Isuzu Engine Intake Throttle Valve Installation Steps

 This article mainly introduces the  steps of the Installation Isuzu LG4JH-WE-1111 engine 4HJ1 n series intake throttle valve
 

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1. Install the intake throttle valve.
· Install the gasket and intake throttle valve, and tighten at the specified torque.
   Tightening torque:10 Nm(1.0kg-m/87 lb-in)
2. Connect the intake throtle valve harness connector.
3. Install the air intake pipe and hoses.
· Install the 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:8.0N-m(0.8kg-m/71 lbin)
· Fix the air intake pipe to the bracket.
   Tightening torque:20 Nm(2.0kg-m/177.5lbin)

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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-tilt cab model only)

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7. Install the parking brake lever assembly.(Non-tilt 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.