ENGINE [SKYACTIV-G 1.5, SKYACTIV-G 2.0]

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Special Features

―  Sliding resistance^*1 reduction

•  Rocker arm (with built-in needle roller bearing) adopted for cam-contact area

•  Reduced valve spring load

•  Narrowed down crankshaft journal

•  Optimized piston skirt shape

•  Lowered piston ring tension

•  Lowered drive belt tension

•  Suppressed chain tensioner load by stabilized timing chain behavior

•  Oil shower pipe adopted

―  Mechanical resistance loss reduction

•  Optimized oil passage

•  Optimized oil pump shape

•  Engine oil control adopted

―  Cooling loss reduction in early stage of combustion

•  Piston cavity adopted

―  Pumping loss^*2 reduction

•  Variable valve timing mechanism adopted on both intake and exhaust sides for fine control of exhaust amount and internal EGR volume

―  Cooling efficiency improvement

•  Air seal cowl adopted

•  Optimized cooling fan shape

•  Optimized engine coolant passage

•  Optimized water pump impeller shape

―  Combustion efficiency improvement

•  Multiple hole-type fuel injectors adopted

•  High-pressure fuel pump adopted

―  MAF sensor adopted

―  MAP sensor adopted

―  IAT sensor No.1 and No.2 adopted

Intake side: Electric variable valve timing control

―  Intake CMP sensor adopted

―  Electric variable valve timing motor/driver adopted

―  Electric variable valve timing relay adopted

Exhaust side: Hydraulic variable valve timing control

―  Exhaust CMP sensor adopted

―  Engine oil solenoid valve adopted

―  DC-DC converter (i-ELOOP) adopted

―  A current sensor adopted (With i-stop system)

Specification

Item					Specification
					SKYACTIV-G 1.5	SKYACTIV-G 2.0
MECHANICAL
Type					Gasoline, 4-cycle
Cylinder arrangement and number					In-line, 4-cylinder
Combustion chamber					Pentroof
Valve system					DOHC, timing chain driven, 16 valves
Displacement		(ml {cc})			1,496 {1,496}	1,998 {1,998}
Bore × stroke		(mm {in})			74.5 × 85.8 {2.93 × 3.38}	83.5 × 91.2{3.29 × 3.59}
Compression ratio					13.0:1
Valve timing		IN	Open	(°)	BTDC 38—ATDC 36	BTDC 42—ATDC 32
			Close	(°)	ABDC 36—ABDC 110	ABDC 36—ABDC 110
		EX	Open	(°)	BBDC 64—BBDC 19	BBDC 56—BBDC 11
			Close	(°)	ATDC 5—ATDC 50	ATDC 5—ATDC 50
LUBRICATION SYSTEM
Type					Force-fed type
Oil pressure (reference value) [Coolant temperature: 80—90 °C {176—194 °F}]				(kPa {kgf/cm2, psi}[rpm])	Low oil pressure: 110―175 {1.13―1.78, 16.0―25.3}[1,500] High oil pressure: 300―430 {3.06―4.38, 43.6―62.3}[4,500]
Oil pump	Type				Trochoid gear type
Oil filter	Type				Full-flow
	Bypass pressure		(kPa {kgf/cm2, psi})		78—118 {0.80—1.20, 12.0—17.1}
Oil capacity (approx. quantity)	Total (dry engine)		(L {US qt, lmp qt})		4.9 {5.2, 4.3}	5.0 {5.3, 4.4}
	Oil replacement		(L {US qt, lmp qt})		4.1 {4.3, 3.6}
	Oil and oil filter replacement		(L {US qt, lmp qt})		4.3 {4.5, 3.8}
COOLING SYSTEM
Type					Water-cooled, Electromotive
Water pump		Type			Centrifugal, V-ribbed belt-driven
Thermostat		Type			Wax type
		Opening temperature		(°C {°F})	86.5—89.5 {188—193}
		Full-open temperature		(°C {°F})	Type A: 95 {203} Type B: 100 {212}
		Full-open lift		(mm {in})	Type A: 8.5—11 {0.34—0.43} Type B: 8.5 {0.33} or more
Radiator		Type			Corrugated fin type
Cooling system cap		Valve opening pressure		(kPa {kgf/cm2, psi})	93.2―122.6 {0.951―1.250, 13.6―17.7}
Cooling fan type		Type			Electric type
		Number of blades			9
		Outer diameter		(mm {in})	335 {13.2}
		Cooling fan motor output		(W)	AT: 160 MT: 120
FUEL SYSTEM
Fuel injector			Type		High resistance
			Fuel supply method		Top-feed
			Drive types		Electronic type
Pressure regulator control pressure			(kPa {kgf/cm2, psi})		Approx. 450 {4.59, 65.3}
Fuel pump		Type			Electric type
Fuel tank		Capacity		(L {US gal, lmp gal})	45 {11.9, 9.90}
EMISSION SYSTEM
Catalyst		Type			WU-TWC (monolith) TWC (monolith)
EVAP control system		Type			Charcoal canister type
PCV system		Type			Closed type
CHARGING SYSTEM
Battery		Voltage		(V)	12
		Type (with i-stop)			Not applicable	N-55 (S)
		Type and capacity (without i-stop)		(A·h/20HR)	46B24L (45)
Generator		Output		(V-A)	12-100	Without i-ELOOP: 12-100 With i-ELOOP: 12-150
IGNITION SYSTEM
Ignition system		Type			SEI
		Spark advance			Electronic
		Firing order			1—3—4—2 (all cylinders independent firing)
Spark plug		Type			PE5R-18-110 PE5S-18-110
STARTING SYSTEM
Starter		Type			Coaxial reduction
		Output		(kW)	1.0	Without i-stop: 1.0 With i-stop: 1.4
CONTROL SYSTEM
i-stop OFF switch					ON/OFF type switch
Neutral switch					ON/OFF type switch
CPP switch					ON/OFF type switch
MAF sensor					Hot film
IAT sensor No.1					Thermistor
IAT sensor No.2					Thermistor
MAP sensor					Piezoresistance
TP sensor					Hall element
APP sensor					Electromagnetic induction action applied to non-contact type
CKP sensor					Magnetic resistance element
Intake CMP sensor					Magnetic resistance element
Exhaust CMP sensor					Magnetic resistance element
ECT sensor					Thermistor
BARO sensor					Piezoelectric element
Fuel pressure sensor					Strain gauge
KS					Piezoelectric element
Current sensor					Voltage detecting area/Current detecting area/Temperature detecting area
A/F sensor					Zirconium element
HO2S					Zirconia element
Oil pressure switch					ON/OFF type switch
Clutch stroke sensor					Hall element
Vacuum sensor 2					Piezoelectric element
Ion sensor					Ion detection circuit

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Engine oil [European (L.H.D. U.K.) specs.]

Engine oil [Australian specs.]

Engine oil [Except European (L.H.D. U.K.), Australian specs.]

Engine coolant capacity (approx. quantity)

Fuel type