engine BMW Z3M COUPE 1999 E36 Electrical Troubleshooting Manual



ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)




 



A6000
ENGINE CONTROL
MODULE (DME)
29 30
.5 GE .5 SW
2 148 31 32
.5 GN .5 BR
4 3
W9110
SHIELD
X6240
CYL. 4–6 CYL. 1–3
B6240
KNOCK SENSOR
X60003
12
FUSE DETAILS
0670.3
F2610A
X10017
P90
FRONT POWER
DISTRIBUTION BOX
X62542
GROUND
DISTRIBUTION
0670.4
X6454
B6254
THERMAL OIL
LEVEL SWITCH 33
14X1805
.5 SW/VIA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
21
11X19007
.5 GN/GEA19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
X6000412
.75 SW/GNM6510
STARTER
X60003
30h
26
X60004
39
X60003
31X6254
.5 GR/BR
2 X60004
.5 SW/GE
12X10182
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) .5 SW/GE
.5 SW/GE
2
X89977
NOT USED X276
Z3 VERSIONS
X6511



ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
1





 



6
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
4 X51
FUSE DETAILS
0670.3
2 X515
.75 SW
.5 SW/BL
K19
COMPRESSOR
CONTROL RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X163
X1001818X1001612
F397.5AF165A
2
X1001712
F2610A
X85112
S8511
REVERSING LIGHT
SWITCH
1) OPEN
2) CLOSED IN R
21
X5112
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
2) CLOSED IN RE-
VERSE
20
A6000
ENGINE CONTROL
MODULE (DME)
3523
X121
1X60004
.35 BL/BR
2919
FUSE DETAILS
0670.3
GROUND
DISTRIBUTION
0670.4
27655
GROUND
DISTRIBUTION
0670.4
4 X60001
X6454
GROUND
DISTRIBUTION
0670.4X1212.5 BR/OR
1 X85113 X511
6 X60005
GROUND
DISTRIBUTION
0670.4
X6456
BACK UP LIGHTS
6322.0X1169X1169
1 BL/GE1 BL/GE
1 BL/GE
X60004
S32
CLUTCH SWITCH
1) NORMAL STATE
2) CLUTCH PEDAL
DEPRESSED 12.35 BL/SW
X10010
WITH EGS WITHOUT EGS
3131313131 WITH EGS WITHOUT EGS
X1017012
A9008
CRUISE CONTROL
INTERFACE
Z3 VERSIONS
X60213.75 BL/GE

CHARGING SYSTEM









A2w
INSTRUMENT
CLUSTER
X176
.5 BL
.5 BL
X400
3
X213
.5 BL


TELEPHONE
CONNECTOR
G6509
GENERATORB+
D+
POWER
DISTRIBUTION
0670.2
X6509
16 RT

 
F2610A
12FUSE DETAILS
0670.3
X65242
X65241


F275A
X1001714FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X16
23
Z3 VERSIONS
A6000
ENGINE CONTROL
MODULE (DME)
X60004
1
X6000313 .5 BL










2.5 SW
M6510
STARTER
3050
30h
POWER
DISTRIBUTION
0670.2
25 RT
G6509
GENERATOR B+
1230.0X6509
X6510
16 RT
X6511
2.5 SW/GE
X6512

12 X10182A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
1 X6011
.5 SW/GE
A6000
ENGINE CONTROL
MODULE (DME)
X60004
2
X6000312 .75 SW/GN
30h
30h
X899772
NOT USED
X276
.5 SW/GE .5 SW/GE
G6430
B+ JUMP START
JUNCTION POINT
X6431
X643050 RT

1290.0 E–BOX FAN











X6821
4 RT/WS
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER S52)
1210.17


K6300
ENGINE CONTROL
MODULE RELAY
X6300
2
.5 RT/WS
GROUND
DISTRIBUTION
0670.4
X6454
M6506
E–BOX FAN X65062
X6506
1
M VERSIONS
X10017
12
GROUND
DISTRIBUTION
0670.4
X6454
M6506
E–BOX FAN X65061
X6506
2
Z3 VERSIONS
FUSE DETAILS
0670.3
F26 10AP90
FRONT POWER
DISTRIBUTION BOX






S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
P98
FUSE HOLDER IN
E–BOX 2460.2-00
F285A
26
2460.2-03
36379
2460.2-08
F2610AP90
FRONT POWER
DISTRIBUTION BOX 2460.2-03
204513 2718
S8507
KICK–DOWN
SWITCH 2460.2-023428
&& & &
 

 



 








 





F4615AP90
FRONT POWER
DISTRIBUTION BOX 2460.0-04
10
Y8521
TRANSMISSION
VALVE UNIT
522 2460.2-01
AM2460.2-02
X8500
X8500
EGS
Y19
SHIFT–LOCK 2460.2-02
252
A4S 270R
G6400
B+ JUNCTION
POINT E–BOX2460.2-03
2460.2-02
5330334322114
N
S
42 15
A2w
INSTRUMENT
CLUSTER 2460.2-02
8886
F20430A
POWER
DISTRIBUTION
0670.2
85
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-00TXD2
TXD2
D100
DATA LINK
CONNECTOR
A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-02
TXD2
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)




Pin Assignments






E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
71
Not used
72Not used
73Not used
74Not used
75Not used
76Not used
77Not used
78Not used
79Not used
80Not used
81Not used
82Not used
83Not used
84Not used
85Not used
86Not used
87Not used
88Not used
89Not used
90Not used
91Not used
92Not used
93Not used
94E/ACan-LowEngine control module
95E/ACan-HighEngine control module
96Not used
97E/ATxD diagnostic data linkEngine control module



SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH










ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
5V (15)
234 2818 X8500
X85071X6031
5
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED GROUND
DISTRIBUTION
0670.4 .5 SW/VI.5 BR/VI.5 BL/GN
15 14 X6031
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X60312
X850010.35 BL/RT.5 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
2 1 X1178
Y19
SHIFT–LOCKFUSE DETAILS
0670.3
1 2
–
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD2
GROUND
DISTRIBUTION
0670.4
X6454
52
6A6000
ENGINE CONTROL
MODULE (DME)
32
TXD2 TXD2
X600217 D100
DATA LINK
CONNECTOR
.5 BL/GN
.5 SW/VI .5 BR/VI .5 WS/VI
85 .35 WS/VI
X600023
86 .35 GE
4
CAN – CAN +CAN – CAN +
36
6
.5 GE
X6000437X16
7
.5 BR
CAN – CAN +
A2w
INSTRUMENT
CLUSTER
11 X1170
10
.5 BR
CAN – CAN +A52
SLIP CONTROL
MODULE
(ABS/ASC)
.5 GE
X1893
X1894
.5 GE .5 BR
CAN – CAN +

ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)









P90
FRONT POWER
DISTRIBUTION BOX
L4 L3 L2 L1
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 9 37 8 36 X8500
86 74
.35 BR/
WS.35 BL/
WS.35 BR/
SW.35 BL/
SW
X5113S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
0) OFF (LOW)
1) ON (HIGH)
2) CLOSED IN RE-
VERSE
2 X5115
L4 L3 L2 L1
R
E16
LEFT REAR LIGHT
ASSEMBLY
5 X319
6
4 13 X603133 X1805A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
.5 BR/WS .5 BL/WS .5 BR/SW .5 BL/SW.5 BR/SWFUSE DETAILS
0670.3
L1 L2 L3 L4
P
R
N
D
3
2
11 101
1 000
1 110
0 001
0 011
1 011
0 010
H27
LEFT BACK UP
LIGHT
16X1001712
X1169
1 BL/GEFUSE DETAILS
0670.3
1 BL/GE
L2
.5 BR/SW


F285AF2610A
1 00101012 0
31313131
X191
2 X18994
.35 BR/SW
NOT USEDA6000
ENGINE CONTROL
MODULE (DME)
X6000419
.5 BL/GE
3 X6021
.75 BL/GE
NOT USED





3
3450.1-013450.1-02
3450.1-00
Y1
ABS HYDRAULIC
UNITP90
FRONT POWER
DISTRIBUTION BOX
K94
ENGINE CONTROL
RELAY (ABS/ASC)
A52
SLIP CONTROL
MODULE
(ABS/ASC)
48 X1175
TXD 46
2619302
S30
BRAKE LIGHT
SWITCH F49
50AF4615A
55
3450.1-03
53
M93
AUXILIARY
THROTTLE
POSITION MOTOR
(ADS) 3450.1-022339 43
R31
AUXILIARY
THROTTLE
POSITION SENSOR 3450.1-02 67
10 36
B2
LEFT FRONT
SPEED SENSOR –
ABS 3450.1-0412 13
B4
LEFT REAR SPEED
SENSOR – ABS 3450.1-0414 15
B1
RIGHT FRONT
SPEED SENSOR –
ABS 3450.1-0411 38
B3
RIGHT REAR
SPEED SENSOR –
ABS 3450.1-0488778118
A6000
ENGINE CONTROL
MODULE (DME) 3450.1-08
76
3354275225634493151
F1030AF135A
S6
ASC SWITCH 3450.1-03
44
LIGHT SWITCH
DETAILS
6300.0
3450.1-03
58g
X1175
2035
3450.1-06
29 X117528
S31
PARK BRAKE
SWITCH 3450.1-02
P95
AUXILIARY FUSE
BOX
F3830A
P90
FRONT POWER
DISTRIBUTION BOX
3450.1-02
A2w
INSTRUMENT
CLUSTER
M VERSIONS
37
!
7124
G6509
GENERATOR
F275A
K95
VALVE RELAY
(ABS/ASC) 3450.1-00
3450.1-00
1230.0 D +
3450.1 SLIP CONTROL (ABS/ASC)