How to Remove & Install Intake Throttle Valve for ISUZU 4JJ1 Truck

Here car-auto-repair.com show you guide on how to remove and install intake throttle valve for ISUZU Euro 4 N series truck 4JJ1 engine.If you want more about ISUZU truck cases,please refer to::ISUZU Trouble Repair.

 

Related Contents:

ISUZU US-IDSS II 2020 2019 Diagnostic Software Free Download

 

Procedures:

Removal:

1.Remove the boost sensor connector(1) and harness clip.

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-1

2.Remove the air intake duct and hose.

Remove the duct on the intercooler side.

Remove the duct from the intake throttle valve with the hose attached.

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-2

3.Disconnect the intake throttle valve harness connector.

NOTE:

Make sure to hold the connector portion for removal.

Remove the rear cover with the connector attached.

Do not remove the rear cover separately.

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-3

Legend

1 Rear cover  2 Connector portion

 

4.Remove the intake throttle valve (2).

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-4

Legend

1 Bolt

2 Throttle valve

3 Gasket

 

Installation

1.Install the intake throttle valve.

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

 

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

2.Connect the intake throttle valve harness connector.

3.Install the air intake duct and hose.

NOTE: Firmly insert the hose without any twisting or misalignment, and tighten the clamp to the specified torque.

Install the duct and hose between the intake throttle valve and intercooler.

Use a new hose clamp, align it with the marking.

Tightening torque:8N-m(0.8 kg-m/69 lb-in)

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-5

4.Install the connector(1) of the boost sensor and the harness clip.

How-to-Remove-Install-Intake-Throttle-Valve-for-ISUZU-4JJ1-Truck-6

(Visited 33 times, 1 visits today)