relay BMW Z3M COUPE 1999 E36 Electrical Troubleshooting Manual


 
Pin Assignments





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10AEKPActivate relayFuel pump relay
11AOELDOil pressure signalInstrument cluster
12Not used
13Not used
14Not used
15Not used
16Not used
17ATDCrankshaft RPM speed signal TDInstrument cluster
18Not used
19ERFLReverse signalReversing light switch/ Automatic
transmission range switch
20Not used
21AA-OELNOil level signalThermal oil level sensor (TOENS)
control module
22EDFAHRSpeed signal right rearABS/ASC control module
23EKUPPClutch signalClutch switch
24EKL 54 ONBrake signalBrake light switch
25Not used
26E15A26Terminal 15Fuse 26
27EMFLCruise control signalCruise control interface
28ES_BLTSBrake signalBrake light switch
29AS_KORELActivate relayCompressor control relay
30ALDPVActivate valveLeakage diagnosis pump
31Not used
32E/ATXDIITXD diagnosis data linkData link connector
33ES_DWADrive-away protection signal (code)Electronic immobilizer control
module (EWS III)
34ELDPSLeakage signalLeakage diagnosis pump
35M31GroundCruise control interface
36E/ACAN+CAN bus highInstrument cluster,
ABS/ASC control module



ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
X6300
POWER





 




2 6
1.5 RT
1.5 RT/WS
4 RT/WS
4 RT
X6300
237 X6000126 X8500
4
K6300
ENGINE CONTROL
MODULE RELAYG6400
B+ JUNCTION
POINT E–BOX
A6000
ENGINE CONTROL
MODULE (DME) 85 30
87
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1 RTX64101
21X641022
POWER
DISTRIBUTION
0670.2
F20230AF20430A5
X8680F20320A
P98
FUSE HOLDER IN
E–BOX
15
8
4 RT/WS
6
4 RT/WS/GE
X86804
89 X60001
1515
1 RT/WS/GE 1.5 RT/WS/GE 2.5 RT/WS/GE
X6960
FUSE DETAILS
0670.3
X60002
.5 BR/WS
Z3 VERSIONS

32





 



1 3 X6151
X61521
1 GN1 GN1 GN
3
3 X6152
2 1 9 8 7 X60005
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
A6000
ENGINE CONTROL
MODULE (DME) 1 GN 1 GN 1 GN
X6151
2
2
X6153
X61532 1
X61541 3 X61542T6154
CYL. 4 IGNITION
COIL
3 X6155
X61552 1
X61561 3 X6156
T6156
CYL. 6 IGNITION
COIL
T6153
CYL. 3 IGNITION
COILT6155
CYL. 5 IGNITION
COIL
313131313131
1 X6054
2.5 GN 2.5 GN
26 8X6326X63264
K6326
UNLOADER RELAY,
TERMINAL 15 

  
10FUSE DETAILS
0670.3
F20530A
X8680
1X60001
P98
FUSE HOLDER IN
E–BOX
.5 GNA6000
ENGINE CONTROL
MODULE (DME)
GROUND
DISTRIBUTION
0670.4
X6454
X6832


ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)Z3 VERSIONS
X6456
1 SW/RT 1 SW/GE 1 SW/BL 1 SW/GN 1 BR 1 BR
1 BR1 BR 1 BR
GROUND
DISTRIBUTION
0670.4
1.5 BR
R8554
RESISTOR
X6456
GROUND
DISTRIBUTION
0670.4
1.5 BR
R8554
RESISTOR
X6456
GROUND
DISTRIBUTION
0670.4
1.5 BR
R8554
RESISTOR240
2w240
2w
1 SW/WS240
2w
1 BR
1 SW/VI

POWER
DISTRIBUTION
0670.2G7512
B+ JUNCTION
POINT


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




 



12 X6304
K6304
SECONDARY AIR
PUMP RELAY
X61331X6133
2
Y6133
AIR PUMP
X6455
GROUND
DISTRIBUTION
0670.4
X63045
GROUND
DISTRIBUTION
0670.4 .5 RT/WS
26
4 RT/GE
30
A6000
ENGINE CONTROL
MODULE (DME)
2
4
3 X60004
X183651
Y6139
LEAKAGE DIAGNO-
SIS PUMP
.5 WS
.75 BR/BL
3
34
3
.5 GE
.5 SW/GN
8
8
FUSE DETAILS
0670.3
F20430A
X8680
P98
FUSE HOLDER IN
E–BOX
31
12 X60002
.5 BR/GN
28 X6004
X783
24
2
.35 RT/GE
14X78
FUSE DETAILS
0670.3
F137.5A
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
F4615A
X65502
X65501Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
1.5 BL/RTX6139
X6139
.5 GE/BL
X181BRAKE LIGHTS
6325.06
X1001632X10018
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL) 21 34
.5 BL/RT.5 RT/WS
.35 BR/BL/GE.5 RT/WS
31
F10750A
X1982
Z3 VERSIONS



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




 




X65001
GROUND
DISTRIBUTION
0670.4
4 X6500
2 6 8 X6301
10X6301
4
2.5 GN/VI .35 SW/VI
M2
FUEL PUMP
A6000
ENGINE CONTROL
MODULE (DME)
K6301w
FUEL PUMP RELAY 

 
X60002
X13032
7221624 19 18
234 1
X62102
X62102
B62102
OXYGEN SENSOR
I (BEHIND
CATALYTIC
CONVERTER)
3 24 1
X62202
X62202
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 SW.5 GE .5 BR
16
X100166
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3FUSE DETAILS
0670.3
F137.5AF1815A
.5 RT/WS
.5 BR
1201421 13 15
234 1
X62101
X62101
B62101
OXYGEN SENSOR
I (IN FRONT OF
CATALYTIC
CONVERTER)
3 24 1
X62201
X62201
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 SW.5 GE .5 BR
.5 BR
.5 RT/WS
X60004
X86808P98
FUSE HOLDER IN
E–BOX
FUSE DETAILS
0670.3
F20430A
Z3 VERSIONS



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

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





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)



Pin Assignments







E = Input, A = Output, M = Ground
X1175
Pin Type Description/Function Connection
51
EVoltage supplyFuse 13
52ALeft front inlet valveABS hydraulic unit
53AVoltage supplyValve – Engine control relay
54Not used
55Not used
56ARight rear inlet valveABS hydraulic unit
57AActivate relayEngine control relay
58Not used
59Not used
60MSensor groundABS speed sensor front left
61ESpeed signalABS speed sensor rear right
62MSensor groundABS speed sensor rear left
63ESpeed signalABS speed sensor rear left
64MSensor groundABS speed sensor front right
65ESpeed signalABS speed sensor front right
66Not used
67Not used
68EEngine signal 1Engine control module (DME)
69ERelay activation feedbackEngine control relay
70ESpeed signalEngine control module (DME)
71Not used
72Not used
73AADS step motor (+)ADS step motor
74ECharge indicatorGenerator
75ALeft rear outlet valveABS hydraulic unit
76AShut-off valve (ASC)ABS hydraulic unit
77ARight front outlet valveABS hydraulic unit
78MGroundGround point
79MGroundGround point
80AABS lamp controlInstrument cluster



Pin Assignments







E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
81
AASC lamp controlInstrument cluster
82Not used
83ALeft front outlet valveABS hydraulic unit
84ARight rear outlet valveABS hydraulic unit
85ARight rear speed signalEngine control module (DME)
86ESpeed signalABS speed sensor front left
87AActivate relayValve relay
88MSensor groundABS speed sensor rear right
89AThrottle position sensor (–)Auxiliary throttle position sensor
90Not used
91Not used
92Not used
93AThrottle position sensor (+)Auxiliary throttle position sensor
94EASC-ON-signalASC switch
95Not used
96E/ATXD signalDiagnostic link
97Not used
98EBrake signalBrake light switch
99AChangeover valve (ASC)ABS hydraulic unit
100Not used
101EVoltage supplyFuse 10
102ALeft rear inlet valveABS hydraulic unit
103AADS step motor (–)ADS step motor
104ARight front inlet valveABS hydraulic unit
105MGroundGround point
106Not used
107Not used
108Not used
109Not used
11 0Not used
111Not used
11 2Not used