catalytic converter BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual

INDEX














LUGGAGE COMPARTMENT LIGHT SWITCH, S826 6320.0-03. . . . . . . . . . .
LUGGAGE COMPARTMENT LIGHT, E32 6320.0-03. . . . . . . . . . . . . . . . . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-03. . . . . . . . . . . . .
LUGGAGE COMPARTMENT LOCK MOTOR, M17 5126.0-05. . . . . . . . . . . . .
MARKER LIGHT, LEFT FRONT, E21 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . .
MARKER LIGHT, LEFT FRONT, E21 6314.0-03. . . . . . . . . . . . . . . . . . . . . . . . .
MARKER LIGHT, RIGHT FRONT, E22 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . .
MARKER LIGHT, RIGHT FRONT, E22 6314.0-03. . . . . . . . . . . . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, LEFT REAR, H55z 6510.1. . . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, LEFT REAR, H70 6510.1-08. . . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, RIGHT REAR, H54z 6510.1. . . . . . . . . . . . .
MID–HIGH RANGE SPEAKER, RIGHT REAR, H71 6510.1-08. . . . . . . . . . . .
MIDRANGE SPEAKER, LEFT FRONT, H55 6510.1. . . . . . . . . . . . . . . . . . . . .
MIDRANGE SPEAKER, RIGHT FRONT, H54 6510.1. . . . . . . . . . . . . . . . . . . .
MIRROR CONTROL SWITCH, S17 5116.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
MIRROR, DRIVER’S SIDE, Y5 5116.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MIRROR, PASSENGER’S SIDE, Y6 5116.0-01. . . . . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NORMAL SPEED RELAY, K21 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OBD II CONNECTOR, D110 0670.5-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 1210.27-11. . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL PRESSURE SWITCH, B6231 6211.0-05. . . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE GAUGE, B59 6211.0-06. . . . . . . . . . . . . . . . . . . . . . . . . . .
OIL TEMPERATURE SENSOR, B6238 1210.26-07. . . . . . . . . . . . . . . . . . . . .
OIL–/OUTSIDE TEMPERATURE GAUGE CONTROL MODULE,
A3984 6211.0-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ON–BOARD COMPUTER TEMPERATURE SENSOR, B21 6581.3-00. . . . . .
OUTSIDE TEMPERATURE GAUGE, B921 6211.0-06. . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR I (BEHIND CATALYTIC CONVERTER),
B62102 1210.26-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR I (BEHIND CATALYTIC CONVERTER),
B62102 1210.27-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR I (IN FRONT OF CATALYTIC CONVERTER),
B62101 1210.26-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OXYGEN SENSOR I (IN FRONT OF CATALYTIC CONVERTER),
B62101 1210.27-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR II (BEHIND CATALYTIC CONVERTER),
B62202 1210.26-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR II (BEHIND CATALYTIC CONVERTER),
B62202 1210.27-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR II (IN FRONT OF CATALYTIC CONVERTER),
B62201 1210.26-06. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OXYGEN SENSOR II (IN FRONT OF CATALYTIC CONVERTER),
B62201 1210.27-08. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK BRAKE SWITCH, S31 6211.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT RELAY, LEFT, K26 6314.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, LEFT, E15 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, LEFT, E15 6314.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, RIGHT, E19 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT, RIGHT, E19 6314.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PARK LIGHT/LICENSE PLATE LIGHT RELAY, RIGHT, K25 6314.0-02. . . . .
PARK/TAIL/UNDERHOOD LIGHTS 6314.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PEDAL POSITION SENSOR, R10 1210.26-09. . . . . . . . . . . . . . . . . . . . . . . . . .
PEDAL POSITION SENSOR, R10 1210.27-13. . . . . . . . . . . . . . . . . . . . . . . . . .
PEDAL POSITION SENSOR, R10 6571.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
PITCH SENSOR (DWA), B28 6575.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION 0670.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION BOX, FRONT, P90 0670.2. . . . . . . . . . . . . . . . . . . .
POWER DISTRIBUTION CHART 0670.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER MIRRORS 5116.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER SEATS 5200.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER TILT SUNROOF 5410.5-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POWER WINDOW SWITCH, DRIVER’S, S126y 5133.0-01. . . . . . . . . . . . . . .
POWER WINDOW SWITCH, PASSENGER’S, S127y 5133.0-01. . . . . . . . . . .
PRECHARGE PUMP, M118 3452.1-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SENSOR, B76 3452.1-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SENSOR, B76 3452.2-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRESSURE SWITCH, B8y 6450.6-07. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

.5 RT/WS
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/WSX6961
.5 RT/WS.5 RT/WS
X62033
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
1210.26.5 RT/WS
3 X60532.5 RT/WS
2.5 RT/WS
X62073
B6207
HOT FILM AIR
MASS METER
1210.26
X62141
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
1210.26
X62241
B6224
CAMSHAFT
POSITION SENSOR
2 (OUTLET)
1210.26
X62791
1210.26
X6963
8F204
30A
10 X8680
F20530A
.5 RT/WS.5 RT/WS .5 RT/WS
X621011
B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
1210.26
X621021
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER)
1210.26
X622011
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
1210.26
X6962
X100165
P90
FRONT POWER
DISTRIBUTION BOX
1.5 RT/WS
F13
5A
6 X10016
1.5 RT/WS
X60212
FUSE DETAILS
0670.3 1.5 RT/WS
.75 RT/WS2.5 RT
.5 RT/WS
X622021
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
1210.26
.5 RT/WS
X63048
K6304
SECONDARY AIR
PUMP RELAY
1210.261.5 RT/
WS
8
X63276
K6327
INJECTION
VALVES
RELAY
1210.26
1.5 RT/WS
X700019
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
2460.14
15
.5 RT/WS
X63258
K6325
REVERSING LIGHT
RELAY
2460.14
6322.0
Z3 VERSIONS
WITH EGS



FUSES 203, 204 AND 205








FUSE DETAILS


P98
FUSE HOLDER IN
E–BOX
6F203
20A
4 RT/WSX6962
.5 RT/WS.5 RT/WS .5 RT/WS
3 X6053
2.5 RT/WS
2.5 RT/WS
X62072
B6207
HOT FILM AIR
MASS METER
1210.27
X62141
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
1210.27
X62241
B6224
CAMSHAFT
POSITION SENSOR
2 (OUTLET)
1210.27
X6966
8F204
30A
10 X8680
F20530A
.5 RT/WS.5 RT/WS .5 RT/WS
X621011
B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
1210.27
X621021
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER)
1210.27
X622011
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
1210.27
X6963
X100165
P90
FRONT POWER
DISTRIBUTION BOX1.5 RT/WS
F13
5A
6 X10016
1.5 RT/WS
X60212
FUSE DETAILS
0670.3 1.5 RT/WS
.75 RT/WS2.5 RT/GE
.5 RT/WS
X622021
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
1210.27
X63276
K6327
INJECTION VALVES
RELAY
1210.27 15
M VERSIONS
.5 RT/WS
X65061
M6506
E–BOX FAN
1210.27
1290.0

23 33







B62400
DOUBLE KNOCK
SENSOR 1210.26-08
3132293048
Y6101
CYL. 1 FUEL
INJECTION
VA LV E
Y6102
CYL. 2 FUEL
INJECTION
VA LV E
Y6103
CYL. 3 FUEL
INJECTION
VA LV E 1210.26-02
35
+
–
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.26-02
361210.26-03413840 3742
+
–
46 47Y6130
IDLE SPEED
CONTROL
VA LV E 1210.26-0334 3352
1210.26-02
32
D
+
– F205
30A
1723 AB
F1815A
M2
FUEL PUMPK6301w
FUEL PUMP RELAY
1210.26-061210.26-06
1210.26-04
F135A
M119
LEAKAGE
DIAGNOSIS
PUMP
301210.26-04310174520
S30
BRAKE LIGHT
SWITCH 1210.26-04
28241918129
43441910
Y6390
ELECTRIC
THROTTLE
ACTUATOR2223
1210.26-07
2425
1210.26-07
2728
1210.26-07
2236
1210.26-09
37
1210.26-08
1210.26-09
1727356
1210.26-08
4565
A6000
ENGINE CONTRO
MODULE (DME)
1210.26-09
436
P98
FUSE HOLDER IN
E–BOX1210.26-00
K6327
INJECTION VALVES
RELAY
A7000
TRANSMISSION
CONTROL MODULE
(EGS)G6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
1210.26-05
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
1210.26-051210.26-05P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
K19
COMPRESSOR
CONTROL
RELAY 1210.26-08K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
1210.26-07
B6205
INTAKE AIR
TEMPERATURE
SENSORB6236
ENGINE COOLANT
TEMPERATURE
SENSORB6238
OIL TEMPERATURE
SENSOR
A52
SLIP CONTROL MODULE
(ABS/ASC)
A65
DYNAMIC STABILITY
CONTROL UNIT (DSC)S32
CLUTCH SWITCH
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULEA837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III)A7000
TRANSMISSION
CONTROL MODULE
(EGS)
A9008
CRUISE CONTROL
INTERFACE A
49
5
2 8
18
15 21
C7 131
16 15 14
24 22 21 20
TXD
720CDBEA
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
F20130AF20320AF20430A
P90
FRONT POWER
DISTRIBUTION
BOX1210.26-04
Y6167
VALVE, INDIVIDUAL
CONTROL INTAKE
SYSTEM
Y6163
SECONDARY AIR
PUMP VALVE
Y6120
EVAPORATIVE
EMISSION VALVE
Y6276
VARIABLE CAMSHAFT
CONTROL VALVE 2
(OUTLET)
Y6275z
VARIABLE CAMSHAFT
CONTROL VALVE 1
(INLET)
1210.26-09 1210.26-02
1210.26-001210.26-00
D100
DATA LINK
CONNECTOR
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 1210.26-01
1210.26-01
718 9E2
3C8A
F20230A
D
F2610A
26
D
F4615A
C781412
R10
PEDAL POSITION
SENSOR
1210.26-09 13
9D
1210.26-06
B
30 15 R 15
Z3 VERSIONS
1210.26 ENGINE CONTROL SYSTEM MS43 (6–CYLINDER M54)






Pin Assignments (Z3 Versions)




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 relayRelay, injection valves
2Not used
3Not used
4M31EGroundGround point
5M31LGroundGround point
6M31LGroundGround point
7E30Voltage supplyB+ junction point E-box
8EU_HR<2Voltage supplyFuse holder in E-box, fuse F202
9Not used
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






Pin Assignments (Z3 Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10Not used
11Not used
12Not used
13MT_LHV2Oxygen sensor heating groundOxygen sensor 2 (in front of
catalytic converter)
14EA_LSV1Sensor signalOxygen sensor 1 (in front of
catalytic converter)
15EA_LSV2Sensor signalOxygen sensor 2 (in front of
catalytic converter)
16EA_LSH1Sensor signalOxygen sensor 1 (behind catalytic
converter)
17Not used
18EA_LSH2Sensor signalOxygen sensor 2 (behind catalytic
converter)
19MT_LHH2Oxygen sensor heating groundOxygen sensor 2 (behind catalytic
converter)
20MM_LSV1Signal groundOxygen sensor 1 (in front of
catalytic converter)
21MM_LSV2Signal groundOxygen sensor 2 (in front of
catalytic converter)
22MM_LSH1Signal groundOxygen sensor 1 (behind catalytic
converter)
23AS_HRActivate relayEngine control module relay
24MM_LSH2Signal groundOxygen sensor 2 (behind catalytic
converter)
X60003
Pin Type Signal Description/Function Connection
1
EA_HFMSignal air mass meterHot film air mass meter
2EP_NWGA1Signal camshaft positionCamshaft position sensor 2 (outlet)
3Not used
4Not used



ENGINE CONTROL SYSTEM MS43 (6–CYLINDER M54)











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
F135AF1815A
.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






Y6120
EVAPORATIVE
EMISSION VALVE
Y6165
SOLENOID
VALVE, SUCKING
JET PUMPM6506
E–BOX FAN
2020 C
11 10 AA34 DB33
C4
22
B6241
CYL. 1–2 KNOCK SENSOR
B6242
CYL. 3–4 KNOCK SENSOR
B6243
CYL. 5–6 KNOCK SENSOR 1210.27-06
29
31
30
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.27-02
37
+
–
1210.27-05
42
5146 47Y6130
IDLE SPEED
CONTROL VALVE 1210.27-05
36
1210.27-02
32
D
F20530A
123B
1210.27-09
12
A837
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS III) 1210.27-03
1719
24
1210.27-071136
1210.27-11
1210.27-12
37
1210.27-11
2735
1210.27-104565
P98
FUSE HOLDER IN
E–BOX1210.27-00
K6327
INJECTION VALVES
RELAYG6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET) 1210.27-07P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
1210.27-12 K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
A2w
INSTRUMENT
CLUSTER
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
A9008
CRUISE CONTROL
INTERFACE A
5C
TXD
C
DEA
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
F20130AF20320AF20430A
1210.27-09
1210.27-021210.27-00
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL1210.27-01
7 6
9
E8F202
30A
D
781412
R10
PEDAL POSITION
SENSOR
1210.27-13 13
9D
1210.27-08
C6000
SUPPRESSION CA-
PACITOR 1210.27-01
7C
1210.27-05
12 B
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET) 1210.27-07
F155AF2610A
P90
FRONT POWER
DISTRIBUTION
BOX
F135AF1820A 50 15 30 15
6
1210.27-04
B6207
HOT FILM AIR
MASS METER
622177
1210.27-08
B5351
EXHAUST
TEMPERATURE
SENSOR
1019187 131
16 15 14
5
1210.27-04
Y5392
ELECTRIC
THROTTLE
MOTOR
9220
1210.27-04
R6252
THROTTLE
POSITION
SENSOR
231426
1210.27-09
K6301z
ELECTRIC FUEL
PUMP RELAY,
TIMED
M2
FUEL PUMP 1210.27-09
S30
BRAKE LIGHT
SWITCH 1210.27-10
2429K19
COMPRESSOR
CONTROL
RELAY 1210.27-10
K22
HIGH SPEED
RELAY 1210.27-12
3CCB
35 34 33
3 2
1
4443
Y5255
VARIABLE CAM-
SHAFT CONTROL
VALVES
450
1210.27-03
B6236
ENGINE COOLANT
TEMPERATURE
SENSOR
25451
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
NS
218
1210.27-06
1210.27-10S32
CLUTCH SWITCH
B13
1210.27-11
G6509
GENERATOR26
1210.27-11B6231
OIL PRESSURE
SWITCH
19
1210.27-12
S555
TIRE PRESSURE
WARNING SYSTEM
(RDW) PUSH-
BUTTON
C39
1210.27-12B6254
THERMAL OIL
LEVEL SWITCH
C
38
S8511
REVERSING
LIGHT SWITCH
28 30
M119
LEAKAGE DIAG-
NOSIS PUMP 1210.27-09
A6000
ENGINE CONTROL
MODULE (DME)
M VERSIONS
1210.27 ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundF = X60001
9 Pins, black
G = X6000224 Pins, black
H = X6000352 Pins, black
I = X6000440 Pins, black
J = X600059 Pins, black
X60001
Pin Type Signal Description/Function Connection
1
A15Activate relayRelay, injection valves
2AP_DKSM+Voltage supplyElectric throttle motor
3Not used
4M31EGroundGround point
5M31LGroundGround point
6M31LGroundGround point
7E30Voltage supplyB+ junction point E-box
8EU_HR<2Voltage supplyFuse holder in E-box, fuse F202
9MP_DKSM–GroundElectric throttle motor
X60002
Pin Type Signal Description/Function Connection
1
MT_LHV1Oxygen sensor heating groundOxygen sensor 1 (in front of
catalytic converter)
2Not used
3Not used
4Not used
5MM_CANGroundOxygen sensors, exhaust
temperature sensor
6Not used
7MT_LHH1Oxygen sensor heating groundOxygen sensor 1 (behind catalytic
converter)
8Not used





Pin Assignments (M Versions)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10EA_TABGASTemperature signalExhaust temperature sensor
11AA_PEKPActivate relayElectrical fuel pump relay, timed
12AS_EBOXSignal E-box fanE-box fan
13MT_LHV2Oxygen sensor heating groundOxygen sensor 2 (in front of
catalytic converter)
14EA_LSV1Sensor signalOxygen sensor 1 (in front of
catalytic converter)
15EA_LSV2Sensor signalOxygen sensor 2 (in front of
catalytic converter)
16EA_LSH1Sensor signalOxygen sensor 1 (behind catalytic
converter)
17Not used
18EA_LSH2Sensor signalOxygen sensor 2 (behind catalytic
converter)
19MT_LHH2Oxygen sensor heating groundOxygen sensor 2 (behind catalytic
converter)
20ES_KUPPLUClutch pedal depressedClutch switch
21Not used
22Not used
23AS_HRActivate relayEngine control module relay
24Not used
X60003
Pin Type Signal Description/Function Connection
1
EA_HFMSignal air mass meterHot film air mass meter
2EP_NWGA1Signal camshaft positionCamshaft position sensor 2 (outlet)
3Not used
4ATNWE_F1Activate valveVariable camshaft control valve
(inlet) – advance
5EP_NWGE1Signal camshaft positionCamshaft position sensor 1 (inlet)
6EP_NWGA1Signal camshaft positionCamshaft position sensor 2 (outlet)