1999 BMW 318ti radio

BMW NA
ELECTRICAL TROUBLESHOOTING
MANUAL
SERIES 3 – E36/5 (318ti)
SCHEMATICS MODEL YEAR 1999
0100.0 INDEX
0110.0 INTRODUCTION
0140.0 SYMBOLS
0670.0POWER DISTRIBUTION CHART 0670.1 FUSE CHART 0670.2 POWER DISTRIBUTION 0670.3 FUSE DETAILS 0670.4 GROUND DISTRIBUTION
0670.5 DATA LINK


1210.20

ENGINE CONTROL SYSTEM
(DME M5.2, 4–CYLINDER M44)
1230.0 CHARGING SYSTEM
1240.0 START


2460.2

ELECTRONIC TRANSMISSION
CONTROL (EGS A4S 270R)
3234.0 SUPPLEMENTAL RESTRAINT
SYSTEM (AIR BAG)
3450.1 SLIP CONTROL (ABS/ASC) 5116.0 POWER MIRRORS 5126.0 ZKE CENTRAL LOCKING (ZV)
5133.0 ZKE POWER WINDOWS (FH)
5200.0 POWER SEATS
5203.0 HEATED SEATS


5410.1

POWER TILT/SLIDE SUNROOF
(SHD)
5410.4 ELECTRIC FOLDING SUNROOF
6100.0 CENTRAL BODY
ELECTRONICS (ZKE IV)
6133.0 HORN
6135.1
DRIVE–AWAY PROTECTION
(EWS III)


6160.1

WIPER/WASHER MODULE
(WWM)


6169.0

WINDSHIELD WASHER JET
HEATERS
6211.0 INSTRUMENT CLUSTER
6213.0 DIGITAL CLOCK
6300.0 LIGHT SWITCH DETAILS
6312.0HEADLIGHTS/FOG LIGHTS 6313.0 TURN/HAZARD LIGHTS
6314.0
PARK/TAIL/UNDERHOOD
LIGHTS


6320.0

LICENSE PLATE/LUGGAGE
COMPARTMENT LIGHTS
6322.0 BACK UP LIGHTS
6325.0 BRAKE LIGHTS
6330.3 INTERIOR LIGHTS
6332.0 INTERIOR ACCESSORIES
6350.0 CRASH CONTROL MODULE
6410.7 HEATING CONTROL (HS)
6424.0REAR WINDOW DEFOGGER
6450.6
INTEGRATED HEATING– AND
CLIMATE CONTROL
6510.0 RADIO/STEREO 6510.1 RADIO/HIFI


6561.0

CELLULAR TELEPHONE
(PROVISIONS)


6571.0

CRUISE CONTROL
(TEMPOMAT)
6575.2 ANTI–THEFT SYSTEM (ALPINE)


6581.3

BOARD COMPUTER
(BC – LOW)
7000.0 COMPONENT LOCATION
CHART

7100.0
COMPONENT LOCATION
VIEWS
8000.0 SPLICE LOCATION VIEWS 8500.0 CONNECTOR VIEWS




INDEX








 

LICENSE PLATE LIGHT, RIGHT, E44 6320.0-00. . . . . . . . . . . . . . . .
LICENSE PLATE/LUGGAGE COMPARTMENT LIGHTS 6320.0. . .
LIGHT SWITCH DETAILS 6300.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LIGHT SWITCH ILLUMINATION, E97 6300.0-00. . . . . . . . . . . . . . . .
LIGHT SWITCH, S8 6300.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT RELAY, K48 6312.0. . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, LEFT, E13 6312.0. . . . . . . . . . . . . . . . . . . . . . . . .
LOW BEAM LIGHT, RIGHT, E14 6312.0. . . . . . . . . . . . . . . . . . . . . . . .
LOW RANGE SPEAKER, LEFT FRONT, H58 6510.0-00. . . . . . . . . .
LOW RANGE SPEAKER, LEFT FRONT, H58 6510.1-01. . . . . . . . . .
LOW RANGE SPEAKER, LEFT REAR, H57 6510.1-01. . . . . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.0-00. . . . . . . .
LOW RANGE SPEAKER, RIGHT FRONT, H51 6510.1-02. . . . . . . .
LOW RANGE SPEAKER, RIGHT REAR, H52 6510.1-02. . . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, LEFT,
E46 0670.4-17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT ASSEMBLY, RIGHT,
E47 0670.4-17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT SWITCH, S61y 6320.0-01. . .
LUGGAGE COMPARTMENT LIGHT, RIGHT, H91 6320.0-01. . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-03. . . . .
MAKE–UP MIRROR LIGHT, DRIVER’S, E35 6330.3-00. . . . . . . . . .
MAKE–UP MIRROR LIGHT, PASSENGER’S, E36 6330.3-00. . . . .
MAKE–UP MIRROR SWITCH, DRIVER’S, S77 6330.3-00. . . . . . . .
MAKE–UP MIRROR SWITCH, PASSENGER’S, S78 6330.3-00. . .
MID–HIGH RANGE SPEAKER, LEFT, H42 6510.1-03. . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, RIGHT, H43 6510.1-03. . . . . . . . . .
MIDRANGE SPEAKER, LEFT FRONT, H55 6510.1-03. . . . . . . . . . .
MIDRANGE SPEAKER, RIGHT FRONT, H54 6510.1-03. . . . . . . . . .
MIRROR CONTROL SWITCH, S17 5116.0-00. . . . . . . . . . . . . . . . . .
MIRROR, DRIVER’S SIDE, Y5 5116.0-01. . . . . . . . . . . . . . . . . . . . . . .
MIRROR, PASSENGER’S SIDE, Y6 5116.0-01. . . . . . . . . . . . . . . . . . NORMAL SPEED RELAY, K21 6450.6-03. . . . . . . . . . . . . . . . . . . . . . .
OBD II CONNECTOR, D110 0670.5-09. . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-02. . . . . . . . . . . . . . . . . . . .
ON–BOARD COMPUTER TEMPERATURE SENSOR,
B21 6581.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR
(BEHIND CATALYTIC CONVERTER), B62002 1210.20-03. . . . . .
OXYGEN SENSOR
(IN FRONT OF CATALYTIC CONVERTER), B62001 1210.20-03.
PARK BRAKE SWITCH, S31 6211.0-00. . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, LEFT, E15 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, RIGHT, E19 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK/TAIL/UNDERHOOD LIGHTS 6314.0. . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION 0670.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION BOX, FRONT, P90 0670.2. . . . . . . . . . . . .
POWER DISTRIBUTION CHART 0670.0. . . . . . . . . . . . . . . . . . . . . . .
POWER MIRRORS 5116.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER SEATS 5200.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER TILT/SLIDE SUNROOF (SHD) 5410.1. . . . . . . . . . . . . . . . . .
POWER WINDOW SWITCH, DRIVER’S, S126y 5133.0-01. . . . . . .
POWER WINDOW SWITCH, PASSENGER’S, S127y 5133.0-01. . .
PRESSURE SWITCH, B8y 1210.20-07. . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM SWITCH, S8503 2460.2-00. . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER,
PASSENGER’S SIDE, G13 3234.0-02. . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER, DRIVER’S SIDE,
G12 3234.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO, N9 6510.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO, N9 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO/HIFI 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .




INDEX








 

RADIO/STEREO 6510.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REVERSING LIGHT SWITCH, S8511 6322.0-00. . . . . . . . . . . . . . . .
SEAT BELT SWITCH, DRIVER’S, S58 3234.0-02. . . . . . . . . . . . . . . .
SEAT BELT SWITCH, PASSENGER’S, S59 3234.0-02. . . . . . . . . . .
SEAT CONTROL SWITCH, DRIVER’S SEAT, S51 5200.0-00. . . . .
SEAT CONTROL SWITCH, PASSENGER’S SEAT, S56 5200.0-01.
SEAT CUSHION TILT MOTOR, DRIVER’S, M50 5200.0-00. . . . . . .
SEAT CUSHION TILT MOTOR, PASSENGER’S, M61 5200.0-01. .
SEAT HEATER SWITCH, DRIVER’S SEAT, S53 5203.0-00. . . . . . .
SEAT HEATER SWITCH, PASSENGER’S SEAT, S54 5203.0-00. .
SEAT HEATER, DRIVER’S, E57 5203.0-00. . . . . . . . . . . . . . . . . . . . .
SEAT HEATER, PASSENGER’S, E58 5203.0-00. . . . . . . . . . . . . . . .
SEAT HEIGHT MOTOR, DRIVER’S, M52 5200.0-00. . . . . . . . . . . . .
SEAT HEIGHT MOTOR, PASSENGER’S, M59 5200.0-01. . . . . . . .
SEAT MAT, I1008 3234.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SEAT MOVEMENT MOTOR, DRIVER’S, M51 5200.0-00. . . . . . . . .
SEAT MOVEMENT MOTOR, PASSENGER’S, M60 5200.0-01. . . .
SEAT OCCUPANCY DETECTOR, A113 3234.0-03. . . . . . . . . . . . . .
SEATBACK HEATER, DRIVER’S, E56 5203.0-00. . . . . . . . . . . . . . . .
SEATBACK HEATER, PASSENGER’S, E59 5203.0-00. . . . . . . . . . .
SEATBACK RECLINER MOTOR, DRIVER’S, M53 5200.0-00. . . . .
SEATBACK RECLINER MOTOR, PASSENGER’S, M58 5200.0-01
SECONDARY AIR PUMP RELAY, K6304 1210.20-08. . . . . . . . . . . .
SECONDARY AIR PUMP VALVE, Y6163 1210.20-08. . . . . . . . . . . .
SHIFT–LOCK, Y19 2460.2-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SIDE IMPACT SENSOR, DRIVER’S, B78 3234.0-01. . . . . . . . . . . . .
SIDE IMPACT SENSOR, PASSENGER’S, B79 3234.0-01. . . . . . . .
SLIP CONTROL (ABS/ASC) 3450.1. . . . . . . . . . . . . . . . . . . . . . . . . . . .
SLIP CONTROL MODULE (ABS/ASC), A52 3450.1. . . . . . . . . . . . . .
SPEAKER, LEFT REAR, H46 6510.0-00. . . . . . . . . . . . . . . . . . . . . . .
SPEAKER, LEFT REAR, H46 6510.1-01. . . . . . . . . . . . . . . . . . . . . . .
SPEAKER, RIGHT REAR, H45 6510.0-00. . . . . . . . . . . . . . . . . . . . . . SPEAKER, RIGHT REAR, H45 6510.1-02. . . . . . . . . . . . . . . . . . . . . .
SPEED SENSOR – ABS, LEFT FRONT, B2 3450.1-03. . . . . . . . . . .
SPEED SENSOR – ABS, LEFT REAR, B4 3450.1-03. . . . . . . . . . . .
SPEED SENSOR – ABS, RIGHT FRONT, B1 3450.1-03. . . . . . . . . .
SPEED SENSOR – ABS, RIGHT REAR, B3 3450.1-03. . . . . . . . . . .
SPLICE LOCATION VIEWS 8000.0. . . . . . . . . . . . . . . . . . . . . . . . . . . .
START 1240.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
STARTER IMMOBILIZATION SWITCH, S235 6135.1-00. . . . . . . . . .
STARTER, M6510 1240.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SUBWOOFER, H66 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SUPPLEMENTAL RESTRAINT SYSTEM (AIR BAG) 3234.0. . . . . .
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL
MODULE, A12 3234.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SYMBOLS 0140.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TAIL LIGHT, LEFT, H25 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TAIL LIGHT, LEFT, H37 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TAIL LIGHT, RIGHT, H30 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TAIL LIGHT, RIGHT, H39 6314.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TELEPHONE CONNECTOR 6561.0-00. . . . . . . . . . . . . . . . . . . . . . . .
TEMPERATURE WHEEL SWITCH, S531 6450.6-01. . . . . . . . . . . . .
THROTTLE POSITION SENSOR (ASC), R6255z 3450.1-00. . . . . .
THROTTLE POSITION SENSOR, R6252 1210.20-04. . . . . . . . . . . .
TILT/SLIDE SUNROOF CONTROL ASSEMBLY, A56 5410.1. . . . . .
TILT/SLIDE SUNROOF SWITCH (SHD), S38 5410.1-01. . . . . . . . . .
TRANSMISSION CONTROL MODULE (EGS), A8500 2460.2. . . . .
TRANSMISSION POSITION INDICATOR LIGHT, E82 6300.0-01. .
TRANSMISSION VALVE UNIT, Y8505y 2460.2-03. . . . . . . . . . . . . . .
TURN LIGHT, LEFT FRONT, H7 6313.0-02. . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT FRONT, H7 6314.0-00. . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT REAR, H6 6313.0-03. . . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT FRONT, H4 6313.0-02. . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT FRONT, H4 6314.0-00. . . . . . . . . . . . . . . . . . . .


 











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

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
 

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)






FUSE CHART







FUSE NUMBER

40





   
   





FUSES 30 TO 48

7.5A 5A 30A 10A 15A 25A 30A 7.5A 30A 15A 7.5A 15A30A 10A 5A7.5A

15A


















 

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) 6312.0
6313.0HEADLIGHTS/FOG LIGHTS
TURN/HAZARD LIGHTS





6575.2ANTI–THEFT SYSTEM (ALPINE)


40A




6424.0REAR WINDOW DEFOGGER





6581.3BOARD COMPUTER (BC – LOW)

6300.0LIGHT SWITCH DETAILS




FUSES 8 AND 9







FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
K2
HORN RELAY 6 X56
F815A
16
1 RT/GR/GE
6133.0
F920A
18 X10015
4 X322
N9
RADIO 9 X18126
1.5 RT/WS
6510.1 30
N9
RADIO 9 X18126
1.5 RT/WS
6510.0
A18
HIFI AMPLIFIER 1 X17179
6510.1
X19513
1.5 RT/WS
2.5 RT/WS STEREO HIFI2.5 RT/WS
 

1.5 RT/WS
H66
SUBWOOFER 2 X17159
6510.1
2.5 RT/WS
X17319
1.5 RT/WS
2.5 RT/WS
WITH SUBWOOFER1 X605