Nissan Versa (N17): Description

Nissan Versa 2nd generation (N17) Service Manual / Engine / Engine cooling system (CO) / Description

Engine Cooling System

M/T models

M/T models

CVT and A/T models

CVT and A/T models

Engine Cooling System Schematic

M/T models

M/T models

CVT and A/T models

CVT and A/T models

OVERHEATING CAUSE ANALYSIS

Troubleshooting Chart

	Symptom		Check items
Cooling system parts malfunction	Poor heat transfer	Water pump malfunction	Worn or loose drive belt
		Thermostat stuck closed	Thermostat
		Damaged fins	Dust contamination or paper clogging
			Physical damage
		Clogged radiator cooling tube	Excess foreign material (rust, dirt, sand, etc.)
	Reduced air flow	Cooling fan does not operate	Fan assembly
		High resistance to fan rotation
		Damaged fan blades
	Damaged radiator shroud		Radiator shroud
	Improper engine coolant mixture ratio		Engine coolant viscosity
	Poor engine coolant quality		Periodic maintenance
	Insufficient engine coolant	Engine coolant leakage	Cooling hose	Loose clamp
				Cracked hose
			Water pump	Poor sealing
			Radiator cap	Loose
				Poor sealing
			Radiator	Oring for damage, deterioration or improper fitting
				Cracked radiator tank
				Cracked radiator core
			Reservoir tank	Cracked reservoir tank
		Overflowing reservoir tank	Exhaust gas leaking into cooling system	Cylinder head deterioration
				Cylinder head gasket deterioration
Except cooling system parts malfunction		Overload on engine	Abusive driving	High engine rpm under no load
				Driving in low gear for extended time
				Driving at extremely high speed
			Power train system malfunction
			Installed improper size wheels and tires
			Dragging brakes
			Improper ignition timing
	Blocked or restricted air flow	Blocked bumper	Installed front bumper fascia cover
		Blocked radiator grille	Mud contamination or paper clogging
		Blocked radiator	Blocked air flow
		Blocked condenser
		Installed large fog lamp

Precaution

Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRETENSIONER" The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT PRETENSIONER", used ...

Other materials:

Owner's Manual/Service Manual order information
Genuine NISSAN Service Manuals for this model year and prior can be purchased. A Genuine NISSAN Service Manual is the best source of service and repair information for your vehicle. This manual is the same one used by the factorytrained technicians working at NISSAN dealerships. Genuine NI ...

IDLE SPEED
Inspection 1.CHECK IDLE SPEED With CONSULT Check idle speed in "DATA MONITOR" mode with CONSULT. Without CONSULT Check idle speed by installing the pulse type tachometer clamp on the loop wire or on suitable high-tension wire which installed between No.1 ignition coil and No.1 spark plug. ...

Nissan Versa (N17): Description

Precaution

Engine coolant

Other materials:

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