Inspection After Removal

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

To avoid the risk of injury to eyes and skin, when using caustic solutions, solvents, acids, or alkaline materials follow the manufacturer's recommendations for use and wear appropriate eye protection and protective clothing. Some of these materials are also flammable. To avoid risk of fire or burns, never smoke or allow sparks or flames (such as pilot lights, electrical switches, or welding equipment) in the work area. Avoid spilling onto a hot exhaust manifold which can cause a fire.
When using compressed air for cleaning, to avoid the risk of personal injury from flying debris and dirt:
- Do not exceed 207 kPa (2.111 kg/cm ² , 30 psi).
Wear appropriate eye protection and protective clothing including gloves.

Clean the following:

Turbocharger oil drain line with solvent and dry with compressed air.
Gasket sealing surfaces on the oil drain line and the turbocharger.
O-ring seating bore in the cylinder block. Use a clean, lint free cloth.
CAUTION:
To avoid possible engine and system damage or performance issues:
- Brush away all dirt and debris from the area prior to opening any fuel, air intake, exhaust, cooling, aftertreatment or other engine system.
- To avoid contamination, any open engine system ports must be closed immediately with clean care caps or an appropriate covering.
- Do not allow any debris to fall into the engine.
- Do not allow any chemical cleaners to enter the engine or any open systems during the cleaning process.

Turbocharger Oil Drain Line Inspection:

Inspect the turbocharger oil drain line for any restriction. Clean the inside of the turbocharger oil drain line if any restriction is found.
Inspect the turbocharger oil drain line for cracks, wear or damage. Replace the turbocharger oil drain line as necessary.
Inspect the turbocharger oil drain line O-ring sealing surfaces in the cylinder block for damage.
CAUTION:
To avoid possible engine and system damage or performance issues:
- Brush away all dirt and debris from the area prior to opening any fuel, air intake, exhaust, cooling, aftertreatment or other engine system.
- To avoid contamination, any open engine system ports must be closed immediately with clean care caps or an appropriate covering.
- Do not allow any debris to fall into the engine.
- Do not allow any chemical cleaners to enter the engine or any open systems during the cleaning process.