How to Removal ISUZU 4JH1 Engine Intake Throttle Valve

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

1.Disconnect the battery cable negative terminal.

2.Remove the engine cover.(Non-tilt cab model only)

3.Remove the driver seat.(Non-tilt cab model only) Refer to “FRAME AND CAB”Section 2.

4.Remove the change lever assembly.(Non-tilt cab model only)

Refer to “Manual Transmission”in Section 7B.

5.Remove the parking brake lever assembly.(Non- tilt cab model only)

Refer to “BRAKES”in Section 5C.

6.Remove the sub engine cover.(Non-tilt cab model only)

7.Remove the floor support cover.(Non-tilt cab model only)

8.Disconnect the specification)

boost

sensor

connector.(Euro4

Legend

1.Boost sensor connector

9.Remove the air intake pipe and hoses.

Remove the hose from the intercooler with the pipe attached.

10.Disconnect the intake throttle valve harncss Connecior.
11.Remove the intake throttle valve