2007 ISUZU KB P190 Workshop Repair Manual

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Page 1641 of 6020

ISUZU KB P190 2007 Workshop Repair Manual 6E-24 ENGINE CONTROL SYSTEM (4JK1/4JJ1)
A/C Control System and Glow Control System
RTW76EXF001701
9 C-107C-58
X-14
X-14 A/C
compressor
relay
13
5 2 X-5
X-5
H-4 Glow
relay
42
1
3
ECM
Ignition
sig

Page 1642 of 6020

ISUZU KB P190 2007 Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1) 6E-25
Transmission Range Switch and Neutral Switch
RTW76EXF005001
E-51
H-5
E-51
Transmission
range
switch
3
2
8 NP
X-16
X-16 C-94 C-95
TCM
Diode
4
2
3 0.75
WHT

Page 1643 of 6020

ISUZU KB P190 2007 Workshop Repair Manual 6E-26 ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Brake Switch and Cruise Control
RTW76EXF004001
Brake
switch
C-44
4
C-44
3 Cruise
main
switch
Fuse /
relay
box
(Cabin)
4
3
3
1
4
2 0.5
GRY/
GRN
0.5
WHT/

Page 1644 of 6020

ISUZU KB P190 2007 Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1) 6E-27
Component Locator
Engine Controls Component Views
Legend1. Accelerator pedal position (APP) sensor

Legend
1. Barometric pressure (BARO) sensor (Standard out

Page 1645 of 6020

ISUZU KB P190 2007 Workshop Repair Manual 6E-28 ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Legend1. Boost pressure sensor
2. Turbocharger nozzle control solenoid
3. Barometric pressure (BARO) sensor (High output)

Legend
1. Exhaust gas recirculat

Page 1646 of 6020

ISUZU KB P190 2007 Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1) 6E-29
Legend1. Fuel temperature (FT) sensor
2. Fuel Rail Pressure (FRP) regulator

Legend
1. Fuel injector No.1 cylinder
2. Fuel injector No.2 cylinder
3. Fuel

Page 1647 of 6020

ISUZU KB P190 2007 Workshop Repair Manual 6E-30 ENGINE CONTROL SYSTEM (4JK1/4JJ1)
Legend1. Fuel pump resistor (A type)
Legend1. Fuel pump resistor (B type)
RTW76ESH004101
1
RTW76ESH004201
1

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ISUZU KB P1

Page 1648 of 6020

ISUZU KB P190 2007 Workshop Repair Manual ENGINE CONTROL SYSTEM (4JK1/4JJ1) 6E-31
Engine Control Module (ECM) Connector
End Views
Engine Control Module (ECM)-J1
Connector No. E-90
Connector Color Gray
Test Adapter No. J-35616-64A
Pin No. W

ENGINE CONTROL SYSTEM (4JK1/4JJ1) 6E-31
Engine Control Module (ECM) Connector
End Views
Engine Control Module (ECM)-J1
Connector No. E-90
Connector Color Gray
Test Adapter No. J-35616-64A
Pin No. Wire Color Pin Function
1 — Not used
2 — Not used
3 — Not used
4 — Not used
5 — Not used
6 — Not used
7 — Not used
8 — Not used
9 — Not used
10 — Not used
11 — Not used
12 — Not used
13 — Not used
14 — Not used
15 — Not used
16 — Not used
17 ORN BARO sensor low reference
18 PNK/ GRN BARO sensor signal
19 BLU/ GRN BARO sensor 5V reference
20 GRN Boost pressure sensor 5V
reference
21 YEL Boost pressure sensor signal
RTW76ESH003101
12345678910111213141516
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52
53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72
Pin No. Wire Color
Pin Function
22 BLK Boost pressure sensor shield
ground
23 BLU Boost pressure sensor low
reference
24 YEL Cylinder #2 fuel injector control
25 BRN Cylinder #3 fuel injector control
26 WHT ECT sensor low reference
27 GRN/ RED ECT sensor signal
28 YEL/ RED FT sensor low reference
29 PNK FT sensor signal
30 RED EGR position sensor low
reference
31 WHT/ BLU EGR position sensor 5V reference
32 GRY EGR position sensor signal
33 BLU/ YEL Cylinder #1 fuel injector control
34 BLU/ YEL FRP regulator control high side
35 BLU Intake throttle position sensor low
reference
36 GRY Intake throttle position sensor 5V
reference
37 GRN CKP sensor 5V reference
38 BLK CKP sensor shield ground
39 BLU CKP sensor low reference
40 ORN/ BLU MAF sensor signal
41 BLU/ RED IAT sensor signal
42 BLK MAF sensor shield ground
43 WHT/ BLU MAF sensor low reference
44 BLK CMP sensor low reference
45 WHT CMP sensor signal
46 RED CMP sensor 5V reference
47 RED FRP sensor 5V reference
48 WHT FRP sensor signal
49 BLK FRP sensor shield ground
50 BLU/ RED FRP regulator low side
51 WHT Cylinder #3 fuel injector charge
voltage
52 BLU Cylinder #1 fuel injector charge
voltage
53 GRN Cylinder #4 fuel injector control
54 BLK/ YEL FRP regulator control high side
55 WHT Intake throttle drive voltage
56 RED Intake throttle control low side
57 ORN Intake throttle position sensor
signal

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ISUZU KB P190 2007

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