heater BMW 318ti 1998 E36 Electrical Troubleshooting Manual

GROUND DISTRIBUTION
X7091 X710
1
.75 BR .75 BR
X6381
GROUND X13006





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X7131B17
RIGHT REAR
BRAKE PAD
SENSOR
2.5 BRM2
FUEL PUMP
X3521S14
DRIVER’S DOOR
JAMB SWITCH
.5 BRX733
1E57
DRIVER’S SEAT
HEATER
.5 BRX732
1
4 BR E56
DRIVER’S SEAT-
BACK HEATERE44
RIGHT LICENSE
PLATE LIGHT
E43
LEFT LICENSE
PLATE LIGHT
X13007
.5 BR





0670.4-17
1 BR
X4002
1.5 BR 1.5 BR .5 BR
X18441N8
ANTENNA
AMPLIFIER AM/FM
2.5 BR
X13006
 

X7112S61y
LUGGAGE
COMPARTMENT
LIGHT SWITCH
.75 BR
X12923S302
CENTRAL LOCKING
SWITCH
.35 BR
.5 BRX1892
1N22
CD CHANGER
X3801E9
REAR DEFOGGER I
2.5 BR
X102711E32z
REAR CENTER
INTERIOR LIGHT
.5 BR TELEPHONE CONNECTOR
LUGGAGE COMPARTMENT
X4131H34
HIGH LEVEL STOP
LIGHT
.5 BR
X6036S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
2.5 BR
2.5 BRX840
X2751
2.5 BR

01
0 2
10 Test
9
8
7
6154
14
13
12
11
3
2
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4 X13173GROUND
DISTRIBUTION
0670.4
1.5 RT/GE
4
X63
.5 RT/GE





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5203.0 HEATED SEATS
X100176P90
FRONT POWER
DISTRIBUTION BOX F23
5A
LIGHT SWITCH
DETAILS
6300.0
X100158F4
15A
86 X63
FUSE DETAILS
0670.3
K9
UNLOADER RELAY,
TERMINAL 15
2 4
6
5X651
231
X651S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
0) OFF
1) MINIMUM
2) MAXIMUM
.5 WS/RT .5 WS/GN
.5 RT/GE
X13129
2 2 X732X733
1 X7331 X732
E56
DRIVER’S SEAT-
BACK HEATER E57
DRIVER’S SEAT
HEATER
X13006X494X495
4 6
5X658
2 3 1 X658
S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCH
0) OFF
1) MINIMUM
2) MAXIMUM
.5 WS/GE .5 WS/BL
2 2 X741
X740
1 X7401 X741
E59
PASSENGER’S
SEATBACK HEATER E58
PASSENGER’S
SEAT HEATER
.5 BR .5 RT/GE .5 RT/GE.5 GR/RT .5 GR/RT.5 GR/RT
58g
FUSE DETAILS
0670.3
 

.5 BR .5 BR
.5 BR
X173
GROUND
DISTRIBUTION
0670.4
X494GROUND
DISTRIBUTION
0670.4
01
0 2
10 Test
9
8
7
6154
14
13
12
11
3
2
8730
86
85
X14121.5 RT/GE




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6169.0 WINDSHIELD WASHER JET HEATERS
P90
FRONT POWER
DISTRIBUTION BOX F24
10A
X100178
X1149
X1052X1062
X1051X1061
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
.75 GN/SW
.75 BR.75 BR .75 GN/SW
X11481
X11482
S198
JET HEATER
THERMOSWITCH
.75 GN/SW
X173
E51
LEFT WASHER JET
HEATERE52
RIGHT WASHER
JET HEATER
 






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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




COMPONENT LOCATION CHART
:





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COMP.8500.0 7100.0LOCATION DESCRIPTION

E46 . .
LEFT LUGGAGE COMPARTMENT
LIGHT ASSEMBLY . . . . . . . . . . . . . . . .
in LH rear side of luggage compartment





E47 . .
RIGHT LUGGAGE COMPARTMENT
LIGHT ASSEMBLY . . . . . . . . . . . . . . . .
in RH rear side of luggage compartment





E51 . .
LEFT WASHER JET HEATER . . . . . . . .
on underside of engine hood



E52 . . RIGHT WASHER JET HEATER . . . . . . . on underside of engine hood
E56 . . DRIVER’S SEATBACK HEATER . . . . . . in upper LH front seatback
E57 . . DRIVER’S SEAT HEATER . . . . . . . . . . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-3

E58 . .

PASSENGER’S SEAT HEATER . . . . . . .

underside of RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30-3


E59 . . PASSENGER’S SEATBACK HEATER . in upper RH front seatback
E61 . . LEFT FRONT FOOTWELL LIGHT . . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24-3

E62 . .
RIGHT FRONT FOOTWELL LIGHT . . .
right footwell





E82 . .

TRANSMISSION POSITION
INDICATOR LIGHT . . . . . . . . . . . . . . . .
center console



E97 . . LIGHT SWITCH ILLUMINATION . . . . . . LH side of dash
E98 . . FOG LIGHT SWITCH ILLUMINATION . center of dash

E103 .
CLIMATE CONTROL SWITCH
ILLUMINATION . . . . . . . . . . . . . . . . . . .
center console





F97 . . .
FUSIBLE LINK . . . . . . . . . . . . . . . . . . . . . .
rear of engine compartment



G1 . . . BATTERY . . . . . . . . . . . . . . . . . . . . . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-3
G5 . . . DRIVER’S AIR BAG GAS GENERATOR behind steering wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-1




COMPONENT LOCATION CHART
:





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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

X1178
Y19
SHIFT–LOCK




COMPONENT LOCATION VIEWS




!



 



S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S18
HAZARD SWITCHX511
X516
S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCHS56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH

S126y
DRIVER’S POWER
WINDOW SWITCH
S127y
PASSENGER’S
POWER WINDOW
SWITCHX316X324X8503
S302
CENTRAL LOCKING
SWITCH


B72
FUEL TANK
PRESSURE
SENSOR
X312




COMPONENT LOCATION VIEWS




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M16
GAS FILLER LOCK
MOTOR

X13171


S198
JET HEATER
THERMOSWITCH
X1148
X494
GROUND
X498
GROUND B78
DRIVER’S SIDE
IMPACT SENSOR
X1885

E56
DRIVER’S SEAT-
BACK HEATER
E57
DRIVER’S SEAT
HEATER
M50
DRIVER’S SEAT
CUSHION TILT
MOTORM51
DRIVER’S SEAT
MOVEMENT
MOTOR
M52
DRIVER’S SEAT
HEIGHT MOTOR
M53
DRIVER’S SEAT-
BACK RECLINER
MOTORS6
ASC SWITCH
S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
X531
X532X651X1014




COMPONENT LOCATION VIEWS




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X1883
G14
LEFT SIDE AIR BAG
GAS GENERATOR