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Isuzu 4JH1 User Manual

Isuzu 4JH1
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6C – 14 FUEL SYSTEM
FUEL TUBE / QUICK – CONNECTOR FITTINGS
Precautions
• Do not light a match or create a flame.
• Keep flames away from your work area to prevent
flammable materials from catching fire.
• Disconnect battery ground cable to prevent electrical shorts.
• Pre-treat piping system or associated parts from thermal
damage or from spattering when welding or simila
r
heat-generating work.
Cautions During Work
Do not expose the assembly to battery electrolyte or do not
wipe the assembly with a cloth used to wipe off spilt battery
electrolyte.
Piping that has been splattered with battery electrolyte or
battery electrolyte soaked cloth that was wiped on the piping
cannot be used.
141R100002
Removal
1. Open the fuel cap to relieve the fuel pressure in the tank.
Use compressed air to remove any dirt on the fuel quick
connect fittings prior to disconnecting the fittings.
When disconnecting the fuel pipe, cover the area with a
cloth to prevent fuel from splashing as the fuel pipe ma
y
still have some pressure in it.
140R100032
Legend
(1) O-ring
(2) Port
(3) Connector
(4) Plastic Tube

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Isuzu 4JH1 Specifications

General IconGeneral
Bore x Stroke95.4 mm x 104.9 mm
Compression Ratio18.5:1
Fuel SystemDirect injection
Cylinder ConfigurationInline-4
Valves per Cylinder4
Fuel TypeDiesel
Engine TypeDiesel, four-stroke
Displacement3.0 liters
Maximum Torque217 lb-ft (294 Nm) @ 1800 rpm
Oil Capacity6.5 liters (with filter)

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