lock BMW 318ti 1998 E36 Electrical Troubleshooting Manual







 !
Pin Assignments


 

E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
11
Not used
12Not used
13ECentral arrest signalDoor lock switches
14ELock signalDoor lock motor, driver’s door
15ELock signalDoor lock motor, passenger’s door
16ELock signalLuggage compartment lock motor
17EData signalAnti-theft system control module (Alpine)
18Not used
19ELock signalCentral locking switch
20Not used
21Not used
22Not used
23AVoltage supply (revolution)Driver’s window motor
24AVoltage supply (revolution)Passenger’s window motor
25Not used
26Not used
X13254
Pin Type Description/Function Connection
1
EDoor signalDriver’s door handle switch
2EDoor signalDoor jamb switch, driver’s door
3EDoor signalDoor jamb switch, passenger’s door
4Not used
5Not used
6EOPEN signalPower window switch, driver’s door
7ECLOSE signalPower window switch, driver’s door
8EOPEN signalPower window switch, passenger’s door
9ECLOSE signalPower window switch, passenger’s door
10Not used
11Not used
12Not used

X13254
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)





!




6100.0 CENTRAL BODY ELECTRONICS (ZKE IV)
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X10010
5
10F35
25A
P90
FRONT POWER
DISTRIBUTION BOX
12
FUSE DETAILS
0670.3 8 X10016
F1430A
X1018221
2.5 SW 2.5 BL/GR8 X13252
X10182
26F43
5A
4
6F33
10A
12 X1325210FUSE DETAILS
0670.3FUSE DETAILS
0670.3
9 11 X10182
GROUND
DISTRIBUTION
0670.4
X495
15X1325218 X13252919
.5 SW/GN
DATA LINK
0670.5
.5 WS/GE
.5 WS/VI
X276
15 X20
ZKE CENTRAL
LOCKING (ZV)
5126.0X10018
30h
.75 SW/GN
.5 SW/GN
.35 SW/GN
RXD TXD
2.5 WS
POWER TILT/SLIDE
SUNROOF (SHD)
5410.1
ELECTRIC FOLD-
ING SUNROOF
5410.4
START
1240.0
 

.35 SW/RT
X132537
.35 BR/SW
34 X74
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
,"
POWER
DISTRIBUTION
0670.2
18


LUGGAGE COMPARTMENT LID, DRIVER’S AND PASSENGER’S DOOR INPUT SIGNALS





!


CENTRAL BODY ELECTRONICS (ZKE IV)
X1001514P90
FRONT POWER
DISTRIBUTION BOX F7
5A
.5 WS/SW
FUSE DETAILS
0670.3
6X641
54
.5 WS/GN.5 WS/SW6 X660
M12
DRIVER’S DOOR
LOCK MOTOR
1) LOCK
2) UNLOCK
5 4 X660
.5 WS/GN
S47
DRIVER’S DOOR
LOCK SWITCH
0) OFF
3) CENTRAL
ARREST
0 3
1
.5 WS/RT
2 X747
X747
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
15
14 13X256
214 1
14 13
.35 WS/GR .35 WS/BR/GE
13 .35 WS/
GN
.35 WS/RT
10 X257
.35 WS/RT
X449
S302
CENTRAL LOCKING
SWITCH
0) OFF
1) LOCKED 01
1 4 X1292
X1292
2 12 1
2 1 3 X311
21
16 3 .35 WS/BL .5 WS/GN/GE X641X311
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR
1) LOCK
2) UNLOCK
M13
PASSENGER’S
DOOR LOCK
MOTOR
1) LOCK
2) UNLOCK
 

S49
PASSENGER’S
DOOR LOCK
SWITCH
0) OFF
3) CENTRAL
ARREST
0 3
1
.35 WS/RT
2 X742
X742
19 X13253.35 RT/GN/GE
10 X256
.5 WS/RT
.35 WS/SW
12 X256
.35 RT/GN .35 RT/GN
.5 RT/GN.35 RT/GN




6213.0 CLOCK


!



X102633 5P90
FRONT POWER
DISTRIBUTION BOX F46
15A

FUSE DETAILS
0670.3
31A110
DIGITAL CLOCK X10263
2
GROUND
DISTRIBUTION
0670.4
.35 GR/RT
LIGHT SWITCH
DETAILS
6300.0
X10010
X1001832
6F31
5A

FUSE DETAILS
0670.3 2
 

31






!


6300.0-00
2 X16
31X1019
A2w
INSTRUMENT
CLUSTER .5 GR/RT
.5 GR/RT1 GR/RT
11 X10245A35y
BOARD
COMPUTER
(BC – LOW) .35 GR/RT

LIGHT SWITCH DETAILS
 

WITH INTEGRATED
HEATING– AND
CLIMATE CONTROL
(IHKS) WITH HEATING
CONTROL (HS)
5 X1518
S218
REAR DEFOGGER
SWITCH
6
X15181
1 X1522E103
CLIMATE CONTROL
SWITCH
ILLUMINATION
X15222
.35 GR/RT
X10012
GROUND
DISTRIBUTION
0670.4
1 X1522E103
CLIMATE CONTROL
SWITCH
ILLUMINATION
X15222
.5 GR/RT
X13274S530
IHKS CONTROL
SWITCH .35 GR/RT
6
GROUND
DISTRIBUTION
0670.4 X1521
1 2
X5163
X51645
GROUND
DISTRIBUTION
0670.4 TURN/HAZARD
LIGHTS
6313.0
.5 BL/GN
6300.0-02
X1319
.5 GR/RT .5 GR/RT
2 X532
1 X532
E29
FRONT CIGAR
LIGHTER LIGHT
X10012
GROUND
DISTRIBUTION
0670.4
X10263A110
DIGITAL CLOCK .35 GR/RT
2
X18126N9
RADIO .5 GR/RT
13
2 X1193E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
X11931
.5 GR/RTX5214
S6
ASC SWITCH
GROUND
DISTRIBUTION
0670.4 X35
5
.5 GR/RT
.35 GR/RT
GROUND
DISTRIBUTION
0670.4S18
HAZARD SWITCH
1) OFF
2) ON.5 GR/RT2 X521
X3225
1 GR/RT
.35 GR/RT
GROUND
DISTRIBUTION
0670.4






!


6300.0-01
X13129
.5 GR/RT
X13176
A56
TILT/SLIDE SUN-
ROOF CONTROL
ASSEMBLY .5 BR
6

LIGHT SWITCH DETAILS
 

3 X643
S38z
TILT/SLIDE
SUNROOF
SWITCH (SHD)
X6434
.5 GR/RT
X12923
S302
CENTRAL LOCKING
SWITCH2 X1292
.35 GR/RT
GROUND
DISTRIBUTION
0670.4
X13006X498
GROUND
DISTRIBUTION
0670.4
3 X316
S126y
DRIVER’S POWER
WINDOW SWITCH
X3164
.5 GR/RT
3 X324
S127y
PASSENGER’S
POWER WINDOW
SWITCH
X3244
.5 GR/RT
GROUND
DISTRIBUTION
0670.4
X494
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
X6514
S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH 1 X651
.5 GR/RT
X6584
S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCH 1 X658
.5 GR/RT
GROUND
DISTRIBUTION
0670.4
3 X643
S238
FOLDING
SUNROOF
SWITCH
X6434
.35 GR/RT
X495




7000.0 COMPONENT LOCATION CHART
:






 !
 

COMP. DESCRIPTION LOCATION7100.0 8500.0
A2w . . INSTRUMENT CLUSTER . . . . . . . . . . . . LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-3

A8 . . . .

CRUISE CONTROL MODULE
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . .

behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-2





A12 . .



SUPPLEMENTAL RESTRAINT
SYSTEM CONTROL MODULE . . . . .


below rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


01-3



A18 . . HIFI AMPLIFIER . . . . . . . . . . . . . . . . . . . . in LH side of luggage compartment behind trim panel . . . . . . . . . . . . . . . . . . 00-2
A35y . BOARD COMPUTER (BC – LOW) . . . . center of dash center console

A36 . .
REAR WIPER/WASHER INTERVAL
CONTROL MODULE . . . . . . . . . . . . . .
in lift gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

02-1



A51 . .
WIPER/WASHER MODULE . . . . . . . . . .
behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
02-3

A52 . .

SLIP CONTROL MODULE (ABS/ASC) .

behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-2




A56 . .

TILT/SLIDE SUNROOF CONTROL
ASSEMBLY . . . . . . . . . . . . . . . . . . . . . .
in roof panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

00-3


A64 . . WIPER/WASHER MODULE (LOW II) . . behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3

A104 .
BODY ELECTRONICS CONTROL
MODULE (ZKE IV) . . . . . . . . . . . . . . . .
behind glove box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

01-1



A107 .
INTEGRATED HEATING– AND
CLIMATE CONTROL MODULE . . . . .
center of dash center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

24-2



A110 .
DIGITAL CLOCK . . . . . . . . . . . . . . . . . . . .
center of dash center console



A113 . SEAT OCCUPANCY DETECTOR . . . . . under RH front seat


A202 .

ABS CONTROL MODULE/HYDRAULIC
UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment back of LH side shock tower




A835 . TRANSMITTER MODULE (EWS II) . . . . LH side of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-2




COMPONENT LOCATION CHART
:





 !
 

COMP.8500.0 7100.0LOCATION DESCRIPTION
K48 . . LOW BEAM LIGHT RELAY . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-2

K125 .

ABS PUMP MOTOR RELAY, TIMED . . .

Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . .

12-1


K6300 ENGINE CONTROL MODULE RELAY . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-3

K6304
SECONDARY AIR PUMP RELAY . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . .
12-3

K6326

UNLOADER RELAY, TERMINAL 15 . . .

rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

27-1


M2 . . . FUEL PUMP . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2
M3 . . . WIPER MOTOR . . . . . . . . . . . . . . . . . . . . rear of engine compartment below center of cowl . . . . . . . . . . . . . . . . . . . . . 09-1

M4 . . .
WASHER PUMP . . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .
07-3



M7 . . .

HEADLIGHT/FOG LIGHT WASHER
PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .

14-3


M9 . . . AUXILIARY FAN MOTOR . . . . . . . . . . . . behind front grille behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
M12 . . DRIVER’S DOOR LOCK MOTOR . . . . . in lower LH front door behind trim panel

M13 . .
PASSENGER’S DOOR LOCK MOTOR
in lower RH side of front door behind trim panel



M16 . . GAS FILLER LOCK MOTOR . . . . . . . . . in RH rear side of luggage compartment behind trim panel . . . . . . . . . . . . . 29-1


M17 . .

LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . .
rear side of luggage compartment behind trim panel . . . . . . . . . . . . . . . . . . .

23-1


M21 . . DRIVER’S WINDOW MOTOR . . . . . . . . LH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1
M23 . . PASSENGER’S WINDOW MOTOR . . . . RH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2

M24z .

FOLDING SUNROOF MOTOR . . . . . . . .

in roof panel






M25 . .

CRUISE CONTROL ACTUATOR
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . .
front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

09-3




COMPONENT LOCATION CHART
:





 !
 

COMP.8500.0 7100.0LOCATION DESCRIPTION
S28 . . CRUISE CONTROL SWITCH . . . . . . . . . LH side of dash RH side of steering column above . . . . . . . . . . . . . . . . . . . . 16-3

S29 . .

BRAKE LIGHT SWITCH . . . . . . . . . . . . .

LH footwell on brake pedal support bracket behind LH footwell trim . . . . . .

15-3


S30 . . BRAKE LIGHT SWITCH . . . . . . . . . . . . . LH footwell on clutch pedal support bracket behind LH footwell trim . . . . . 15-3
S31 . . PARK BRAKE SWITCH . . . . . . . . . . . . . . center console on rear of park brake lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2

S32 . .
CLUTCH SWITCH . . . . . . . . . . . . . . . . . .
LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15-3

S36y .

DOUBLE TEMPERATURE SWITCH . . .

front RH side of engine compartment near RH headlight assembly . . . . . .

08-3


S37 . . GLOVE BOX LIGHT SWITCH . . . . . . . . in glove box
S38z . TILT/SLIDE SUNROOF SWITCH (SHD) in roof panel

S47 . .
DRIVER’S DOOR LOCK SWITCH . . . . .
LH front door in door at key lock assembly



S48 . . DRIVER’S DOOR HANDLE SWITCH . . in driver’s door
S49 . . PASSENGER’S DOOR LOCK SWITCH RH front door in door at key lock assembly

S51 . .
DRIVER’S SEAT, SEAT CONTROL
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
under driver’s seat





S53 . .
DRIVER’S SEAT, SEAT HEATER
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30-2



S54 . .
PASSENGER’S SEAT, SEAT HEATER
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

19-1





S56 . .



PASSENGER’S SEAT, SEAT CONTROL
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .


under passenger’s seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


19-1



S58 . . DRIVER’S SEAT BELT SWITCH . . . . . . in LH front seat belt buckle
S59 . . PASSENGER’S SEAT BELT SWITCH . in RH front seat belt buckle




COMPONENT LOCATION CHART
:





 !
 

COMP.8500.0 7100.0LOCATION DESCRIPTION

S61y .
LUGGAGE COMPARTMENT LIGHT
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
underside of luggage compartment lid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22-2


S75 . . BLOWER SWITCH . . . . . . . . . . . . . . . . . . center of dash



S77 . .



DRIVER’S MAKE–UP MIRROR
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .


above LH sun visor in sun visor bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .


24-1





S78 . .

PASSENGER’S MAKE–UP MIRROR
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
above RH sun visor in sun visor bracket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

15-1


S82y . FOG LIGHT SWITCH . . . . . . . . . . . . . . . . on instrument cluster
S126y DRIVER’S POWER WINDOW SWITCH center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-2

S127y
PASSENGER’S POWER WINDOW
SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

19-2



S198 .
JET HEATER THERMOSWITCH . . . . . .
front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29-2

S218 . REAR DEFOGGER SWITCH . . . . . . . . . center console
S235 . STARTER IMMOBILIZATION SWITCH . LH footwell underside of steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3
S238 . FOLDING SUNROOF SWITCH . . . . . . . in roof panel

S302 .

CENTRAL LOCKING SWITCH . . . . . . . .

center console near gearshift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

19-2


S530 . IHKS CONTROL SWITCH . . . . . . . . . . . . center of dash
S531 . TEMPERATURE WHEEL SWITCH . . . . center of dash

S8503
PROGRAM SWITCH . . . . . . . . . . . . . . . .
center console



S8507 KICK–DOWN SWITCH . . . . . . . . . . . . . . LH footwell
S8511 REVERSING LIGHT SWITCH . . . . . . . . under front of car LH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3
T6151 CYL. 1 IGNITION COIL . . . . . . . . . . . . . . RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3