RT .5 GR/RT .5 GR/RT .5 GR/RT .35 GR/RT
S18
HAZARD SWITCH
1) OFF
2) ON
X10012
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4 .5 BL/GNX1019
6300.0-00
7 X1527A115
AUTOMATIC
CLIMATE CONTROL
MODULE
2 X16A2w
INSTRUMENT
CLUSTER
31
.5 GR/RT
.5 GR/RT
13X18126N9
RADIO
2 X521
4
X521
S6
ASC SWITCH.5 GR/RT
.5 GR/RT
5
X35
GROUND
DISTRIBUTION
0670.4
GROUND
DISTRIBUTION
0670.4
16 X1070
N4
ON–BOARD
COMPUTERN10
MULTI–FUNCTION
CLOCK
19X13
.5 GR/RT
6300.0-02 .35 GR/RT
.5 GR/RT
A35
ON–BOARD
DISPLAY
E96
GEAR SHIFT LE-
VER INDICATOR
1
X1439
2
X1439
GROUND
DISTRIBUTION
0670.4
.35 GR/RT
X173
4
3 X1155
.5 GR/RT
N5
ANALOG CLOCK
Page 230 of 383
6312.0 HEADLIGHTS/FOG LIGHTS
4S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS
ON
2) HEADLIGHTS
ON
P90
FRONT POWER
DISTRIBUTION BOX
0
2
1
F235AF255A
X10017106
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
12
X503
.35 GE
.35 GEX1029.35 GE
897
5 X32.5 WSS7
COMBINATION
SWITCH
7) NORMAL
8) FLASH
9) HIGH BEAM
.35 WS
X503
8
2
4
1
X44
E26
LEFT FOG LIGHT6X44
8
K47
FRONT FOG LIGHT
RELAY 30
86
85
E27
RIGHT FOG LIGHTA2w
INSTRUMENT
CLUSTER
GROUND
DISTRIBUTION
0670.4 POWER
DISTRIBUTION
0670.2
X768
1
P90
FRONT POWER
DISTRIBUTION BOX F15
15A
X504
S10
FOG LIGHT
SWITCH
0) OFF
1) FRONT FOG
LIGHTS ON .5 GE/VI
01X504
1 RT/GE
X7682
X769
1X769
X1001610287b
X165
X173
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
X100169
X17
3X17
.5 GE/GR
1 GE/BR 1 GE/BR .75 GE/BR
X2
.35 RT/WS
2
1 GE/BR
S8
LIGHT SWITCH
0) OFF
1) PARK LIGHTS
ON
2) HEADLIGHTS
ON 0
2
1
9 X503
587
X1152NOT USED.35 GE
6312.0-01
.35 WS
X1028
1
CDN
X16
.35 WS
A2w
INSTRUMENT
CLUSTER7.5A
4 X32
.5 GE.5 GN/GE
9
WITH CCM*
*
Page 234 of 383
TURN/HAZARD LIGHTS
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT
GROUND
DISTRIBUTION
0670.4 H9
LEFT FRONT
AUXILIARY TURN
LIGHT.5 BL/GN
GROUND
DISTRIBUTION
0670.4 .5 BL/GN
2
1 2
12
1 X128
X128
X389
X389
X390
X390
.5 BL/BR .5 BL/BR X184
6313.0-00
GROUND
DISTRIBUTION
0670.4
X185
GROUND
DISTRIBUTION
0670.4
1 BL/BR
6313.0-00
H6
LEFT REAR TURN
LIGHT
GROUND
DISTRIBUTION
0670.4
E46
LEFT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLYH5
RIGHT REAR TURN
LIGHTE47
RIGHT LUGGAGE
COMPARTMENT
LIGHT ASSEMBLY
1 X319
5 X318
6 X3182 X319
1.5 BR 1.5 BR
X17X16A2w
INSTRUMENT
CLUSTER .5 WS/RT
.5 BL/GN
33 4
X16
X17
.5 BL/BR 1
GROUND
DISTRIBUTION
0670.4
6313.0–00
X173
32 X13
.75 BL/GN .75 BL/BR
H7
LEFT FRONT TURN
LIGHT
2
1 X137X137
H4
RIGHT FRONT
TURN LIGHT
X13006
.75 BL/GN .75 BL/BR
X165X173X165X173
E8
RIGHT HEADLIGHT E7
LEFT HEADLIGHT
(PARTIAL)
Page 246 of 383
INTERIOR LIGHTS
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
3
X13254
S13
PASSENGER’S
DOOR JAMB
SWITCH
1) DOOR OPEN
2) DOOR CLOSED X351
X351
2
1
21
X495
GROUND
DISTRIBUTION
0670.4
2
S14
DRIVER’S DOOR
JAMB SWITCH
1) DOOR OPEN
2) DOOR CLOSED X352
X352
2
1 21
GROUND
DISTRIBUTION
0670.4
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)
5X130254
.5 BR/BL/GE .5 BR/GR/GE
X445X443
.5 BR/GR/GE .5 BR/GR/GE
.5 BR/BL/GE .5 BR/BL/GE
A2w
INSTRUMENT
CLUSTER
X1413
.5 BR/GR/GE
4
S214
CONVERTIBLE TOP
STORAGE LID MI-
CRO SWITCH
1) LID CLOSED
2) LID OPEN X10227
X10227
2
11 2
X13006
K117
LUGGAGE
COMPARTMENT
LID RELAY X102269
X10229
5126.0
GROUND
DISTRIBUTION
0670.4 .5 GN/WS/GE .5 GN/WS/GE
X17
23
.5 BR/GR/GE
.5 GN/WS/GE
X13006CONVERTIBLE
X13006
CONVERTIBLE
Page 262 of 383

6450.7-00
6450.7-01S36
TEMPERATURE
SWITCH M30
BLOWER MOTOR 6450.7-006450.7-00
5
A2w
INSTRUMENT
CLUSTER 6450.7-0210
2221 23A115
AUTOMATIC
CLIMATE CONTROL
MODULE
3
B11
LH HEAT EX-
CHANGER
TEMPERATURE
SENSORA6000
ENGINE CONTROL
MODULE (DME) 4
1
2
B12
RH HEAT EX-
CHANGER
TEMPERATURE
SENSORB13
OUTSIDE
TEMPERATURE
SENSOR
B14
EVAPORATOR
TEMPERATURE
SENSOR 6450.7-02
6450.7-04 6450.7-02 X1527
F2030A
K13
REAR DEFOGGER
RELAY
6424.0
16M36
FRESH AIR FLAP
MOTOR
F315AF235A
181111 Y4
WATER VALVE
ASSEMBLY
B9
INTERMEDIATE
PRESSURE
SWITCH F16
5AF4130A
6450.7-05
K19
COMPRESSOR
CONTROL RELAY
Y2
AIR CONDITIONING
COMPRESSOR 6450.7-04
6450.7-04
B8y
PRESSURE
SWITCH
K22
HIGH SPEED
RELAY
1715A
X1527
P90
FRONT POWER
DISTRIBUTION BOX
6
N2
FINAL STAGE UNIT 6450.7-00
149241225
20 86450.7-00K4
BLOWER RELAY
A6000
ENGINE CONTROL
MODULE (DME) 6450.7-05
P90
FRONT POWER
DISTRIBUTION BOX
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
M9
AUXILIARY FAN
MOTOR
K21
NORMAL SPEED
RELAY
S36y
DOUBLE
TEMPERATURE
SWITCHB9
INTERMEDIATE
PRESSURE
SWITCH F16
5AF4840A
6450.7-06
B8y
PRESSURE
SWITCHK22
HIGH SPEED
RELAY 6450.7-06
A6000
ENGINE
CONTROL
MODULE (DME) 6450.7-06
P97
AUXILIARY FUSE
BOX
M9
AUXILIARY FAN
MOTOR
K21
NORMAL SPEED
RELAY
F165AF397.5AP90
FRONT POWER
DISTRIBUTION BOX
6450.7-04
A6000
ENGINE CONTROL
MODULE (DME) 6450.7-06
713
NOT USED
19LIGHT SWITCH
DETAILS
6300.0 58g
START
1240.030h
B9508
PRESSURE
SWITCH6450.7-05 6450.7-05
6450.7-05
6450.7-05AUXILIARY FAN –
4–CYLINDER ENGINE
3 2 1
6450.7-03 6450.7-03 6450.7-03 6450.7-03
M35
DEFROSTER FLAP
MOTORM44
REGULATION FLAP
MOTORM46
REAR
RECIRCULATION
FLAP MOTORX1527
M40
RECIRCULATION
FLAP MOTORB9508
PRESSURE
SWITCH6450.7-06 6450.7-066450.7-06 P90
FRONT POWER
DISTRIBUTION BOX
S2
IGNITION SWITCH
15
AUXILIARY FAN –
6–CYLINDER ENGINE
PARK VENTILATION
WITH IHKA E36
6412.20
26
X1527
TXD
6450.7 INTEGRATED CLIMATE REGULATION (IHKA E36)
Page 263 of 383

Pin Assignments
E = Input, A = Output, M = Ground
X1527
Pin Type Description/Function Connection
1
EOutside temperatureOutside temperature sensor
2EEvaporator temperatureEvaporator temperature sensor
3EHeater temperature, leftLeft heat exchanger temperature sensor
4EHeater temperature, rightRight heat exchanger temperature sensor
5EVehicle speed signal (Speedometer output
signal)Instrument cluster
6ERPM speed signal TDEngine control module (DME)
7EIllumination inputIllumination
8AOutput signalOn-board computer
9ETerminal 50Starter
10ARPM speed increaseEngine control module (DME)
11AA/C compressor activationPressure switch
12ARear window signalRear window
13AWater valve activation, rightRight water valve
14AFresh air flap motor activationFresh air flap motor
15AFresh air flap motor activationFresh air flap motor
16AFresh air flap motor activationFresh air flap motor
17AFresh air flap motor activationFresh air flap motor
18AWater valve activation, leftLeft water valve
19AA/C fan activationA/C fan final stage
20EIndependent ventilationRelay box
21MGroundControl panel
22MGroundMixing actuator
23MGroundControl panel
24ETerminal 15Fuse
25ETerminal 30Fuse
26E/ADiagnostic data linkData link connector
Page 266 of 383
TEMPERATURE CONTROL
INTEGRATED CLIMATE REGULATION (IHKA E36)
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
X774X7721
X772
2
B11
LH HEAT EX-
CHANGER
TEMPERATURE
SENSOR
5V (15)5V (15)5V (15)5V (15)
3412
X7711
X771
2B14
EVAPORATOR
TEMPERATURE
SENSOR
B13
OUTSIDE
TEMPERATURE
SENSOR
X7731
X773
2B12
RH HEAT EX-
CHANGER
TEMPERATURE
SENSOR
X18161
22X774
.35 GE/RT .35 GE/BL .5 BL .35 GRX1527
.35 BR/OR
.35 BR/OR.35 BR/OR .35 BR/OR .35 BR/OR
X15276
X10054
11A115
AUTOMATIC
CLIMATE CONTROL
MODULE TD
X1047
.35 SW
.35 SW
.5 SW X1527
ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20
A6000
ENGINE CONTROL
MODULE (DME) X6000
80 .5 SW.5 SWX20
20
X8015
5
3 .35 SW/WS
.35 SW/WS
X188
INSTRUMENT
CLUSTER
6211.0
.5 SW/WS
2 X17
TACH
2
31A2w
INSTRUMENT CLUSTER
2) VEHICLE SPEED
OUTPUTTD
1
2
36 318i
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17