sensor BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual


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Pin Assignments (4-Cylinder)
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E = Input, A = Output, M = Ground
X1170
Pin Type Description/Function Connection
93
ALeft front inlet valveABS hydraulic unit
94ALeft front outlet valveABS hydraulic unit
95MGroundGround point
96EVoltage supplyFuse 21
97Not used
98E/ACan-LowDME/EGS module
99E/ACan-HighDME/EGS module
100EThrottle position signal 1Auxiliary throttle position sensor
101EThrottle position signal 3Auxiliary throttle position sensor
102Not used
103ASensor groundLeft front speed sensor (ABS)
104ASensor groundRight front speed sensor (ABS)
105ASensor groundLeft rear speed sensor (ABS)
106ASensor groundRight rear speed sensor (ABS)
107ESignal, pump motorABS pump motor relay
108Not used
109EBrake pedal positionBrake light switch
11 0Not used
111MGroundGround point
11 2Not used
11 3Not used
11 4ARight rear outlet valveABS hydraulic unit
11 5ARight front inlet valveABS hydraulic unit
11 6ARight front outlet valveABS hydraulic unit
11 7ALeft rear outlet valveABS hydraulic unit
11 8ALeft rear inlet valveABS hydraulic unit
11 9ARight rear inlet valveABS hydraulic unit
120AActivate relayABS pump motor relay
121ASeparator valveABS hydraulic unit
122EThrottle position signal 2Auxiliary throttle position sensor


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Pin Assignments (4-Cylinder)
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
123
AABS signalABS pump motor relay/Hydraulic unit
124ESpeed signalLeft front speed sensor (ABS)
125ESpeed signalRight front speed sensor (ABS)
126ESpeed signalLeft rear speed sensor (ABS)
127ESpeed signalRight rear speed sensor (ABS)
128E/ATxD diagnostic data linkData link connector
129ARight rear speed signalDME module
130Not used
131EASC signalASC switch
132AABS signalInstrument cluster
133MGroundGround point
134AASC signalInstrument cluster
X1652
Pin Type Description/Function Connection
1
AADS step motor (–)Auxiliary throttle position motor
2MGroundGround point
3AADS step motor (+)Auxiliary throttle position motor
4EVoltage supplyFuse 38
5AABS signalABS hydraulic unit


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Pin Assignments (6-Cylinder)
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E = Input, A = Output, M = Ground
X1171
Pin Type Description/Function Connection
1
MGroundGround point
2EBattery voltageABS relay
3MGround, moduleGround point
4EIgnition cut-off signalDME module
5AEML signalDME module
6ATransmission influenceTransmission control module
7E/ATxD signalDiagnostic link
8ARxD signalDiagnostic link
9Not used
10ASensor groundRight rear speed sensor (ABS)
11ASensor groundRight front speed sensor (ABS)
12Not used
13AABS power protection relayABS power protection relay
14Not used
15ARight rear speed signalDME module
16ECurrentABS relay
17ALeft rear solenoid valve signalABS hydraulic unit
18ALeft rear solenoid valve signalABS hydraulic unit
19MGroundGround
20AADS step motor (–)ADS step motor
21AADS step motor (+)ADS step motor
22ARight front solenoid valve signalABS hydraulic unit
23EASC throttle flap potentiometer (–)ASC throttle flap motor potentiometer
24Not used
25ESignal idle speedDME module
26AThrottle flap positionDME module
27EASC switch signalASC switch
28Not used
29ASensor groundLeft rear speed sensor (ABS)
30ASensor groundLeft front speed sensor (ABS)


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Pin Assignments (6-Cylinder)
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
31
Not used
32EBrake signalBrake light switch
33EPlus supplyABS protection relay
34AABS lamp controlInstrument cluster
35EIgnition signalFuse 21
36ASolenoid valveABS hydraulic unit
37ARight front solenoid valve signalABS hydraulic unit
38Not used
39ARight rear solenoid valve signalABS hydraulic unit
40ALeft front solenoid valve signalABS hydraulic unit
41ESpeed signalDME module
42EASC throttle flap potentiometer (+)ASC throttle flap potentiometer
43EASC throttle flap signalASC throttle flap potentiometer
44AASC lamp controlInstrument cluster
45ERight rear speed sensor signalRight rear speed sensor
46ELeft rear speed sensor signalLeft rear speed sensor
47ERight front speed sensor signalRight front speed sensor
48ELeft front speed sensor signalLeft front speed sensor
49EPump motor sensor signalABS hydraulic unit
50EShield pump motor sensorABS hydraulic unit
51EPlus supplyFront power distribution box, fuse 10
52AABS pump motor relayABS pump motor relay
53Not used
54ALeft front solenoid valve signalABS hydraulic unit
55ALeft rear solenoid valve signalABS hydraulic unit


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Pin Assignments (M Roadster)
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E = Input, A = Output, M = Ground
X1175
Pin Type Description/Function Connection
56
EVoltage supplyFuse 13
57ALeft front inlet valveABS hydraulic unit
58AVoltage supplyValve – Engine control relay
59Not used
60Not used
61ARight rear inlet valveABS hydraulic unit
62AActivare relayEngine control relay
63Not used
64Not used
65MSensor groundLeft front speed sensor (ABS)
66ESpeed signalRight rear speed sensor (ABS)
67MSensor groundLeft rear speed sensor (ABS)
68ESpeed signalLeft rear speed sensor (ABS)
69MSensor groundRight front speed sensor (ABS)
70ESpeed signalRight front speed sensor (ABS)
71Not used
72Not used
73EEngine signal 1Engine control module (DME)
74ERelay activation feedbackEngine control relay
75ESpeed signalEngine control module (DME)
76Not used
77Not used
78AADS step motor (+)ADS step motor
79ECharge indicatorGenerator
80ALeft rear outlet valveABS hydraulic unit
81AShut-off valve (ASC)ABS hydraulic unit
82ARight front outlet valveABS hydraulic unit
83MGroundGround point
84MGroundGround point
85AABS lamp controlInstrument cluster


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Pin Assignments (M Roadster)
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
86
AASC lamp controlInstrument cluster
87Not used
88ALeft front outlet valveABS hydraulic unit
89ARight rear outlet valveABS hydraulic unit
90ARight rear speed signalEngine control module (DME)
91ESpeed signalLeft front speed sensor (ABS)
92AActivate relayValve relay
93MSensor groundRight rear speed sensor (ABS)
94AThrottle position sensor (–)Auxiliary throttle position sensor
95Not used
96Not used
97Not used
98AThrottle position sensor (+)Auxiliary throttle position sensor
99EASC-ON-signalASC switch
100Not used
101E/ATXD signalDiagnostic link
102Not used
103EBrake signalBrake light switch
104AChangeover valve (ASC)ABS hydraulic unit
105Not used
106EVoltage supplyFuse 10
107ALeft rear inlet valveABS hydraulic unit
108AADS step motor (–)ADS step motor
109ARight front inlet valveABS hydraulic unit
11 0MGroundGround point
111Not used
11 2Not used
11 3Not used
11 4Not used
11 5Not used
11 6Not used
11 7Not used


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Pin Assignments (M Roadster)
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
11 8
Not used
11 9Not used
120Not used
121Not used
122EASC throttle flap signalAuxiliary throttle position sensor
123Not used
124Not used
125Not used
126Not used
127Not used
128Not used
129Not used
130Not used
131ESignal park brake setPark brake switch
132EEngine signal 3Engine control module (DME)
133Not used
134Not used
135Not used
136EEngine signal 2Engine control module (DME)
137Not used
138ETransmission control signalNot used
139Not used
140Not used
141Not used
142Not used
143EThrottle flap positionEngine control module (DME)






SLIP CONTROL (ABS/ASC) !""


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3211133412331435 X1170
12X11421 X14221X11321 X143
B2
LEFT FRONT
SPEED SENSOR –
ABSB4
LEFT REAR SPEED
SENSOR – ABSB1
RIGHT FRONT
SPEED SENSOR –
ABSB3
RIGHT REAR
SPEED SENSOR –
ABS
LEFT FRONT
PULSE WHEELA52
SLIP CONTROL
MODULE
(ABS/ASC)
LEFT REAR PULSE
WHEELRIGHT FRONT
PULSE WHEELRIGHT REAR
PULSE WHEEL .5 BR .5
BR/
RT.5 BL .5
BR.5 GE .5
BR.5 GE/SW .5
GE/
BR
33
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4–CYLINDER
+#$#)

SLIP CONTROL (ABS/ASC)4–CYLINDER





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5P90
FRONT POWER
DISTRIBUTION BOX
.5 GR/RT
S6
ASC SWITCH
1) OFF
2) ON
6
.35 SW
A52
SLIP CONTROL
MODULE
(ABS/ASC)X521
4 6
39 X1170
FUSE DETAILS
0670.3
2 X521
LIGHT SWITCH
DETAILS
6300.058g
GROUND
DISTRIBUTION
0670.4 .5 BL/VI
7 .35 GE
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
8685X8500
A6000
ENGINE CONTROL
MODULE (DME)
8586
.35 SW.35 GE .35 GE.35 SW79
X6000
.5 SW/WS
X7845
X7846
.35 GE .35 SW
2 X20
1
37
9
2X10017
CAN LOW CAN HIGH
12
F215A
+#$#)
.5 WS/GN
9830X1170
1 3212
31X1652
X10239
.5 WS/BR .5 WS/RT .5 WS/GE
R31
AUXILIARY
THROTTLE
POSITION SENSOR2.5 SW/GN/GE 2.5 SW/BR/GE
X10094
M93
AUXILIARY
THROTTLE
POSITION MOTOR
(ADS)

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52 X117134
.5 BR/GR.5 GR/
SW/GE
5049X1171
21
.5 BL
2223
X1176
2.5 RT/BL/GE
5
18194231
.75 BR/BL.75 BR/WS1 BR/
GN/GE1 BR/RT.75 BR/GN.75 BR/WS/GE
17183754224087 X1171.5 WS/GE.5 WS/VI
119X1171
20 X1176
X170
2.5 RT/GN/GE
A52
SLIP CONTROL
MODULE
(ABS/ASC)
Y1w
ABS HYDRAULIC
UNIT
3) PUMP MOTOR
SENSOR
6) RIGHT REAR
OUTLET VALVE
7) RIGHT REAR
INLET VALVE
8) LEFT REAR
OUTLET VALVE
9) LEFT REAR
INLET VALVE
10) RIGHT FRONT
OUTLET VALVE
11) RIGHT FRONT
INLET VALVE
12) LEFT FRONT
OUTLET VALVE
13) LEFT FRONT
INLET VALVE
14) PUMP MOTOR
15) SEPARATOR
VA LV E A52
SLIP CONTROL
MODULE
(ABS/ASC)
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4 RXD TXDDATA LINK
0670.5
SHIELD
16 24 25
.75 BR/
BL/GE.75 BR/
GR/GE1 BR/
SW/GE
36 39 55
3450.1-04
44 .5 BL/BR
17
2.5 RT/BL/GE2.5 RT/
BL/GE
3
13 12 11 10 8 9 6 7 153
14
GROUND
DISTRIBUTION
0670.4 GROUND
DISTRIBUTION
0670.4
X1166
16