21C ALL MODELS (V6 & S/C V6)
ANTI LOCK BRAKING (A.B.S) &
TRACTION CONTROL (T.C.S) SYSTEM
MODEL VXII&WHII
2D12P21CC
POWER TRAIN CONTROL MODULE
(V6)
YB187 CONN A & B CAVITIES
YB198 CONNC&DCA
VITIES
POWER TRAIN CONTROL MODULE
SUPER CHARGED (V6)
YB188 CONN A & B CAVITIES
YB193 CONNC&DCA
VITIES
YB194 CONNE&FCA
VITIES
R
R.H.R. OUTLET
VALVE SOL.
(T.C.S)
C11
B8
DIRECT
FIRE
IGNITION
MODULE
INSTRUMENTS
L.H.F. INLET
VALVE SOL.
19
BODY CONTROL
MODULE
VALVE RELAY
ACTUATION
12
G/W
DATA LINK
CONNECTOR
LOC. E3
D
A3
C13
YE98
P
GY
6
T.C.S
OFF
SWITCH
5
YB67
(A.B.S)
R.H.R. WHEEL
SENSOR
8
(1429)
YB161
POWER GND
YE98
B/O
(121)
W
STOP LAMPS
SWITCH B
ELECTRONIC
CLIMATE
CONTROL
Y
(154)
RETURN
PUMP
MOTOR
(1426)
(833)
YE114
(MMR) TORQUE REQUEST
CRUISE
CONTROL
ACTUATOR
(884)
BLU/B
R/B
13
RELAY
SUPPLY
(150)
B/W
12
SDI
27
YE110
F13
B
YB175
YR33
(88)
31
L.H.R. OUTLET
DIAG. ENABLE
YE112
(883)
BR
YB175
18
YE56
2
OIL SUPPLY
R
YB74
YB188
YB198
(2K)
3
12
9
(T.C.S)
YB194
YB187
YB66
19
REFER
SHT. ALL.
YB12
(86)
E
(44)
PUMP MOTOR
RELAY ACTUATION
9
(1220)
POWER TRAIN
CONTROL
MODULE
S/C V6
&V6
9
G(A.B.S)
L.H.R. WHEEL
SENSOR
30
FJ
(T.C.S. ONLY)
(MMI) TORQUE ACKNOWLEDGE
16
SDI
R/W
YB161
YB87
B/R
SDI
INSTRUMENTS
V
BACK PRESS
(TCS S/C V6 & V6 ONLY)
(830)
LOC. E2
PUMP
MOTOR
RELAY
(TCS S/C V6 & V6 ONLY)
(855)
(873)
(3.0)
MOTOR MONITORING
B
O/W
11
(T.C.S. ONLY)
LOW
TRACTION
2
BLU
12V
Y/R
YB30
(A.B.S)
L.H.F. WHEEL
SENSOR
SERIAL DATA
20
(863)
YB175
15
YE72
BR
YB164
A.B.S & T.C.S
MODULE AND MODULATOR
(151)
YB30 9
L.H.R. INLET
R
R.H.F. OUTLET
VALVE SOL.
YB193
YB187
REFER
SHT. 7,15.
(875)
F7
B11
ENG. SPEED
R
A.B.S.
OFF
WARNING
LAMP
(T.C.S. ONLY)
11
2
LOC. E3
LOC. E3
(3)
YB12
4
R.H.R. INLRT
VALVE SOL.
YB67
F5
18
BLU/R
(157)
(2R)
BR
BR/R
R
(20)
VALVE RELAY
(1427)
F27
(872)
YE56
(885)
T.C.S.
OFF
WARNING
LAMP
6
1
FQ
YE114
YR34
(640)
YE114
YE71
G
21
(1221)
14
P/BLU
O/BLU
YB164
(882)
LOC. E1
YB66
R.H.F. INLET
VALVE SOL.
(A.B.S)
R.H.F. WHEEL
SENSOR
7
17
B/G
L.H.F. OUTLET
VALVE SOL.
FR
YB66
(T.C.S. ONLY)
YE57
YE112
(T.C.S)
V6 ONLY
YB128
(2H)
YB39
NOTE:- CONVENTIONAL CURRENT FLOW IS ASSUMED IE.
FLOWING FROM BATTERY +VE TO BATTERY -VE
CRUISE
CONTROL
ACTUATOR
BODY
CONTROL
MODULE
STOP FUSE
SENSE
(BERLINA, CALAIS,
STATESMAN & CAPRICE)
BLU/R
(20)
STOP LAMPS
SWITCH A
O
B/W
T.C.S
OFF
SWITCH
YB70
YB70
MANUAL &
(AUTO WITH L.P.G.)
(VXII)
AUTO
WITHOUT
L.P.G
BATTERY
+-
STOP
LAMPS
ACC
IGNITION
SWITCH
50 START
YB44
OFF/ON
LOCK
15a
30
IGN
15
YB44
YB44
IGNITION
SWITCH
CONNECTOR
WIRING DIAGRAMS
HARNESS SYMBOLS: (M.W.H.) (BAT.) (B.)
(P.T.)
EXECUTIVE SHOWN
VIEW
C
YB164
B.C.M.
CONNECTOR (3)
YB39
BODY
HARNESS
CONNECTOR
YB74
BODY
HARNESS
CONNECTOR
YB175
B.C.M.
CONNECTOR (3)
YB39
BODY
HARNESS
CONNECTOR
YB74
BODY
HARNESS
CONNECTOR
VIEW
D
YE98
A.B.S. & T.C.S.
MODULATOR
& CONTROL
MODULE
CONNECTOR
YB128
DATALINK
CONNECTOR
BERLINA, CALAIS,
STATESMAN & CAPRICE
SHOWN
BERLINA, CALAIS,
STATESMAN & CAPRICE
SHOWN
VIEW
B
YE56
CRUISE
CONTROL
ACTUATOR
CONNECTOR
21C-G
RELAY & FUSE PANEL
FJ
FR
FQ
YE110
ENGINE
CONNECTOR (1)
YE112
ENGINE
CONNECTOR (3)
YB12
STOP LAMP
SWITCH
CONNECTOR (B)
YB161
STOP LAMPS
SWITCH
CONNECTOR (A)
VIEW
I
YR33
L.H. REAR WHEEL
SENSOR
CONNECTOR
YR34
R.H. REAR WHEEL
SENSOR
CONNECTOR
YE72
L.H. FRONT
WHEEL
SENSOR
CONNECTOR
VIEW
E
"V6"
YB187
P.C.M.
CONNECTOR (2)
YB198
P.C.M.
CONNECTOR (1)
VIEW
F
"V6 S/C"
YB193
P.C.M.
CONNECTOR (1)
YB188
P.C.M.
CONNECTOR (2)
YB194
P.C.M.
CONNECTOR (3)
CALAIS SHOWN
I
VIEW
A
BERLINA & CALAIS
SHOWN
YB66
INSTRUMENT
CONNECTOR
YB87
E.C.C.
CONNECTOR
G
B
C
D
F
E
H
FUSE 5FUSE 13
FUSE 27
RELAY & FUSE PANEL
YE57
DIRECT
IGNITION
MODULE
CONNECTOR
EXECUTIVE
"V6 SHOWN"
A
YE114
LOCATION
E3 EARTH
CONNECTOR
VIEW
YB70
T.C.S. SWITCH
ILLUMINATION
CONNECTOR
MANUAL &
(AUTO WITH L.P.G.)
H
YB30
AUTOMATIC
TRANSMISSION
SELECTOR
HARNESS
CONNECTOR
YB67
T.C.S. CONTROL
SWITCH
CONNECTOR
(AUTO WITHOUT L.P.G.)
VIEW
G
CTRL
TRAC
YE71
R.H. FRONT
WHEEL
SENSOR
CONNECTOR