Isuzu KB P190. Manual — part 352

6A-48 ENGINE MECHANICAL (4JK1/4JJ1)

2. Install the EGR cooler.

• Install the gaskets.
• Install the EGR cooler.
• Temporary tightening order.

1

→2→3→4→5→6

• Fully tightening order.

3

→4→5→1→2→6

Tighten the nut and bolts to the specified torque.

Tightening torque:

Nuts and bots 1-5: 27 N·m (2.8 kg·m / 20 lb ft)

Bolt 6:

52 N·m (5.3 kg·m / 38 lb ft)

6

5

4

3

1

2

RTW76FSH000201

3. Install the water hoses to the EGR cooler water

pipes.

4. Heat protector.

Tighten the bolts to the specified torque.

Tightening torque: 25 N·m (2.5 kg·m / 18 lb ft)

RTW76FSH000101

5. Install the turbocharger.

• Refer to “Turbocharger”.

6. Replenish the engine coolant.

ENGINE MECHANICAL (4JK1/4JJ1) 6A-49

Torque Specifications

RTW76AMF000701

6A-50 ENGINE MECHANICAL (4JK1/4JJ1)

Timing Gear Train

Components

RTW56ALF001101

Legend

1. Oil Pump Gear

2. Crankshaft

Gear

3. Idle Gear D

4. Exhaust Camshaft Gear

5. Intake Camshaft Gear

6. Idle Gear D Sprocket

7. Timing

Chain

8. Injection Pump Sprocket

9. Injection Pump Gear

10. Idle Gear A

11. Vacuum Pump Gear

12. Power Steering Oil Pump Gear

13. Idle Gear C

ENGINE MECHANICAL (4JK1/4JJ1) 6A-51

Removal

1. Partially drain the engine coolant.

2. Remove the radiator upper hose.

RTW56FSH000101

3. Remove the fan guide.

RTW46BSH000101

Legend

1. Fan

Guide

2. Clips

3. Lower Fan Guide

4. Fan

Shroud

4. Remove the cooling fan and fan pulley.

RTW56ASH025401

5. Remove the A/C compressor drive belt and fan

belt.

6. Remove the crank pulley.

7. Remove the power steering pump with hose.

RTW56ASH021101

Legend

1. Power Steering Pump

2. Nut

• Disconnect the bracket (1) of power steering oil

hose.