Page 45 of 382
2460.26312.0
FUSES 27, 28, 29, AND 30
FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
X10017
X16
A2w
INSTRUMENT
CLUSTER 23
X511
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH 5E11
LEFT HIGH BEAM
LIGHTE12
RIGHT HIGH BEAM
LIGHT
X1312X1342
20 18 16 14
.5 GN/VI .5 GN/GR 1 WS/GN 1 WS/BL
6312.0
E7
LEFT HEADLIGHTE8
RIGHT HEADLIGHT
3450.1
6211.06135.1 1240.0
F275AF285AF297.5AF307.5A
56a 56a
3234.0 1210.25
1230.0
3452.1
Page 54 of 382

B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING
FUSES 203, 204, AND 205
FUSE DETAILS
P98
FUSE HOLDER IN
E–BOX
6
F20320A
4 RT/WS
.5 RT/WS
X6961
.5 RT/WS.5 RT/WS
X62033
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
1210.25.5 RT/WS
3 X6053
2.5 RT/WS
2.5 RT/WS
X62073
B6207
HOT FILM AIR
MASS METER
1210.25
X62141
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
1210.25
X62241
B6224
CAMSHAFT
POSITION SENSOR
2 (OUTLET)
1210.25
X62791
1210.25
X6965
8F204
30A
10 X8680
F20530A
.5 RT/WS.5 RT/WS .5 RT/WS
X621011
B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
1210.25
X621021
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER)
1210.25
X622011
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
1210.25
X6962
X100165
P90
FRONT POWER
DISTRIBUTION BOX
1.5 RT/WS
F13
7.5A
6 X10016
1.5 RT/WS
X60212
FUSE DETAILS
0670.3 1.5 RT/WS
.75 RT/WS
.5 RT/WS
X61391
Y6139
LEAKAGE DIAGNO-
SIS PUMP
1210.25 .5 RT/WS2.5 RT
.5 RT/WS
X622021
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
1210.25
.5 RT/WS
X63048
K6304
SECONDARY AIR
PUMP RELAY
1210.25.5 RT/WS
X65501
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
1210.25
X63266
K6326
UNLOADER RELAY,
TERMINAL 15
1210.25
1.5 RT/WS
X850054
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
2460.2
15
Page 60 of 382
GROUND DISTRIBUTION
GROUND X6454
4 BR
X6454
1.5 BR/OR
X6458
X850034A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1.5 BR
28
Z3 VERSIONS
X62542B6254
THERMAL OIL
LEVEL SWITCH
.5 BR
X60534
.5 BR
X65062M6506
E–BOX FAN
.5 BR
X63264K6326
UNLOADER RELAY,
TERMINAL 15
.5 BR
1.5 BR
X600014A6000
ENGINE CONTROL
MODULE (DME)
1.5 BR/OR
6
1.5 BR
5X600055
2.5 BR
X60542
2.5 BR
Page 71 of 382
GROUND DISTRIBUTION
GROUND X18170
0670.4-15.5 BR
4 BR
X11355
.5 BR
S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
1
X6514
X10064
.5 BR
X6584S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCH
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
X1193
.5 BR
S20w
RADIO ANTI–
THEFT SWITCH
X5391
4 BR
X1325215A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
S8503
PROGRAM SWITCH
X85032.5 BR
X18170
1.5 BR
1.5 BR
1
E28
FRONT CIGAR
LIGHTER
X1014
1.5 BRZ3 VERSIONS
Z3 VERSIONS
1 BR
X4002
.5 BR
X14931
TELEPHONE
CONNECTOR
M VERSIONS
.5 BR .5 BR
Z3 ROADSTER
2X1155
.5 BR .5 BR
1.5 BR
X5322
H10
CHIME MODULE3
X5221
X1213
1
X13047
.5 BR
A110
DIGITAL CLOCK
X5163S18
HAZARD SWITCH X10263
E29
FRONT CIGAR
LIGHTER LIGHT E25
FRONT ASHTRAY
LIGHT
.5 BR
X130451S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 BR
X195274
D110
OBD II
CONNECTOR
X183332S8
LIGHT
SWITCH
.5 BR
X10982
M VERSIONS
.5 BR
N5
ANALOG CLOCK
Z3 VERSIONSE96
GEAR SHIFT
LEVER I
NDICATOR
2.5 BR
Page 72 of 382
INSTRUMENT
CLUSTER
6211.0
BLOCK DIAGRAM
0670.5 DATA LINK
TXD RXD
D100
DATA LINK
CONNECTOR
BOARD COMPUTER
(BC – LOW)
6581.3
CENTRAL BODY
ELECTRONICS
(ZKE IV)
6100.0
ELECTRONIC
TRANSMISSION
CONTROL
(EGS A4S 270R)
2460.2
ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER S52)
1210.17
SLIP CONTROL
(ABS/ASC)
3450.1
DRIVE–AWAY PROTEC-
TION (EWS III)
6135.1
SUPPLEMENTAL
RESTRAINT
SYSTEM (AIR BAG)
3234.0ENGINE CONTROL
SYSTEM MS42.1
(6–CYLINDER M52)
1210.25DYNAMIC STABILITY
CONTROL (DSC III)
3452.1
Page 73 of 382
DATA LINK
RXD AND TXD
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)
X183
.5 WS/VI
A2w
INSTRUMENT
CLUSTER X16
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) X10182
X1805
TXD
TXD.5 WS/VI .5 WS/VI
12
4
11
TXD
R33
STEERING ANGLE
SENSOR X1658TXD .35 WS/VI
6
A35y
BOARD
COMPUTER
(BC – LOW) X10245
2
TXD X6002
20
.5 WS/VI
15 X6002
.35 WS/GE
D100
DATA LINK
CONNECTOR
17D100
DATA LINK
CONNECTOR
.5 WS/VI.5 WS/VI
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1170TXD 7
.35 WS/VI .5 WS/VI
A6000
ENGINE CONTROL
MODULE (DME) X60004TXD2 32
X600026TXD2
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC) X1746TXD .35 WS/VI
8
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
X101829RXD
A35y
BOARD
COMPUTER
(BC – LOW)
X102453RXD
.35 WS/GE
X182
.5 WS/GE
Z3 VERSIONS
A8500
TRANSMISSION
CONTROL MODULE
(EGS) X8500TXD2 88
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE X19007TXD 10
.35 WS/VI
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE.5 WS/VI
X74
9
TXD
WITH DSC
WITH DSC
Page 95 of 382

17
8
10/991210.252000
B6240
KNOCK SENSOR 1210.25-09
3132293048
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE 1210.25-02
35
+
–
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.25-02
361210.25-034138 40 3742
+
–
46 47Y6130
IDLE SPEED
CONTROL VALVE 1210.25-0334 3352
T6151
CYL. 1 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL 1210.25-01
1210.25-01
718 9
1210.25-01
32
D
+
– F205
30A
1723 AEB9A
F1815A
M2
FUEL PUMPK6301w
FUEL PUMP
RELAY
1210.25-061210.25-06
1210.25-04
F137.5A
S30
BRAKE LIGHT
SWITCH
281210.25-04310174524
F4615A
Y6139
LEAKAGE DIAG-
NOSIS PUMP 1210.25-04
3430
1210.25-06
1918
1210.25-04
121292639
B6254
THERMAL OIL
LEVEL SWITCH
F2610A
434416204710
R6385
THROTTLE
POSITION SEN-
SOR/CRUISE
CONTROL
ACTUATOR26
1210.25-08
1210.25-08
13
1210.25-09
122223
1210.25-07
2425
1210.25-07
2728
1210.25-07
2236
1210.25-08
37
1210.25-08
111223
1210.25-091210.25-101210.25-09
213327356
1210.25-10
4565
A6000
ENGINE CONTRO
MODULE (DME)
1210.25-08
436
P98
FUSE HOLDER IN
E–BOX1210.25-00
K6326
UNLOADER
RELAY, TERMINAL
15
A8500
TRANSMISSION
CONTROL
MODULE (EGS)G6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
1210.25-05
B6207
HOT FILM AIR
MASS METERB6203
CRANKSHAFT
POSITION/RPM
SENSOR
B6214
CAMSHAFT
POSITION
SENSOR 1 (INLET)
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET)B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING
1210.25-051210.25-05P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
K19
COMPRESSOR
CONTROL
RELAY 1210.25-10K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
1210.25-09
1210.25-07
B6231
OIL PRESSURE
SWITCHG6509
GENERATORM6510
STARTER
B6205
INTAKE AIR
TEMPERATURE
SENSORB6236
ENGINE COOLANT
TEMPERATURE
SENSORB6238
OIL
TEMPERATURE
SENSOR
A52
SLIP CONTROL MODULE
(ABS/ASC)
A65
DYNAMIC STABILITY CONTROLA2w
INSTRUMENT
CLUSTER
A104
BODY
ELECTRONICS
CONTROLS32
CLUTCH SWITCH
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS)A837
ELECTRONIC
IMMOBILIZER
CONTROL
MODULE (EWS III)A8500
TRANSMISSION
CONTROL
MODULE (EGS)
A9008
CRUISE CONTROL
INTERFACE A
2 349
5
2 818
15 21
CD7 131
16 15 14
24 22 21 20
BDC
TXD
19149CDBEA
A = 60001
B = 60002C = 60003
D = 60004
E = 60005
B62101
OXYGEN SENSOR
I (IN FRONT OF
CATALYTIC
CONVERTER)
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
B62102
OXYGEN SENSOR
I (BEHIND
CATALYTIC
CONVERTER)
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
F10880AF10750A
F20230AF20320AF20430A
P90
FRONT POWER
DISTRIBUTION
BOX1210.25-04
P90
FRONT POWER
DISTRIBUTION
BOX
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”) Y6167
VALVE, INDIVIDUAL CONTROL
INTAKE SYSTEM
Y6163
SECONDARY AIR PUMP VALVE
Y6120
EVAPORATIVE EMISSION
VA LV E
Y6276
VARIABLE CAMSHAFT
CONTROL VALVE 2 (OUTLET)
Y6275z
VARIABLE CAMSHAFT
CONTROL VALVE 1 (INLET)
1210.25-09
1210.25-01
1210.25-001210.25-00
D100
DATA LINK
CONNECTOR
1210.25 ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
Page 96 of 382
Pin Assignments
E = Input, A = Output, M = GroundA = X60001
9 Pins, black
B = X6000224 Pins, black
C = X6000352 Pins, black
D = X6000440 Pins, black
E = X600059 Pins, black
X60001
Pin Type Signal Description/Function Connection
1
A15Activate relayUnloader relay terminal 15
2Not used
3Not used
4M31EGroundGround point
5M31LGroundGround point
6M31LGroundGround point
7E30Voltage supplyB+ junction point E-box
8EU_HR<2Voltage supplyFuse holder in E-box
9EU_HR<2Voltage supplyFuse holder in E-box
X60002
Pin Type Signal Description/Function Connection
1
MT_LHV1Oxygen sensor heating groundOxygen sensor 1 (in front of
catalytic converter)
2Not used
3E/AD_CAN-LCAN bus lowTransmission control module (EGS)
4E/AD_CAN-HCAN bus highTransmission control module (EGS)
5Not used
6E/AD_TXD2DiagnosisTransmission control module (EGS)
7MT_LHH1Oxygen sensor heating groundOxygen sensor 1 (behind catalytic
converter)
8Not used