fuel BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual
[x] Cancel search | Manufacturer: BMW, Model Year: 1998, Model line: Z3M ROADSTER, Model: BMW Z3M ROADSTER 1998 E36Pages: 347, PDF Size: 7.03 MB
Page 94 of 347
ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
IGNITION COILS AND FUEL PUMP
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X203
2.5 GN
2.5 GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
POWER
DISTRIBUTION
0670.2
7 2.5 GN
21X20
X33
1 X209
15
2
10
3
85 86
87 30
K6326
UNLOADER RELAY,
TERMINAL 15
2 6 8 X6326
56
4X6326
63 X6000
A6000
ENGINE CONTROL
MODULE (DME)
2.5 RT
POWER
DISTRIBUTION
0670.2
G6430
B+ JUMP START
JUNCTION POINT
2.5 GN
X6454
GROUND
DISTRIBUTION
0670.4
X6832
85 86
87 30
K6301w
FUEL PUMP RELAY
4 8 6 X6301
2X6301
6 14
5 X1001616X10016
M2
FUEL PUMP
F135AF1815A
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
4 X6500
X13032
GROUND
DISTRIBUTION
0670.4
1X6500
X6433
2.5 GN
.5 GN
.5 GN1 RT/WS
.5 RT/WSX20
.5 BR/GN
X20
13
.5 GN/VI2.5 GN/VI 1210.20-00
B6247
CHARCOAL FILTER
SHUT–OFF VALVE 2 X6247
1X6247
2X6031
65
.5 GN/BL
.5 GN/BLFUSE DETAILS
0670.3
Page 97 of 347
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ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
7071
X16594
.5 SW/VI
15
10
X600074
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR
CYL. 1 AND 2W9110
SHIELD53
4440
.75 BR/SW
16
7
83
24
A35y
BOARD
COMPUTER
(BC – LOW)
X102454
.35 WS/SW
X20
X6000
TIA6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION
3
X62324
2 X62521
X6252
R6252
THROTTLE
POSITION
SENSOR .75 GR/WS .5 BR/VI
X6461
.5 BR/RT
1 X6205
B6205
INTAKE AIR
TEMPERATURE
SENSOR
.5 BR/SWX6205
2
.5 BR/RT
.75 BR/SW
CYL. 3 AND 4
4 X62403
W9110
SHIELD
21
W9110
SHIELD W9110
SHIELD .35 SW .35 SW
31
15
.5 WS/SW
3 1
4 X6091
.75 BR/SW
6322
X6232X6091
.5 GR/WS .5 BR/VI .5 BR/RT
X8005
2.5 GN
.5 BR/SW B6240
KNOCK SENSOR.5 BR/SW
7 X6031
72
5
3
1 X195283
X19528
B65
FUEL TANK
PRESSURE
SENSOR
1
6 X6031
1 X6501
.5 GR/WS
X6501
2
X10169
&#
.5 BR/SW
.5 BR/SW.5 BR/SW .5 GE/RT
.5 GE/RT
.5 GE/RT.5 GR/WS
.5 GR/WS .5 GR/WS
Page 101 of 347
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ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
K6304
SECONDARY AIR
PUMP RELAY
G6430
B+ JUMP START
JUNCTION POINT
+$(#+( '
9 .5 RT/WS
X6031
NOT USED
GROUND
DISTRIBUTION
0670.4 2 X6263
1 X6263
2 X6163
1 X6163
.5 RT/WS .5 RT/WS
.5 GE/RT
66
Y6263
FUEL CHANGE-
OVER VALVEY6163
SECONDARY AIR
PUMP VALVE
.5 BR/WS82
465 X6304
X6304
POWER
DISTRIBUTION
0670.2
X6821
(PARTIAL)
.5 RT/WSPOWER
DISTRIBUTION
0670.2
.5 BR/WS
.5 BR/WSX6891
4 RT/GE
2 X6133
1 X6133
A6000
ENGINE CONTROL
MODULE (DME) X6000
644 BRY6133
AIR PUMP
1210.20-00
X6433
Page 194 of 347
214–CYLINDER AND
M ROADSTER
WITH ASC14 B
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A4
F235A
K16
HAZARD FLASHER
RELAY S7
COMBINATION
SWITCH
F315A
6211.0-04
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER F27
5A
18
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 6211.0-021
B10
VEHICLE SPEED
SENSOR 6211.0-05G6509
GENERATOR6211.0-00
5B
D+ C
S2
IGNITION SWITCH 6211.0-00F46
15AF1515A NSW
22231686312.016312.0342A
D100
DATA LINK
CONNECTOR
15
A35y
BOARD
COMPUTER
(BC – LOW) 6211.0-00A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
A64
WIPER/WASHER
MODULE (LOW II) 6211.0-00
6211.0-00N9
RADIO
A18
HIFI AMPLIFIER
A51
WIPER/WASHER
MODULE6211.0-00
6211.0-00
2B
17
B6y
FUEL SENSOR 6211.0-05
34617
S31
PARK BRAKE
SWITCH 6211.0-0018
B18
BRAKE FLUID
LEVEL SWITCH 6211.0-0019
B6231
OIL PRESSURE
SWITCH 6211.0-029
H10
CHIME MODULE 6211.0-0619
B17
RIGHT REAR
BRAKE PAD
SENSOR B16
LEFT FRONT
BRAKE PAD
SENSOR
243
1230.0A
A
6211.0-01 6211.0-01A
B
A= X16B= X17C= X271
S14
DRIVER’S DOOR
JAMB SWITCH
23
6211.0-06
S2
IGNITION SWITCH 6211.0-06
22B
S58
DRIVER’S SEAT
BELT SWITCH 6211.0-01
13 20 16A6000
ENGINE CONTROL
MODULE (DME)
6211.0-06 6211.0-02
15
B21
1AB
5B
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 6211.0-01Z3 ROADSTER
6–CYLINDER AND
M ROADSTER
WITH ABS
12
A52
SLIP CONTROL
MODULE
(ABS/ASC)
A7
SLIP CONTROL
MODULE (ABS)
6313.0-03S8
LIGHT SWITCH
6300.0
14
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE 6211.0-00
11
A
12
TXD
B
11
RXD
Z3 ROADSTER
6211.0-03
6211.0-04
6211.0 INSTRUMENT CLUSTER
Page 196 of 347
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Pin Assignments
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E = Input, A = Output, M = Ground
X17
Pin Type Description/Function Connection
1
ETrailer turn signal indicator controlHazard flasher relay
2AVehicle speed signalVarious control modules
3MGround supply, terminal 31 for indicator and
warning lampsGround point
4EVoltage supply, terminal 15 for instrument
cluster electronicsFront power distribution box, fuse 23
5EVoltage supply, terminal 15 for battery
charge indicatorIgnition switch, terminal 15
6EGround supply, terminal 61 for battery
charge indicatorGenerator
7Not used
8EFog light indicator controlFront power distribution box, fuse 15
9ASound tone signalChime module
10not used
11ESlip control system warning lamp (ABS)
controlSlip control module (ABS/ASC) (Z3 Road-
ster 6-cylinder and M Roadster with ABS)
12EASC signalASC control module
13ATI-measurement signal (fuel consumption)Engine control module (DME)
14ESeat belt warning lamp controlDriver’s seat belt switch
15ESIA reset/service interval indicator resetData link connector
16EVoltage supply, terminal RFront power distribution box, fuse 46
17ACoolant temperature sensor (–)Coolant temperature sensor
18ECoolant temperature sensor (+)Coolant temperature sensor
19EOil pressure warning lamp controlOil pressure switch
20Not used
21MGround (ASC)Ground point (Z3 Roadster 6-cylinder and
M Roadster with ABS)
21EABS warning lamp (ABS)Slip control module (ABS/ASC)
(4-cylinder and M Roadster with ASC)
22EIgnition key warning/audible ignition key
warningIgnition switch
23EDriver’s door openDriver’s door jamb switch
Page 197 of 347
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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
24
Not used
25Not used
26Not used
X271
Pin Type Description/Function Connection
1
AFuel level sensorFuel tank sensors
2Not used
3AGround supply for fuel tank sensor and
vehicle speed sensorFuel tank sensor and vehicle speed
sensor
4EPosition signal TWVehicle speed sensor
5Not used
6Not used
7Not used
8Not used
9Not used
10Not used
11Not used
12Not used
Page 203 of 347
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INDICATORS
INSTRUMENT CLUSTER
P90
FRONT POWER
DISTRIBUTION BOX
A2w
INSTRUMENT
CLUSTER
11) FUEL GAUGE
14) SPEEDOME-
TER
31
416X1622
X173X2714
B10
VEHICLE SPEED
SENSORX3832
X3831
14
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
X65003
13
B6y
FUEL SENSOR
X10018232X100176
X17
.5 BR/GE
.5 BR/SWX6500
6.5 BR/SW .5 BR/RT
.5 BR/SW
X805
11
01530
45
60FUSE DETAILS
0670.3
X11291
BOARD
COMPUTER
(BC – LOW)
6581.3
.5 BR/GE
+"(&&
F235AF4615AF315A
313131
30
Page 252 of 347
6–CYLINDER9
6581.3 BOARD COMPUTER (BC – LOW) !""
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B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
31
30
31
3131
.35 BR/GR
P90
FRONT POWER
DISTRIBUTION BOX
232 X10018
FUSE DETAILS
0670.3
510
911
LIGHT SWITCH
DETAILS
6300.0
X10245
86 X10245
X10010
1 X770
2 X770
GROUND
DISTRIBUTION
0670.4
X10010GROUND
DISTRIBUTION
0670.4
F315AF4615A
58g
FUSE DETAILS
0670.3
.5 WS/VI2.35 WS/GE3.5 BR/GE7
15
.5 SW/WS2
X188
INSTRUMENT
CLUSTER
6211.0
X11291
B6y
FUEL SENSOR 3 X6500
6 X6500
15
31
3 X271
.5 BR/SW
.5 BR/GE
1 X271
15
.35 BR/RT1
10 X32
1 X32
X18170
GROUND
DISTRIBUTION
0670.4
A2w
INSTRUMENT
CLUSTER
2) VEHICLE
SPEED
OUTPUT 2
X17
.35 SW/WS
.5 GR/RT
A35y
BOARD
COMPUTER
(BC – LOW)
S7
COMBINATION
SWITCH
10) PROGRAM
MODUS 10TXD RXD
DATA LINK
0670.5
.5 BR/GE
A2w
INSTRUMENT
CLUSTER
.5 BR/SW.5 BR/SW
X805
INSTRUMENT
CLUSTER
6211.0
31415
83A6000
ENGINE CONTROL
MODULE (DME)
X6000
24X20.5 WS/SW
.35 WS/SW
.35 BR/RT
.5 BR
Page 254 of 347
COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
B1 . . . . RIGHT FRONT SPEED SENSOR – ABS . . on RH front wheel, above brake caliper
B2 . . . .
LEFT FRONT SPEED SENSOR – ABS . . .
on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-3
B3 . . . . RIGHT REAR SPEED SENSOR – ABS . . . on RH rear wheel, above brake caliper
B4 . . . . LEFT REAR SPEED SENSOR – ABS . . . . on LH rear wheel, above brake caliper
B6y . . . FUEL SENSOR . . . . . . . . . . . . . . . . . . . . . . . . in fuel tank
B8y . . . PRESSURE SWITCH . . . . . . . . . . . . . . . . . . . front RH side of engine compartment
B9 . . . .
INTERMEDIATE PRESSURE SWITCH . . .
front RH side of engine compartment
B10 . . VEHICLE SPEED SENSOR . . . . . . . . . . . . . on differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-2
B14 . . EVAPORATOR TEMPERATURE SENSOR RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2
B16 . . LEFT FRONT BRAKE PAD SENSOR . . . . . on LH front wheel, above brake caliper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
B17 . . RIGHT REAR BRAKE PAD SENSOR . . . . . behind RH rear wheel
B18 . .
BRAKE FLUID LEVEL SWITCH . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
09-1
B21 . .
ON–BOARD COMPUTER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
on front LH wheel well (4–cylinder) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-1
B21 . .
ON–BOARD COMPUTER TEMPERATURE
SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . .
in RH front bumper (6–cylinder) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
35-2
B59 . . OIL TEMPERATURE GAUGE . . . . . . . . . . . center console
B65 . . FUEL TANK PRESSURE SENSOR . . . . . . . top of fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-2
B78 . . DRIVER’S SIDE IMPACT SENSOR . . . . . . under LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39-3
B79 . .
PASSENGER’S SIDE IMPACT SENSOR . .
under RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
39-1
B900 .
JUMPER PLUG . . . . . . . . . . . . . . . . . . . . . . . .
LH footwell
B6203 CRANKSHAFT POSITION/RPM SENSOR rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-3
Page 260 of 347
COMPONENT LOCATION CHART
!""#""$
COMP.8500.0 7100.0LOCATION DESCRIPTION
K21 . . NORMAL SPEED RELAY . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K22 . .
HIGH SPEED RELAY . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
09-3
K33a . AIR CONDITIONING RELAY, MOTRONIC . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K46 . . HIGH BEAM LIGHT RELAY . . . . . . . . . . . . . footwell, driver’s side (USA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-1
K46z . DAY LIGHT RELAY MODULE . . . . . . . . . . . . footwell, driver’s side (CDN)
K47 . . FRONT FOG LIGHT RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-2
K48 . .
LOW BEAM LIGHT RELAY . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
09-2
K75 . . ABS PUMP MOTOR RELAY . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 09-3
K94 . . ENGINE CONTROL RELAY (ABS/ASC) . . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K95 . . VALVE RELAY (ABS/ASC) . . . . . . . . . . . . . . Power Distribution Box, rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . 08-3
K910 .
PASSENGER’S SEAT TILT ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41-1
K911 . .
PASSENGER’S SEAT LENGTH ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of RH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
41-1
K920 .
DRIVER’S SEAT TILT ADJUST CUT–OFF
RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
underside of LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
42-2
K921 .
DRIVER’S SEAT LENGTH ADJUST
CUT–OFF RELAY . . . . . . . . . . . . . . . . . . . .
underside of LH front seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
42-2
K6300 ENGINE CONTROL MODULE RELAY . . . . rear RH side of engine compartment in E–Box (6–cylinder) . . . . . . . . . . . . . . . . . . . . . 01-1
K6300
ENGINE CONTROL MODULE RELAY . . . .
rear RH side of engine compartment in E–Box (4–cylinder) . . . . . . . . . . . . . . . . . . . . .
36-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-1
K6304 SECONDARY AIR PUMP RELAY . . . . . . . . rear RH side of engine compartment in E–Box (6–cylinder) . . . . . . . . . . . . . . . . . . . . . 01-1
K6304 SECONDARY AIR PUMP RELAY . . . . . . . . rear LH side of engine compartment (4–cylinder) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37-1