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Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction) >> System Description >> Component Parts >> Component Location >> Engine Compartment (Back View)
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Engine Compartment (Back View)

GNSJSBIA9754GB-754Courtesy of NISSAN NORTH AMERICA, INC.
No. Component Function
WHITE-1 Engine coolant temperature sensor ENGINE COOLANT TEMPERATURE SENSOR 
WHITE-2 Knock sensor 2 KNOCK SENSOR 
WHITE-3 Crankshaft position sensor CRANKSHAFT POSITION SENSOR 
WHITE-4 Engine oil level switch The oil level check switch is located on engine oil pan and detect the engine oil has been reached to minimum level.
WHITE-5 Engine oil pump valve The engine oil pressure is regulated via the engine oil pump valve in order to ensure an adequate oil supply and to lower the oil pressure if necessary (a saving on fuel).
WHITE-6 Knock sensor 1 KNOCK SENSOR 
WHITE-7 Coolant thermostat heater element COOLANT THERMOSTAT HEATER ELEMENT