1998 ISUZU TROOPER Service Repair Manual

Page 2673 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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
v

Page 2674 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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

Page 2675 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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 P

Page 2676 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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-

Page 2677 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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-7

Page 2678 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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

Page 2679 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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

Page 2680 of 3573

ISUZU TROOPER 1998  Service Repair Manual 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