2007 ISUZU KB P190 Workshop Repair Manual

Page 1625 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-8   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
P2622 94 --A Throttle Position Output Circuit High
U0001 84 A AA High Speed CAN Communication Bus
U0101 85 A A- Lost Communication with TCM
U0167 177 C AALost

Page 1626 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-9
Schematic and Rounting Diagrams
Fuel System Routing Diagram
Legend1. Fuel rail 
2. Fuel pressure limiter
3. Leak off pipe 
4. Fuel injector 
5. Fuel return pip

Page 1627 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-10   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Engine Controls Schematics
Power Distribution (1)
RTW76EXF003601
X-11 
X-11 Heater 
relay
1
2
Blower
motor Ignition
switchIgnition
switch Starter
relay
SBF1
M

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ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-11
Power Distribution (2)
RTW76EXF003701
C-108
5 
WHT
3
WHT/
BLK
5
WHT
3
WHT/
BLK
3BLU
3BLK/RED
3
WHT/
BLK
3
BLK/
YEL 3
BLK/
WHT B-62
B-63
2
4
B-62 
B-63

Page 1629 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-12   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Starting and Charging System
RTW76EXF003801
EB-1 
ACG(S)
10A
0.5
WHT 
2 
WHT
SBF1
Main
120A SBF5
IG1
40A Refer to
power
distribution Fuse/ relay
box(Engine

Page 1630 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-13
ECM Power and Ground
RTW76EXF004501
X-12 
X-12 ECM 
main
relay
4
5
2 65
45 63 Ground
73
C-58 E-90
Ground
1
X-13 
X-13 Fuel 
pump
relay
0.5
ORN/
BLU 5
RED/
B

Page 1631 of 6020

ISUZU KB P190 2007  Workshop Repair Manual 6E-14   ENGINE CONTROL SYSTEM (4JK1/4JJ1)
DLC and CAN (Standard output)
RTW76EXF004601
7
6766 C-58
31
16
4 5 B-58 1
614 B-58
32 B-2356 B-68
C-19 
Meter(+B)
10A
Fuse/
relay
box
(Cabin)
0.5
BLU
0.5
R

Page 1632 of 6020

ISUZU KB P190 2007  Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1)   6E-15
DLC and CAN (High output)
RTW76EXF005101
164 5 B-58 71
614
B-58
C-19 
Meter(+B)
10A EHCU C-67 (11) 
SRS control unit B-31 (2)
Anti-theft control unit B-44 (2