BMW 318ti 1999 E36 Electrical Troubleshooting Manual


 











CIRCUIT BREAKERVARIABLE RESIS-
TANCE SENSOR
VARIABLE CON-
TACT IS MOVED BY
AN EXTERNAL
FORCE
VARIABLE RESIS-
TOR RESISTANCE
IS CHANGED BY
TEMPERATURE OR
PRESSURE
DIODE CURRENT
CAN FLOW ONLY IN
DIRECTION OF AR-
ROW
ZENER DIODE TO
REGULATE VOLT-
AGE
LIGHT EMITTING
DIODE PERMANENT MAG-
NET MOTOR ONE
SPEED
PERMANENT MAG-
NET MOTOR TWO
SPEEDS SOLENOID
SOLENOID CON-
TROLLED VALVE
OR CLUTCH
SOLENOIDTRANSISTORIZED
SWITCH HEATING ELEMENT
OXYGEN SENSORCONTROL/POWER
ELECTRONICS
RADIO LOUDSPEAKER OR
HORN
LIGHT BATTERY
FUSIBLE LINK
FUSE DETAILS
INDUCTIVE
SENSOR
KNOCK SENSOR
31


VEHICLE SPEED
SENSOR

THERMO SWITCH
HALL EFFECT
SENSOR
ANTENNA
0140.0 SYMBOLS


 










A WAVY LINE
MEANS WIRE IS
CONTINUED
ENTIRE COM-
PONENT SHOWN
COMPONENT WITH
SCREW TERMI-
NALS
CONNECTOR AT-
TACHED TO COM-
PONENT
PART OF COM-
PONENT SHOWN
.75 BR.5 BR
X270
4
.5 BR
.5 BR
3
.5 BR.5 BR
X270
4
.5 BR
.75 GN/WS CONNECTOR AT-
TACHED TO COM-
PONENT LEAD
(PIGTAIL)
COMPONENT CASE
ATTACHED DI-
RECTLY TO METAL
PART OF CAR
(GROUNDED)
WIRE ATTACHED
TO METAL PART
OF CAR
(GROUNDED)
GROUND NUM-
BERED FOR REF-
ERENCE ON COM-
PONENT LOCATION
CHART
WIRE SIZE IN MM
SQUARED
BL BLUEWIRE COLOR
BR BROWN
GE YELLOW
GN GREEN
GR GRAY
OR ORANGE
RS PINK
RT RED
SW BLACK
VI VIOLET
WS WHITE
ONE POLE, TWO
POSITION SWITCH
SWITCHES THAT
MOVE TOGETHER
DASHED LINE
SHOWS A ME-
CHANICAL CON-
NECTION
BETWEEN
SWITCHES
TR TRANSPARENT
CONNECTOR REF-
ERENCE NUMBER
FOR COMPONENT
LOCATION CHART
TWO CONNEC-
TIONS (PINS) IN
THE SAME
CONNECTOR
DASHED LINE INDI-
CATES TERMINALS
OF THE SAME
CONNECTOR
12
X165
1212
SYMBOLS

WIRE INSULATION
IS ONE COLOR
PIN NUMBER
WIRE INSULATION
IS ONE COLOR
WITH ANOTHER
COLOR STRIPE
(GREEN WITH
WHITE)


 










4 RT
15
4 GN13
.5 GN/WS5
2.5 SW/GE 2.5 VI42
DETAILS ABOUT
COMPONENT OR
OPERATION
”R” IS ENERGIZED
IN ACCY, RUN, OR
START 76 82 X33CONTACT RELAYRELAY WITH RE-
SISTOR ACROSS
WINDINGTERMINAL NUMBERTHREE POLE,
FOUR POSITION
SWITCHCOMPONENT NUM-
BER
S2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
TERMINAL NUMBER DESCRIPTION
50 VOLTAGE: IGNITION
SWITCH IN START
VOLTAGE: SUPPLIED
AT ALL TIMES
VOLTAGE: IGNITION
SWITCH IN RUN OR
START 30
15
15I
50 R30
INDICATES THAT
FUSE 9 IS SUP-
PLIED WITH POW-
ER AT ALL TIMES
CONTACT RELAY
WITH TWO OUT-
PUTSCHANGEOVER
RELAY WITH TWO
OUTPUTS
TERMINAL NUMBER DESCRIPTION
30 RELAY INPUT
RELAY OUTPUT
(WINDING)
RELAY INPUT
(WINDING)
RELAY OUTPUT
(ENERGIZED)
RELAY OUTPUT
(AT REST) 85
86
87
87a
30 86
87 87 8530 86
87 85 87a
TERMINAL NUMBER DESCRIPTION
VOLTAGE: IGNITION
SWITCH IN RUN
VOLTAGE: IGNITION
SWITCH IN ACCESSORY,
RUN OR START 15I
R
GROUND 31
POWER STATUS DESCRIPTION
VOLTAGE: SUPPLIED
AT ALL TIMES
VOLTAGE: IGNITION
SWITCH IN RUN OR START
VOLTAGE: IGNITION SWITCH
IN ACCESSORY, RUN OR
START
30 86
87 8530
86
87 85
NAME OF
COMPONENT
F915A
2
10
32
10
32
10
3
SYMBOLS

SYMBOLS












1.5 BR DATA LINK
0670.5 .5 WS/GE
0670.0-030670.0-02
1.5 BRN9
RADIO
THE COMPLETE
WIRE PROGRES-
SION AND FUR-
THER CIRCUITS
CONNECTED TO
GROUND X497 ARE
SHOWN IN CELL
”0670.4 GROUND
DISTRIBUTION” AT
GROUND X497
THE COMPLETE WIRE
PROGRESSION AND
FURTHER CIRCUITS
CONNECTED TO FUSE
18 ARE SHOWN IN CELL
”0670.3 FUSE DETAILS”
AT FUSE 18
CURRENT PATH IS
CONTINUED AS LA-
BELED P90
FRONT POWER
DISTRIBUTION BOX F18
15A
GROUND
DISTRIBUTION
0670.4
N1
ANTI–THEFT
CONTROL MODULE
(DWA) FUSE DETAILS
0670.3A1
GENERAL MODULE
X252
17X332
2
CIRCUIT REF-
ERENCE–A WIRE
WHICH CONNECTS TO
ANOTHER CIRCUIT
A2
INSTRUMENT
CLUSTER
X16
11RXD
ARROW SHOWS
DIRECTION OF
CURRENT FLOW
AND IS REPEATED
WHERE CURRENT
PATH CONTINUES
X497
X1812615
X491
 


BLOCK DIAGRAM









SYMBOLS
A1
GENERAL MODULE
228 17 118 9
C
6160.0 6160.0C
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR
23 20M12
DRIVER’S DOOR
LOCK MOTOR
N17
CRASH CONTROL
MODULE
N1
ANTI–THEFT
CONTROL MODULE
(DWA)
5126.0 5126.0
6575.1
A
54
S5
WIPER/WASHER
SWITCH 6160.0 6160.0 6160.0
M3
WIPER MOTOR
1C
S14
DRIVER’S DOOR
JAMB SWITCHS15
REAR RIGHT DOOR
JAMB SWITCH
S16
LEFT REAR DOOR
JAMB SWITCH S13
PASSENGER’S
DOOR JAMB
SWITCH 15
3
2A
P91
REAR POWER
DISTRIBUTION BOX
6
PIN AND
CONNECTOR NUM-
BERS ONLY ON
THE CONTROL
MODULE
DASHED LINE INDI-
CATES THAT FUR-
THER CIRCUITS
ARE IN THE PATH
BETWEEN COM-
PONENT AND
CONTROL MODULE
EXAMPLE: CON-
NECTORS C PIN 17
AND C PIN 11 GO
TO M17, CONNEC-
TORS A PIN 23 AND
A PIN 20 GO TO
M12
A
THIS CELL CONTAINS A DE-
TAILED INFORMATION OF
THE PATH BETWEEN COM-
PONENT AND CONTROL
MODULE
B
AD
COMPONENTS
WITHOUT PIN OR
CONNECTOR NUM-
BERS
EXAMPLE: CONNECTOR C
PIN 1 GOES TO S13,
CONNECTOR B PIN 15
GOES TO S14
DESCRIPTION OF THE
CONTROL MODULE
CONNECTORSX253
X255X332
X254BCD
=
=
=
=
F317.5A6100.0-03COMPONENT IS
SHOWN IN CELL
ON PAGE AS LA-
BELED
 

K6304
SECONDARY AIR
PUMP RELAY
11 12 13456 78 9
38
37
35
34
33
32
31 42
41
40
39 43 44


FRONT POWER DISTRIBUTION BOX
0670.0 POWER DISTRIBUTION CHART








K2
HORN RELAYK47
FRONT FOG LIGHT
RELAYK48
LOW BEAM LIGHT
RELAYK16
HAZARD FLASHER
RELAYK4
BLOWER RELAY
K13
REAR DEFOGGER
RELAYK125
ABS PUMP MOTOR
RELAY, TIMEDK22
HIGH SPEED
RELAYK19
COMPRESSOR
CONTROL RELAYK21
NORMAL SPEED
RELAY K6301w
FUEL PUMP RELAY K6300
ENGINE CONTROL
MODULE RELAY
X56X44X45X64X58
X292X11393
X53X51X52
X6304X6301X630046
45
3612 3 10
14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
FUSES FUSES
X0
 

POWER DISTRIBUTION CHART
RELAY PANEL UNDER LH SIDE OF DASHBOARD








N17
CRASH CONTROL
MODULEK46
HIGH BEAM LIGHT
RELAY
K46z
DAY LIGHT RELAY
MODULE X65X10262
K45
FOLDING
SUNROOF
COMFORT RELAYX1814
 

X1588
F48


SPLICE PANEL UNDER LH SIDE OF DASHBOARD
POWER DISTRIBUTION CHART







K127y
READING LIGHTS
RELAYX18997
F47
 

X10250
K9
UNLOADER RELAY,
TERMINAL 15X63

5133.0ZKE POWER WINDOWS (FH)

5203.0
5410.4HEATED SEATS
ELECTRIC FOLDING SUNROOF




6100.0
6133.0
6160.1CENTRAL BODY ELECTRONICS (ZKE IV)
HORN
WIPER/WASHER MODULE (WWM)






5126.0
ZKE CENTRAL LOCKING (ZV)

6135.1DRIVE–AWAY PROTECTION (EWS III)

6169.0WINDSHIELD WASHER JET HEATERS

5410.1POWER TILT/SLIDE SUNROOF (SHD)





0670.1 FUSE CHART



FUSES 1 TO 29





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
1230.0
2460.2
3234.0
3450.1
5116.0
30A 5A 30A 15A 30A 30A 5A 30A 7.5A 7.5A 5A 15A 5A 5A 5A 10A 5A 7.5A


20A 15A 30A 5A 5A
CHARGING SYSTEM
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
POWER MIRRORS SLIP CONTROL (ABS/ASC)
30A 15A 10A
SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG) 1210.20ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)







 




1240.0START






5200.0POWER SEATS

6211.0
INSTRUMENT CLUSTER

6213.0CLOCK

5A 5A




FUSE CHART



FUSES 1 TO 29




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 30A 5A 30A 7.5A 7.5A 5A 15A 5A 5A 5A 10A 7.5A20A 15A 30A 5A30A 15A 10A
6314.0PARK/TAIL/UNDERHOOD LIGHTS
6350.0CRASH CONTROL MODULE 6325.0
6330.3
6332.0BRAKE LIGHTS
INTERIOR LIGHTS
INTERIOR ACCESSORIES 6322.0BACK UP LIGHTS


6320.0LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS
6410.7
6450.6
6510.0
6510.1INTEGRATED HEATING– AND CLIMATE CONTROL HEATING CONTROL (HS)
RADIO/CD PLAYER (PROVISIONS)
RADIO/HIFI
6561.0CELLULAR TELEPHONE (PROVISIONS)
6571.0CRUISE CONTROL (TEMPOMAT)








 

6300.0
6312.0
6313.0





LIGHT SWITCH DETAILS
HEADLIGHTS/FOG LIGHTS
TURN/HAZARD LIGHTS











6575.2ANTI–THEFT SYSTEM (ALPINE)


6424.0REAR WINDOW DEFOGGER



6581.3BOARD COMPUTER (BC – LOW)