Isuzu 4JH1 User Manual

6A – 118 ENGINE MECHANICAL
INSTALLATION
EXTERNAL PARTS
RTW36AMF000701
Installation Steps
1. Exhaust Manifold 18. Engine Mounting Bracket and
2. Oil Cooler with Oil Filter Foot
3. Generator Bracket 19. Intake Manifold
4. Water Inlet Pipe 20. Power Steering Oil Pump
5. Generator and Adjusting Plate Bracket
6. Vacuum Pump Oil Return Hose 21. Fuel Injection Pipe with Clip
7. Compressor Bracket 22.
Fuel Filter Bracket (Except
EURO III)
8. Turbocharger 23.
Fuel Filter Assembly (Except
EURO III)
9. Catalytic Converter 24. Oil Level Gauge
10. Heat Protector 25. EGR Valve
11. Cooling Fan Pulley 26-1. EGR Pipe
12. Oil Cooler Water Pipe 26-2.
EGR Cooler (EURO III model
only)
13. Fuel Leak Off Pipe 27.
Intake Pipe and Throttle Body
(4JA1TC/4JH1TC only)
14. Oil Pressure Warning Switch 28. Clutch Assembly or Flex Plate
15. Starter Motor
16. Injection Pump
17. Injection Pump Cover

Isuzu 4JH1 Specifications

General

Bore x Stroke	95.4 mm x 104.9 mm
Compression Ratio	18.5:1
Fuel System	Direct injection
Cylinder Configuration	Inline-4
Valves per Cylinder	4
Fuel Type	Diesel
Engine Type	Diesel, four-stroke
Displacement	3.0 liters
Maximum Torque	217 lb-ft (294 Nm) @ 1800 rpm
Oil Capacity	6.5 liters (with filter)