Page 1993 of 6020
6F-8 EXHAUST SYSTEM (4JK1/4JJ1)
Components (High Output)
RTW 76FMF000101
Legend
1. EGR Cooler
2. EGR Cooler Gasket
3. EGR Cooler Gasket
4. Heat Protector
5. Exhaust Manifold
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Page 1994 of 6020
EXHAUST SYSTEM (4JK1/4JJ1) 6F-9
Removal
1. Drain the coolant.
2. Remove the intercooler.
3. Remove the heat protector.
4. Disconnect the water hoses from the EGR coole
r
water pipes.
5. Remove the EGR cooler.
Installation (Standard Output)
1. Gasket
2. EGR Cooler
3. Nuts and Bolts
RTW 56FSH000201
• Temporary tightening order
1 – 2 – 4 – 5 - 3
• Fully tightening order
4 – 5 – 1 – 2 - 3
Tighten the nuts and bolts to the specified torque.
Tightening torque: 27 N ⋅
⋅⋅
⋅
m (2.8 kg ⋅
⋅⋅
⋅
m / 20 lb ft)
4. W ater hose
5. Heat protector • Tighten the bolts to the specified torque.
Tightening torque: 10 N ⋅
⋅⋅
⋅
m (1.0 kg ⋅
⋅⋅
⋅
m / 87 lb in)
RTW 56ASH014601
6. Replenish the engine coolant.
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Page 1995 of 6020
6F-10 EXHAUST SYSTEM (4JK1/4JJ1)
Installation (High Output)
1. Gasket
2. EGR Cooler
3. Nuts and Bolts
6
543
1
2
RTW 76FSH000201
• Temporary tightening order
1 →2→ 3→ 4→ 5→ 6
• Fully tightening order
3 →4→ 5→ 1→ 2→ 6
Tighten the nuts and bolts to the specified torque.
Tightening torque: Nuts and bolts 1-5: 27 N ⋅
⋅⋅
⋅
m (2.8 kg ⋅
⋅⋅
⋅
m / 20 lb ft)
Bolt 6: 52 N⋅
⋅⋅
⋅
m (5.3 kg ⋅
⋅⋅
⋅
m / 38 lb ft)
4. W ater hose
5. Heat protector • Tighten the bolts to the specified torque.
Tightening torque: 25 N ⋅
⋅⋅
⋅
m (2.5 kg ⋅
⋅⋅
⋅
m / 18 lb ft)
RTW 76FSH000101
6. Replenish the engine coolant.
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Page 1996 of 6020
EXHAUST SYSTEM (4JK1/4JJ1) 6F-11
Torque Specifications (Standard Output)
RTW 56AMF002201
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Page 1997 of 6020
6F-12 EXHAUST SYSTEM (4JK1/4JJ1)
Torque Specifications (High Output)
RTW 76FMF000301
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ISUZU KB P190 2007
Page 1998 of 6020
ENGINE SPEED CONTROL SYSTEM (4JK1/4JJ1) 6H-1
SECTION 6H
ENGINE SPEED CONTROL SYSTEM
CONTENTS
Accelerator Pedal Position (APP) Sensor ......... 6H-2
Removal .......................................................... 6H-2
Installation ....................................................... 6H-2
How to adjust for APP Sensor......................... 6H-2
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Page 1999 of 6020

6H-2 ENGINE SPEED CONTROL SYSTEM (4JK1/4JJ1)
Accelerator Pedal Position (APP) Sensor
Removal
1. Turn OFF the ignition.
2. Disconnect the APP sensor harness connector.
3. Loosen the accelerator pedal assembly nuts (3).
4. Remove the accelerator pedal assembly.
RTW 56ESH000301
5. Remove the APP sensor (1) from accelerator
pedal bracket (2).
Installation
1. Install the APP sensor (1) in accelerator pedal
bracket (2).
2. Install the accelerator pedal assembly.
3. Tighten the accelerator pedal assembly nuts (3).
4. Connect the APP sensor harness connector.
How to adjust for APP Sensor
1. Install the Tech2.
2. Turn ON the ignition.
3. Observe the APP sensor parameter.
Check the unique functionality of each sensor as shown in the table below.
APP
Sensor Pedal
Position Pedal
Position as
Observed on the Tech2 (%) Voltage as
Observed on the Tech2 (volt)
1 Pedal at
reset 0 0.1-1.2
1 Pedal at full
travel 100 3.8-4.8
2 Pedal at
reset 0 3.8-4.8
2 Pedal at
full travel 100 0.2-1.2
3 Pedal at
reset 0 3.8-4.8
3 Pedal at full
travel 100 1.2-2.2
4. If the problem was found, adjust as necessary.
101RY00011
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Page 2000 of 6020

Section 6 Engine Diagnosis .......................................................................................... 2001 PAGE
Section 6A Engine Mechanical .................................................................................... 2015
Section 6B Engine Cooling .......................................................................................... 2105
Section 6C Fuel System .......................................................................... ..................... 2119
Section 6D Engine Electrical ....................................................................................... 2137
Section 6E Engine Driveability and Emissions .......................................................... 2171
Section 6F Exhaust System ........................................................................................ 2450
SECTION 6
ENGINE
TA BLE OF CONTENTS
C24SE MODEL
EN G IN E (C 24SE) 6
Section 6 G En gine L ubri ca tio n.................................................................................... 24 65
Section 6H Engine Speed Control System ................................................................ 2472
Section 6J Induction ................................................................................................... 2476
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ISUZU KB P190 2007