Nissan Sentra Service Manual: Removal and installation

Nissan Sentra Service Manual / Engine / Engine lubrication system / Removal and installation

OIL COOLER

Exploded View

M/T models

Clamp
Water hose
Clamp
Water hose
Oil cooler
O-rings

CVT models

Clamp
Water hose
Clamp
Water hose
Water hose clip
Oil cooler
Clamp
Water hose
O-rings

To CVT oil warmer

Removal and Installation

REMOVAL

Remove engine under cover. Refer to EXT-16, "Exploded View".
Drain engine coolant. Refer to CO-12, "Changing Engine Coolant".

CAUTION:

Perform when engine is cold.

Remove water hoses.
Remove bolts, oil cooler and O-rings.

CAUTION:

Be careful not to get burned when engine and engine oil may be hot.
When removing, prepare a shop cloth to absorb any engine oil leaks or spills.
Completely wipe off any engine oil that adheres to engine and vehicle.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Do not reuse O-rings.

NOTE:

Tighten the oil cooler bolts in order as shown to specification.

Inspection

Inspection

INSPECTION AFTER REMOVAL

Oil Cooler

Check oil cooler for cracks. Check oil cooler for clogging by blowing through engine coolant inlet. If necessary, replace oil cooler assembly.

INSPECTION AFTER INSTALLATION

Check the engine oil level and the engine coolant level and add engine oil and engine coolant. Refer to LU-7, "Inspection" and CO-11, "System Inspection".
Start the engine, and check that there are no leaks of engine oil or engine coolant.
Stop the engine and wait for 10 minutes.
Check the engine oil level and the engine coolant level again. Refer to LU-7, "Inspection" and CO-11, "System Inspection".

Oil filter

Removal and Installation REMOVAL Remove engine under cover. Refer to EXT-16, "Exploded View". Drain engine oil. Refer to LU-8, "Draining". Remove the oil filter using Too ...

Unit disassembly and assembly

OIL PUMP O-ring Oil pan (upper) Oil level gauge guide O-ring Oil level gauge Oil pump chain tensioner Oil pump drive chain Crankshaft sprocket Oil pump sprocket Oil pump Dr ...

Other materials:

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On board diagnostic (OBD) system
Diagnosis Description This system is an on board diagnostic system that records exhaust emission-related diagnostic information and detects a sensors/actuator-related malfunction. A malfunction is indicated by the malfunction indicator lamp (MIL) and stored in ECU memory as a DTC. The diagnos ...

Periodic maintenance
Introduction of periodic maintenance The following tables show the normal maintenance schedule. Depending upon weather and atmospheric conditions, varying road surfaces, individual driving habits and vehicle usage, additional or more frequent maintenance may be required. Periodic maintenan ...