air conditioning BMW 318is 1998 E36 Electrical Troubleshooting Manual
[x] Cancel search | Manufacturer: BMW, Model Year: 1998, Model line: 318is, Model: BMW 318is 1998 E36Pages: 386, PDF Size: 4.34 MB
Page 4 of 386
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . .
Page 89 of 386
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Pin Assignments
$%%
E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
1
ACyl. 2 ignition coil controlCyl. 2 ignition coil
2ACyl. 4 ignition coil controlCyl. 4 ignition coil
3ACyl. 6 ignition coil controlCyl. 6 ignition coil
4MGroundGround point
5ACyl. 2 fuel injection valve controlCyl. 2 fuel injection valve
6ACyl. 1 fuel injection valve controlCyl. 1 fuel injection valve
7MGroundHot wire air mass meter
8EHot wire air mass meterHot wire air mass meter
9ETI-measurement signal (fuel consumption)Instrument cluster
10EEngine coolant temperatureEngine coolant temperature sensor
11EFuel tank pressureFuel tank pressure sensor
12EThrottle position signalThrottle position sensor
13Not used
14EIntake air temperatureIntake air temperature sensor
15ESpeed signal right rearABS/ASC control module
16EActivate A/CPressure switch
17Not used
18EDrive-away protection signal (code)Electronic immobilizer control module
(EWS II)
19EA/C-ON-signalAir conditioning operating unit
20A“Check engine” indicator controlInstrument cluster
21ACamshaft controlVariable camshaft control valve
22ACyl. 3 fuel injection valve controlCyl. 3 fuel injection valve
23ACyl. 6 fuel injection valve controlCyl. 6 fuel injection valve
24ACyl. 4 fuel injection valve controlCyl. 4 fuel injection valve
25MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
26EBattery voltageB+ jump start junction point
27AActivate valveIdle speed control valve
28MGroundGround point
29ACyl. 1 ignition coil controlCyl. 1 ignition coil
Page 100 of 386
ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
1
$%%
%%&
6
FUSE DETAILS
0670.3
X600016
9 X10054
X102611
4 X10261
A6000
ENGINE CONTROL
MODULE (DME)
.5 SW/GR
X20
5 .5 SW/BR
.5 SW/BR
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
.5 BL/SW
P90
FRONT POWER
DISTRIBUTION BOX
4 X51
FUSE DETAILS
0670.3
2X515
.75 SW/RT/GE
.5 SW/BL
A6000
ENGINE CONTROL
MODULE (DME)
K19
COMPRESSOR
CONTROL RELAY
X600074
X204
.5 SW/BL
K21
NORMAL SPEED
RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X525
B9508
PRESSURE
SWITCH 85b
X163
X1022
.5 SW/BR
.35 BL/SW X10018
18X1001612
F397.5AF165A
2
12
34
11 X1527A115
AUTOMATIC
CLIMATE CONTROL
MODULE
Page 106 of 386
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Pin Assignments
$%%
E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
147
Not used
148EProgramming voltageData link connector
149AActivate valveEvaporation emission valve
150Not used
151AActivate relayFuel pump relay
152ASecondary air pump valve controlSecondary air pump valve
153ACarbon canister valve controlCarbon canister valve
154AFuel changeover valveFuel changeover valve
155Not used
156ESignal above 80 CDouble temperature switch
157EA/C-ON-signalAir conditioning operating unit
158ECyl 1-2 knock sensorKnock sensor
159MGround for sensorsTemperature-/knock-/throttle position
sensors
160EFuel tank pressureFuel tank pressure sensor
161Not used
162ETemperature signalEngine coolant temperature sensor
163Not used
164Not used
165EOxygen sensor signalOxygen sensor (behind catalytic converter)
166ECrankshaft position/RPMCrankshaft position/RPM sensor
167ESpeed signal right rearABS/ASC control module
168ACrankshaft RPM speed signal TDInstrument cluster
169Not used
170Not used
171EVehicle speed signalInstrument cluster
172Not used
173E/ACAN-LOWEGS/ASC control module
174E/ACAN-HIGHEGS/ASC control module
175ARxD diagnosis data lineData link connector
176E/ATxD diagnosis data lineData link connector
Page 263 of 386
$%%
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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
EXCHANGER
TEMPERATURE
SENSOR
A6000
ENGINE CONTROL
MODULE (DME) 4
1
2
B12
RH HEAT
EXCHANGER
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
14926241225
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
19
TXD LIGHT SWITCH
DETAILS
6300.0 58g
START
1240.030h
DATA LINK
0670.5
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
6450.7 INTEGRATED CLIMATE REGULATION (IHKA E36)
Page 269 of 386
COMPRESSOR CONTROLS
INTEGRATED CLIMATE REGULATION (IHKA E36) $%%
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15
31
30
87
P90
FRONT POWER
DISTRIBUTION BOX
18 X10018
FUSE DETAILS
0670.3
.75 SW/RT/GE
2
1
.5 SW/BL
5 X51
4
.5 SW/BL
.5 SW/BL
X8056
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATUREK19
COMPRESSOR
CONTROL RELAY
10 X1527
6
A6000
ENGINE CONTROL
MODULE (DME)
8 X10054
15A115
AUTOMATIC
CLIMATE CONTROL
MODULE
FUSE DETAILS
0670.3
6
31
4 X51
12 X1001631
.35 VI/GR
.5 VI/GR
.5 VI/GR
X163
X20
X600036
86
85
.5 SW/BL
69
15
AC
46 X8500
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
7419 318is318is
F397.5AF165A
1
2
318is
Page 325 of 386
COMPONENT LOCATION CHART
;
$%% %%&
COMP.8500.0 7100.0LOCATION DESCRIPTION
X18723 GROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . below LH side of dash
X18741
(4 PINS, –––) . . . . . . . . . . . . . . . . . . . . . . . . . . .
center of dash MICROPHONE
X18797 (1 PIN, NATURAL) . . . . . . . . . . . . . . . . . . . . . . in RH rear side of luggage compartment
X18798 (1 PIN, NATURAL) . . . . . . . . . . . . . . . . . . . . . . in RH rear side of luggage compartment
X18994 (3 PINS, YELLOW) . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment below . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-1
X19527 (16 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 08-3
X19561
(6 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . .
on RH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
05-3
X62001 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car (318is) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-1 07-2
X62002 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car (318is) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-2 07-2
X62101 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-3 07-2
X62102 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07-2
X62201
(4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . .
top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15-3
07-2
X62202 (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under center of car on catalytic converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 07-2
X90260 (3 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . . . RH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-3 01-1
X91009 (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . . under passenger’s seat
Y1 . . . .
ABS HYDRAULIC UNIT . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment back of LH side shock tower . . . . . . . . . . . . . . .
16-2
Y1w . . ABS HYDRAULIC UNIT . . . . . . . . . . . . . . . . . . LH side of engine compartment
Y2 . . . . AIR CONDITIONING COMPRESSOR . . . . . front of engine
Y4 . . . . WATER VALVE ASSEMBLY . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-2
Y5 . . . . DRIVER’S SIDE MIRROR . . . . . . . . . . . . . . . . in upper LH front door
Y6 . . . .
PASSENGER’S SIDE MIRROR . . . . . . . . . . .
in upper RH front door
Y19 . . SHIFT–LOCK . . . . . . . . . . . . . . . . . . . . . . . . . . . center console RH side of gearshift selector