height BMW 323i 1999 E36 Electrical Troubleshooting Manual




INDEX








POWER WINDOW SWITCH, DRIVER’S, S126y 5133.1-01. . . . . . .
POWER WINDOW SWITCH, PASSENGER’S, S127y 5133.1-01. . .
POWER WINDOWS (FH) 5133.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.7. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B9508 6450.7. . . . . . . . . . . . . . . . . . . . . . . . . . .
PROGRAM SWITCH, S8503 2460.. . . . . . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER,
DRIVER’S SIDE, G12 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PYROTECHNICAL BELT TENSIONER,
PASSENGER’S SIDE, G13 3234.0-00. . . . . . . . . . . . . . . . . . . . . . . .
RADIO, N9 6510.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO, N9 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO/HIFI/TOP HIFI 6510.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RADIO/STEREO 6510.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REAR POWER WINDOW SWITCH, LH, S128z 5133.1-02. . . . . . . .
REAR POWER WINDOW SWITCH, RH, S129z 5133.1-02. . . . . . . .
RECIRCULATION FLAP MOTOR, M40 6450.7-03. . . . . . . . . . . . . . .
RECIRCULATION FLAP MOTOR, REAR, M46 6450.7-03. . . . . . . .
REGULATION FLAP MOTOR, M44 6450.7-03. . . . . . . . . . . . . . . . . .
RELAY MODULE, A5 5133.1-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RELAY MODULE, A5 6100.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RESISTOR, R8554 0670.4-12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REVERSING LIGHT SWITCH, S8511 6322.0-00. . . . . . . . . . . . . . . .
ROLLOVER PROTECTION ACTUATOR, LH, Y85 5430.1-03. . . . . .
ROLLOVER PROTECTION ACTUATOR, RH, Y86 5430.1-03. . . . .
ROLLOVER SENSOR, N24 5430.1-03. . . . . . . . . . . . . . . . . . . . . . . . .
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 LUMBAR SUPPORT MOTOR/VALVE, DRIVER’S,
M55z 5200.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SEAT LUMBAR SWITCH, DRIVER’S, S52 5200.0-02. . . . . . . . . . . .
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 1210.17-05. . . . . . . . . . . .
SECONDARY AIR PUMP RELAY, K6304 1210.20-09. . . . . . . . . . . .
SECONDARY AIR PUMP VALVE, Y6163 1210.17-05. . . . . . . . . . . .
SECONDARY AIR PUMP VALVE, Y6163 1210.20-09. . . . . . . . . . . .
SHIFT–LOCK, Y19 2460.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SIDE IMPACT SENSOR, DRIVER’S, B78 3234.0-01. . . . . . . . . . . . .
SIDE IMPACT SENSOR, PASSENGER’S, B79 3234.0-01. . . . . . . .


DRIVER’S SEAT









5200.0 POWER SEATS
P90
FRONT POWER
DISTRIBUTION BOX F40
30A
X10018
20
5X603
FUSE DETAILS
0670.3
S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
3) SEAT HEIGHT
SWITCH
0) OFF
1) UP
2) DOWN
5) SEATBACK
SWITCH
0) OFF
1) FRONT
2) BACK
6) SEAT CUSHION
TILT SWITCH
0) OFF
1) UP
2) DOWN
7) SEAT
POSITION
SWITCH
0) OFF
1) FRONT
2) BACK
2121212121212
12 1
53 7
M53
DRIVER’S SEAT-
BACK RECLINER
MOTOR
6
1
1.5 GN/VI
2 X729
1.5 SW/VI
X6031210783412
M52
DRIVER’S SEAT
HEIGHT MOTOR 1 1.5 BL/GR
2 X728
1.5 VI/GR
M51
DRIVER’S SEAT
MOVEMENT
MOTOR 1 1 GN/GE
2 X726
1 SW/GE
M50
DRIVER’S SEAT
CUSHION TILT
MOTOR 2 1 VI/RT
1 X7271 BL/RT
X13006
GROUND
DISTRIBUTION
0670.4
6
GN SW BL VI GN SW VI BL00 00 00 0 0


PASSENGER’S SEAT








POWER SEATS
P90
FRONT POWER
DISTRIBUTION BOX F5
30A
X10015
10
5 X604
FUSE DETAILS
0670.3
S56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH
3) SEAT HEIGHT
SWITCH
0) OFF
1) UP
2) DOWN
5) SEATBACK
SWITCH
0) OFF
1) FRONT
2) BACK
6) SEAT CUSHION
TILT SWITCH
0) OFF
1) UP
2) DOWN
7) SEAT
POSITION
SWITCH
0) OFF
1) FRONT
2) BACK M61
PASSENGER’S
SEAT CUSHION
TILT MOTOR
6
1
1 BL/RT
2 X735
1 VI/RT
X60412438712 10
M60
PASSENGER’S
SEAT MOVEMENT
MOTOR 2 1 SW/GE
1 X734
1 GN/GE
M59
PASSENGER’S
SEAT HEIGHT
MOTOR 1 1.5 BL/GR
2 X737
1.5 VI/GR
M58
PASSENGER’S
SEATBACK RECLIN-
ER MOTOR 1 1.5 GN/VI
2 X7361.5 SW/VI
X495
GROUND
DISTRIBUTION
0670.4
VI BL GN SW VI BL SW GN 21
2
1212
1212
1212
1
53 7
6 00 00 00 0 0




COMPONENT LOCATION CHART








COMP.8500.0 7100.0LOCATION DESCRIPTION
M35 . . DEFROSTER FLAP MOTOR . . . . . . . . . . . . . RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-2

M36 . .
FRESH AIR FLAP MOTOR . . . . . . . . . . . . . . .
below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29-3

M40 . . RECIRCULATION FLAP MOTOR . . . . . . . . . below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-2


M43 . .

CONVERTIBLE TOP STORAGE LID LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
in convertible top compartment left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

22-1


M44 . . REGULATION FLAP MOTOR . . . . . . . . . . . . . RH side of IHKA Plenum
M46 . . REAR RECIRCULATION FLAP MOTOR . . . RH side of IHKA Plenum
M50 . . DRIVER’S SEAT CUSHION TILT MOTOR . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3

M51 . .
DRIVER’S SEAT MOVEMENT MOTOR . . . .
under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
23-3

M52 . . DRIVER’S SEAT HEIGHT MOTOR . . . . . . . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3
M53 . . DRIVER’S SEATBACK RECLINER MOTOR under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-3


M55z .

DRIVER’S SEAT LUMBAR SUPPORT MO-
TOR/VALVE . . . . . . . . . . . . . . . . . . . . . . . . . .
under LH front seat






M58 . .

PASSENGER’S SEATBACK RECLINER
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
under RH front seat




M59 . . PASSENGER’S SEAT HEIGHT MOTOR . . . under RH front seat

M60 . .
PASSENGER’S SEAT MOVEMENT
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
under RH front seat





M61 . .
PASSENGER’S SEAT CUSHION TILT
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
under RH front seat






M93 . .

AUXILIARY THROTTLE POSITION MOTOR
(ADS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
front of engine compartment




M98 . . LEFT REAR WINDOW MOTOR . . . . . . . . . . . left from LH rear seat behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-2

M99 . .
RIGHT REAR WINDOW MOTOR . . . . . . . . .
RH side of RH rear seat behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
22-2




COMPONENT LOCATION VIEWS








X382
E56
DRIVER’S SEAT-
BACK HEATER X275X726X727X728X729X778E57
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
MOTOR X402

E36
PASSENGER’S
MAKE–UP MIRROR
LIGHT
S78
PASSENGER’S
MAKE–UP MIRROR
SWITCH