Page 2673 of 3573

8DÐ80 WIRING SYSTEM
Powertrain Control Module (PCM)
General Description
The Powertrain Control Module (PCM) is located in
the passenger compartment.
The PCM constantly monitors the information from
various sensors, and controls the systems that affect
vehicle performance.
The PCM performs the diagnostic function of the
system. It can recognize operational problems, alert
the driver through the Malfunction Indicator Light
(MIL) and store a Diagnostic Trouble Code (DTC) or
DTC(s) which identify the problem areas to aid the
technician in making repairs.
The PCM is designed to process the various input
informations and then sends the necessary
electrical responses to control fuel delivery, spark
timing and other emission control systems. The
input information has an interrelation to more than
one output, therefore, if the one input failed, it could
affect more than one system operation.
Refer to Driveability and Emission in Engine section
and Automatic Transmission in Transmission
section.
Page 2674 of 3573
WIRING SYSTEM 8DÐ81
Circuit Diagram (RHD 6V
*1)Ð1
PCM : POWERTRAIN CONTROL MODULE 1.25
W 1.25
W 2.0
W BATT.(+)
2.0
W
0.5
R/L
C-18
H-41
C-21E-26
2
8H-4B
A0.85
B/Y
C
B
E-26
FUEL
INJECTOR
FL-3 30A
PCM
NO.10.5
R/L
C-21E-11
2
7H-4E-11NO.20.5
R/L
C-31E-25
2
6H-4E-25NO.30.5
R/L
C-21E-12
2
5H-4E-12NO.40.5
R/L
C-31E-24
2
12H-4E-24NO.50.5
R/L
0.5
G/O 0.5
G/W0.5
G0.5
G/R0.5
G/B0.5
G/Y
0.85
G/O 0.85
G/W0.85
G0.85
G/R0.85
G/B0.85
G/Y1.25
R/L1.25
R/L1.25
R/L 1.25
R/L 1.25
R/L2.0
W
C-21E-13
2
11H-4
H-416
10X-122H-424X-12
E-13NO.6
C-3
C-3
P C M
D3 D1 F13 C1 F15 C3 E16 F16 A4
PCM MAIN
RELAY
0.5
B
FENDER-RH3.0
B/Y STARTER SW
(IG1)
0.85
B/Y
0.85
B/YX-121 19H-15
3X-12
C-8 15A
ENGINE
C-397
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Page 2675 of 3573
8DÐ82 WIRING SYSTEM
Circuit Diagram (RHD 6V
*1)Ð2
PCM : POWERTRAIN CONTROL MODULE
P C M
AE
E 0.5
B
1.0
B/L 0.5
R/W
0.5
R/W
X-111C-397 7
3X-11C-3 E13
FUEL PUMP
RELAY
FUEL
PUMP
F-10 15A
FUEL PUMPF-2 20A
OXYGEN SENSOR
HEATER
JOINT
CONNECTOR
KNOCK
SENSOR
2.0
B2.0
B 2.0
B/R2.0
B/R2.0
B/R2.0
B/R 2.0
R2.0
R1.25
B/L0.85
B/L
0.85
R/W
FENDER-RH2.0
WF-4
2H-4620H-332H-1315X-114
2X-11
1F-4
H-5
C-88
1410
16
E-30C-2C9
C-2C7
COMMON CHAMBER
R-4
BODY-RR
1.25
B/P
1.0
B/R1.25
B/P
0.5
B0.5
Y
0.5
Y
H-513E-29C-2C8
COMMON CHAMBER
H-613
1C-1E-14A2
D
M
POWER
STEERING
PRESSURE
SW
0.5
G/Y
0.5
G/YH-616
1C-1E-4 B11
H-42
13
H-33
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Page 2676 of 3573
WIRING SYSTEM 8DÐ83
Circuit Diagram (RHD 6V
*1)Ð3
PCM : POWERTRAIN CONTROL MODULE HO
2S : HEATED OXYGEN SENSOR
P C M
0.5
GH-115C-2 D14
0.5
R
0.5
R
0.5
G0.5
B
HO
2S
(A)HO
2S
(B)
H-112M-172
1C-2M-17
1.25
R/W
1.25
BM-174
3M-17 D15H-111
D
1.25
R/W
1.25
R/WH-11H-41
10 10
0.5
LH-113C-2 C15
0.5
P
0.5
P
0.5
L
H-118M-182
1.25
B/P
1.0
B/R
COMMON CHAMBER
H-5E-2913 8
11
C-2M-18
1.25
R/W
1.25
BM-184
3M-18 C14H-114
C-162 11 9H-11
JOINT
CONNECTORC-88
1.25
B
0.85
B
FENDER-LH
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Page 2677 of 3573
8DÐ84 WIRING SYSTEM
Circuit Diagram (RHD 6V
*1)Ð4
PCM : POWERTRAIN CONTROL MODULE
1.0
B/O
1.0
B/O1.0
B/O1.0
B/O1.0
B/O1.0
B/O3.0
B/Y
1.25
B/O
1.25
B/OC-9 15A
IGN. COILSTARTER SW
(IG1)
2
E-371H-6H-77
0.5
R 0.5
R1.0
B
C-2E-3714
1.0
B
COMMON
E-30
1.0
B
CHAMBERE-28 3
E-37
1
H-54
2
E-40
0.5
R/B0.5
R/B1.0
BC-1E-4014
3
E-40
1
H-53
2
E-38
0.5
R/L0.5
R/L1.0
BC-2E-3814
3
E-38
1
H-52
2
E-41
0.5
R/W1.0
BC-1E-4114
3
E-41
1
H-51
2
E-39
0.5
R/Y1.0
BC-2E-3914
3
E-39
1
H-58
2
E-42
0.5
R/G
0.5
R/W0.5
R/Y0.5
R/G1.0
B
C-1E-4214
3
E-42
1
H-57
P C M
C4 B3 D6 B2 D5 B4
IGNITION
COIL NO.1
IGNITION
COIL NO.2
IGNITION
COIL NO.3
IGNITION
COIL NO.4
IGNITION
COIL NO.5
IGNITION
COIL NO.6
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Page 2678 of 3573
WIRING SYSTEM 8DÐ85
Circuit Diagram (RHD 6V
*1)Ð5
F
C
VSV : VACUUM SWITCHING VALVE
PCM : POWERTRAIN CONTROL MODULE
P C M
0.85
B/Y
C-3H-6H-4168 H-412
E5
0.5
R/L0.8
R/L
VSV ;
DUTY
SOLENOID
0.8
B/YC-1E-8H-67E-8
1 2
A15 0.85
B/Y
0.85
B/Y
0.5
Y/B0.5
W/L
VSV ;
INTAKE
AIRINTAKE AIR
TEMPERATURE
SENSORTHROTTLE
POSITION
SENSOR
0.5
B/YC-2E-44
E-33
H-49E-44
2 1
C11
0.85
Y 0.8
Y
C-3H-415E-33
1
E6
0.85
Y/R0.8
Y/R
C-1H-414E-33
3
B7
0.85
R 0.8
R0.8
G0.8
G0.8
Y/G0.8
G
0.8
L0.8
R 0.8
B/Y
C-1H-413E-33
4 5
A1
0.85
Y/G
C-1H-59E-43
1
E-43
2
E-5
2
B8
0.75
GC-2H-66E-5
1
D8
0.75
L0.5
B0.5
B/R
1.25
B/P
1.0
B/R
COMMON CHAMBER
C-2
13
H-5E-29
H-65E-5
3
E8
E-33
2
EGR VALVE
3
1
C-88
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Page 2679 of 3573
8DÐ86 WIRING SYSTEM
Circuit Diagram (RHD 6V
*1)Ð6
C-871
PCM : POWERTRAIN CONTROL MODULE
1.0
B/L 1.25
B/L 0.85
B/L
0.5
Y0.5
Y 0.85
B/Y
COMMON CHAMBER COMMON CHAMBER14H-52C-87
C-23C-87
E-30
1.0
B/P 1.25
B/P0.5
B
0.5
Y
13 2
14H-5E-29
C-2
C-2
D10
JOINT
CONNECTORCRANK POSITION
SENSORC-88
F
MASS AIR FLOW
SENSOR
E-27
3H-5100.5
Y/R
0.85
Y/R
C-3E-27
1H-5110.5
G
0.75
G
C-2E-27
2H-660.5
G
C-2
CAM POSITION
SENSORE-32
2
0.5
Y/R
0.85
Y/R
E-32
3H-560.5
L
0.5
W
C-2E-32
1H-55
P C M
C5 E11 D8 D11
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Page 2680 of 3573
WIRING SYSTEM 8DÐ87
Circuit Diagram (RHD 6V
*1)Ð7
C-2E-61
C-22
C-23
C-2
E-64
E-6
E-6
PCM : POWERTRAIN CONTROL MODULE
P C M
0.85
R/Y0.85
GR
JOINT
CONNECTOR0.5
L/R B1 D9 F8
0.85
R/Y
0.8
G/W
C-2
H-6
H-6 0.85
GR0.85
GR/B
0.8
G0.8
R
H-6
C-1
C-2
C-3
C-2
E-7
E-7
E-7 234
312
MAP SENSOR
C-3E9
C-2
H-5 0.5
GR
0.8
G0.8
L/R
H-5
C-2
E-20
E-20 15 16
21
C-1A5
C-2H-44
ENGINE
COOLANT
TEMPERATURE
SENSORIDLE AIR
CONTROL VALVEVEHICLE
SPEED
SENSOR
(METER)
0.85
L
0.8
L
C-1A6
C-2H-43 0.85
L/W
0.8
L/W
C-1A8
C-2H-42
AB0.85
L/R
0.8
L/R
C-1A7
C-2D7
C-2
H-41 0.85
L/B
0.8
L/B
0.85
B/P 0.85
B/P0.5
LG/W
0.5
LG/W 20 15 12
18 14 13 17
C-88
5
I-10I-10
21
FENDER-RH(W/TOD)
5
I-10
5C-3918H-1612H-9I-919
D08RW907