engine BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual






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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

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 ROADSTER

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#""$
S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
87
K6300
ENGINE CONTROL
MODULE RELAY 2460.2-00
F285A
26
2460.2-03
36379
TXD
X850088
2460.2-08
48
F2610AP90
FRONT POWER
DISTRIBUTION BOX 2460.2-03
204513 2718
S8507
KICK–DOWN
SWITCH 2460.2-023428
#% & 
# ##
# 
# ##
 *#
 &##
# %##
 ##
F4615AP90
FRONT POWER
DISTRIBUTION BOX 2460.0-08
10
Y8521
TRANSMISSION
VALVE UNIT
522 2460.2-01
AM2460.2-02
X8500
X8500
EGS
Y19
SHIFT–LOCK 2460.2-02
252
A4S 270R
G6430
B+ JUMP START
JUNCTION POINT0670.2
6–CYLINDER
2460.2-02
5330334322114
N
S
42 15
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-00
85868283
A2w
INSTRUMENT
CLUSTER 2460.2-02
25
A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-02
19
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)

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#""$
S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
87
K6300
ENGINE CONTROL
MODULE RELAY 2460.2-04
F285A
26
2460.2-07
36379
TXD
X850088
2460.2-08
48
F2610AP90
FRONT POWER
DISTRIBUTION BOX 2460.2-07
204513 2718
S8507
KICK–DOWN
SWITCH 2460.2-063428
#% & 
# ##
# 
# ##
 *#
 &##
# %##
 ##
F4615AP90
FRONT POWER
DISTRIBUTION BOX 2460.0-08
10
Y8505y
TRANSMISSION
VALVE UNIT
522 2460.2-05
AM2460.2-06
X8500
X8500
EGSA4S 270R
G6430
B+ JUMP START
JUNCTION POINT0670.2
4–CYLINDER
2460.2-06
5330334322114
N
S
42 15
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-04
85868283
A2w
INSTRUMENT
CLUSTER 2460.2-06
25
5552
Y19
SHIFT–LOCK 2460.2-05
2
4046
A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-04
12 17
NOT USED
6
ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)



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Pin Assignments (6-Cylinder)
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
207
Not used
208ATorque converter clutch solenoid valve
control (–)Transmission valve unit
209ASolenoid valve 2 control (–)Transmission valve unit
210MGroundGround point
211Not used
212EGear range signal L1Automatic transmission range switch
213EGear range signal L3Automatic transmission range switch
214Not used
215Not used
216Not used
217Not used
218EOutput speed (+)Transmission valve unit
219Not used
220Not used
221AA-program indicationProgram switch
222Not used
223Not used
224EBrake switch test signalBrake light switch
225Not used
226Not used
227Not used
228AShift-lock solenoid controlShift-lock
229AVoltage solenoid valvesTransmission valve unit
230EVoltage supply terminal 87Engine control module relay
231Not used
232Not used
233Not used
234Not used
235Not used
236Not used
237Not used



#""$
Pin Assignments (6-Cylinder)
 !""





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
238
Not used
239Not used
240Not used
241Not used
242Not used
243Not used
244Not used
245Not used
246Not used
247Not used
248Not used
249Not used
250Not used
251Not used
252Not used
253Not used
254Not used
255Not used
256Not used
257Not used
258E/AJumper plug
259E/AJumper plug
260Not used
261E/ACan-LowEngine control module
262E/ACan-HighEngine control module
263Not used
264E/ATxD diagnostic data linkData link connector



#""$
Pin Assignments (4-Cylinder)
 !""





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
295
Not used
296ATorque converter clutch solenoid valve
control (–)Transmission valve unit
297ASolenoid valve 2 control (–)Transmission valve unit
298MGroundGround point
299Not used
300EGear range signal L1Automatic transmission range switch
301EGear range signal L3Automatic transmission range switch
302Not used
303Not used
304ERPM speed signal TDEngine control module
305Not used
306EOutput speed (+)Transmission valve unit
307Not used
308Not used
309AA-program indicationProgram switch
310EA/C compressor-ON-signalEngine control module
311Not used
312EBrake switch test signalBrake light switch
313Not used
314Not used
315Not used
316AVoltage supplyShift-lock/Transmission valve unit
317EVoltage pressure regulatorTransmission valve unit
318EVoltage supply, terminal 87Engine control module relay
319EVoltage supply, terminal 87Engine control module relay
320Not used
321Not used
322Not used
323Not used
324Not used
325Not used



#""$
Pin Assignments (4-Cylinder)
 !""





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
326
Not used
327Not used
328Not used
329Not used
330Not used
331Not used
332Not used
333Not used
334Not used
335Not used
336Not used
337Not used
338Not used
339Not used
340Not used
341Not used
342Not used
343Not used
344Not used
345Not used
346E/AJumper plug
347E/AJumper plug
348Not used
349E/ACan-LowEngine control module
350E/ACan-HighEngine control module
351Not used
352E/ATxD diagnostic data linkData link connector






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#""$



ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
K6300
ENGINE CONTROL
MODULE RELAY
425V (15)
.5 GE22
.5 TR53A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X63002
1.5 RT/WS
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17
X6821
87
4 RT/WS

54
X8500
31
W8505
SHIELD UP TO
10mm BEFORE
ELECTRONIC
TRANSMISSION
OUTPUT SHAFT
SPEED SENSOR
(EGS)
8283
.5 BL
.75 RT
85
85
X600086
86
.35 SW .35 GEA6000
ENGINE CONTROL
MODULE (DME)
X8500
6–CYLINDER
CAN-LOW CAN-HIGH
X8090
X8091
1X202
NOT USED
.35 SW
.35 SW .35 GE .35 GE
CAN-LOW CAN-HIGH

ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)





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#""$


A8500
TRANSMISSION
CONTROL MODULE
(EGS)
20 13
.5 GE/BL
3 13
.5 GE/BRX8565
1
24 X69
5 X8503
.5 GE/WS
A
X85032S8503
PROGRAM SWITCH
0) OFF
1) AUTOMATIC
2) MANUAL
GROUND
DISTRIBUTION
0670.4
X1001712P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
4527
X8564
E
.5 GE/WS.5 GE/WS .5 GE/BLM
M .5 GE/BR .5 GE/WS
26 X8500
POWER
DISTRIBUTION
0670.2
X6411
6 RT
1RT
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17
F2610A
31
&#
15
&#
15
0
2 1
+#$#)
X8500
6–CYLINDER