ISUZU Heavy Duty Machine Repair: How to Installation ISUZU 4JH1 Engine Intake Throttle Valve

This article explains how to Installation ISUZU 4JH1 Engine Intake Throttle Valve

1.Installthe intake throttle valve.

·Install the gasket and intake throttle valve,and tighten at the specifed torque.

Tightening torque: 10 N·m(1.0 kg-m/87 Ib·in)

2.Connect the intake throttle valve harness connector.

3.Install the air intake pipe and hoses.

·Installthe pipe and hoses between the intake throttle valve and intercooler.

·Use a new hose clamp,align it with the marking,and tighten it at the specified torque.

Tightening torque

Clamp: 8.0 Nm(0.8 kg m/71 Ib-in)

·Fix the air intake pipe to the bracket.

Tightening torque:20 N·m(2.0 kg·m/177.5 Ib-in)

4 Connect the boost sensor connector ( Euro4 specification)

Legend

1.Boost sensor connector

5.Install the floor support cover.(Non-tilt cab model only)

6.Install the sub engine cover.(Non-til cab model only)

7.Instsll the parking brake lever assembly.(

Non-tit cab model only)

Refer to "BRAKES"in Section 5C.

8.Install the change lever assembly.(Non-tilt cab model only)

Refer to "Manual Transmission"in Section 7B.

9.Install the driver seat.(Non-tilt cab model only)

Refer to "FRAME AND CAB"Section 2.

10.Install the engine cover.(Non-tilt cab model only)

11.Connect the battery cable negative terminal.

ISUZU Heavy Duty Machine Repair