Engine Control System Mss54 (6–Cylinder S54 B32) - BMW Z3(E36/7) Electrical Troubleshooting Manual

1210.27 ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)
M VERSIONS
1210.27-02
P98
FUSE HOLDER IN
F205
E–BOX
30A
1210.27-02
K6327
INJECTION VALVES
RELAY
1210.27-02
Y6101
+
CYL. 1 FUEL
INJECTION VALVE
–
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE
1210.27-01
Y6104 C6000
SUPPRESSION CA-
CYL. 4 FUEL
INJECTION VALVE PACITOR
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
33
1
INJECTION VALVE
34
2
35
3
36 9
37
6
7 1 A 38 C 23 B 7
32
TXD
D
50 4 43 44 C 7 8 9 12 13
1210.27-03
Y5255
VARIABLE CAM-
SHAFT CONTROL
VALVES
F108
80A
1210.27-00
G6400
B+ JUNCTION
POINT E–BOX
1210.27-00
K6300
ENGINE CONTROL
MODULE RELAY
F201 F202
30A 30A
1210.27-01
1210.27-05
T6151
1210.27-05 M6506
CYL. 1 IGNITION
Y6120 E–BOX FAN
COIL
EVAPORATIVE
EMISSION VALVE
T6152
CYL. 2 IGNITION
Y6165
COIL
SOLENOID
VALVE, SUCKING
T6153
JET PUMP
CYL. 3 IGNITION 1210.27-05
COIL
Y6130
IDLE SPEED
T6154
CONTROL VALVE
CYL. 4 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL
42
E 8 A 51 47 46 C 12 B
14 D C
29 24
31
1210.27-13
1210.27-07
30
R10
B6236
PEDAL POSITION
ENGINE COOLANT
SENSOR
TEMPERATURE
SENSOR
1210.27-06
B6241
CYL. 1–2 KNOCK SENSOR
B6242
CYL. 3–4 KNOCK SENSOR
B6243
CYL. 5–6 KNOCK SENSOR
F203
20A
1210.27-04
B6207
HOT FILM AIR
MASS METER
1210.27-07
B6214
CAMSHAFT
POSITION SENSOR
1 (INLET)
1210.27-07
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET)
2 6 1 22 17 7 9 2
5 C C
21 8
25 45 C 20 11 1 36 37
1210.27-06
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
N S
01/01
50 15
F15
5A
P98
FUSE HOLDER IN
F204 E–BOX
30A
1210.27-08
B62101
OXYGEN SENSOR I
(IN FRONT OF CATALYTIC
CONVERTER)
B62201
OXYGEN SENSOR II
1210.27-04
(IN FRONT OF CATALYTIC
Y5392
CONVERTER)
ELECTRIC
THROTTLE
B62102
MOTOR
OXYGEN SENSOR I
(BEHIND CATALYTIC
CONVERTER)
B62202
1210.27-04
OXYGEN SENSOR II
R6252
(BEHIND CATALYTIC
THROTTLE
CONVERTER)
POSITION
SENSOR 1210.27-08
B5351
EXHAUST
TEMPERATURE
SENSOR
1 14
13 15
7 16
A 10 20 23 14 19 18 5 10 6 26
C B
D B 13
22 27 35 20 26
1210.27-11
1210.27-11
G6509
1210.27-12
GENERATOR
A2w
INSTRUMENT
CLUSTER
1210.27-10
S32
1210.27-11
CLUTCH SWITCH
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
1210.27-10
A9008
CRUISE CONTROL
INTERFACE
1210.27
2001
G7512
B+ JUNCTION
POINT
F107
50A
P90
30 15
FRONT POWER
F26 F18 F13 DISTRIBUTION
BOX
10A 20A 5A
1210.27-09
K6301z
ELECTRIC FUEL
PUMP RELAY,
TIMED 1210.27-09
K6304
SECONDARY AIR
1210.27-09
PUMP RELAY
M2
FUEL PUMP
1210.27-09
Y6133
AIR PUMP
1210.27-03
A837
ELECTRONIC
IMMOBILIZER
1210.27-10
CONTROL MODULE
S30
(EWS III)
BRAKE LIGHT
SWITCH
1210.27-09
1210.27-10
M119
K19
LEAKAGE DIAG-
COMPRESSOR
NOSIS PUMP
CONTROL
RELAY
1210.27-12
K22
HIGH SPEED
RELAY
1210.27-12
S8511
REVERSING
LIGHT SWITCH
D 11 B 33 17 30 28 3 34 24 29 4 19
D
A6000
ENGINE CONTROL
MODULE (DME)
C E 6 5 4 A
39 19 5
A = 60001
B = 60002
C = 60003
D = 60004
1210.27-12
S555 E = 60005
1210.27-12
B6254 TIRE PRESSURE
THERMAL OIL WARNING SYSTEM
LEVEL SWITCH (RDW) PUSH-
BUTTON
1210.27-11
B6231
OIL PRESSURE
SWITCH