ENGINE [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]
ENGINE [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]
SM2565215
id0100000002u2
Special Features
• For SKYACTIV-G 2.5 (with cylinder deactivation), the following improvements have been made to lower fuel consumption.
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― Improvement of pumping loss
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• Cylinder deactivation control adopted
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― Cooling loss improvement
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• Coolant control valve adopted• Optimized engine coolant passage
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Specification
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Item |
Specification |
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MECHANICAL
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Type
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Gasoline, 4‐cycle
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Cylinder arrangement and number
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In-line, 4‐cylinder
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Combustion chamber
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Pentroof
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Valve system
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DOHC, timing chain driven, 16 valves
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Displacement
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(ml {CC})
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2,488.5 {2,488.5}
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Bore × stroke
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(mm {IN})
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89.0 × 100 {3.50 × 3.94}
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Compression ratio
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13.0:1
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Valve timing
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IN
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Open
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(°)
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BTDC 42―ATDC 32
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Closed
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(°)
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ABDC 26―ABDC 100
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EX
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Open
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(°)
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BBDC 73―BBDC 18
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Closed
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(°)
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ATDC 1―ATDC 56
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LUBRICATION SYSTEM
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Type
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Force-fed type
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Oil pressure (reference value)
[oil temperature 80―90 °C {176―194 °F}, coolant temperature 80―90 °C {176―194 °F}]
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(kPa {kgf/cm 2, psi} [rpm])
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Low oil pressure: 135―165 {1.38―1.68, 19.6―23.9}[1,500]
High oil pressure: 225―275 {2.30―2.80, 32.7―39.8}[4,500]
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Oil pump
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Type
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Vane pump type
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Oil filter
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Type
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Full-flow, paper element
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Bypass pressure
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(kPa {kgf/cm 2, psi})
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78—118 {0.80—1.20, 12.0—17.1}
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Oil capacity (approx. quantity)
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Oil replacement
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(L {US qt, lmp qt})
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4.3 {4.5, 3.8}
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Oil and oil filter replacement
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(L {US qt, lmp qt})
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4.5 {4.8, 4.0}
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Total (dry engine)
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(L {US qt, lmp qt})
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5.5 {5.8, 4.8}
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COOLING SYSTEM
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Type
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Water-cooled, Electromotive
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Engine coolant capacity (approx. quantity)
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(L {US qt, lmp qt})
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MTX: 6.3 {6.7, 5.5}
ATX (world manufacturer identification “JM1”): 6.6 {7.0, 5.8}
ATX (world manufacturer identification “3MZ”): 6.5 {6.9, 5.7}
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Water pump
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Type
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Centrifugal, V-ribbed belt-driven
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Thermostat
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Type
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Wax type
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Opening temperature
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(°C {°F})
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103―107 {217―225}
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Full-open temperature
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(°C {°F})
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115― 119 {239―246}
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Full-open lift
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(mm {IN})
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5 {0.2} or more
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Radiator
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Type
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Corrugated fin type
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Cooling system cap
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Valve opening pressure
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(kPa {kgf/cm 2, psi})
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93.2―122.6 {0.951―1.250, 13.6―17.7}
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Cooling fan
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Type
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Electric type
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Number of blades
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World manufacturer identification “JM1”: 7
World manufacturer identification “3MZ”: 8
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Outer diameter
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(mm {IN})
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World manufacturer identification “JM1”: 364 {14.3}
World manufacturer identification “3MZ”: 386 {15.2}
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Cooling fan motor output
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(W)
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World manufacturer identification “JM1”: 120
World manufacturer identification “3MZ”: 133
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FUEL SYSTEM
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Fuel injector
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Type
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High resistance
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Fuel supply method
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Top-feed
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Drive types
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Electronic type
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Pressure regulator control pressure
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(kPa {kgf/cm 2, psi})
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Approx. 500 {5.10, 72.5}
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Fuel pump
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Type
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Electric
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Fuel tank
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Capacity
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(L {US gal, lmp gal})
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2WD:50.0 {13.2, 11.0}
AWD:48.0 {12.7, 10.6}
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EMISSION SYSTEM
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Catalyst
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Type
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WU-TWC (monolith)
TWC (monolith)
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EVAP control system
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Type
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Charcoal canister type
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PCV system
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Type
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Closed type
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CHARGING SYSTEM
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Battery
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Voltage
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(V)
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12
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Type
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(A·h/20HR)
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55D23L (60)
75D23L (65)
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Generator
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Output
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(V-A)
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12-130
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IGNITION SYSTEM
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Ignition system
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Type
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SEI
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Spark advance
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Electronic
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Firing order
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1—3—4—2 (all cylinders independent firing)
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Spark plug
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Type
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PE5R-18-110
PE5S-18-110
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STARTING SYSTEM
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Starter
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Type
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Coaxial reduction
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Output
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(kW)
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1.4
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CONTROL SYSTEM
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Neutral sensor
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MR (Magnetic Resistance) element
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Revolution sensor
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MR (Magnetic Resistance) element
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Clutch stroke sensor
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Hall element
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Accelerator pedal position (APP) sensor
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Electromagnetic induction
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Mass air flow (MAF) sensor
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Hot film
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Intake air temperature (IAT) sensor
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Cold resistor
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Manifold absolute pressure (MAP) sensor
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Sealant diaphragm
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Throttle position (TP) sensor
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Hall element
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Crankshaft position (CKP) sensor
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MR (Magnetic Resistance) element
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Camshaft position (CMP) sensor
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GMR element
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Engine coolant temperature (ECT) sensor
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Thermistor
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Coolant control valve position sensor
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Hall element
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Barometric pressure (BARO) sensor
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Piezoelectric element
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Knock sensor (KS)
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Piezoelectric element
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Fuel pressure sensor
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Metal diaphragm
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Air fuel ratio (A/F) sensor
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Zirconia element
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Heated oxygen sensor (HO2S)
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Zirconia element
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Fuel tank pressure sensor
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Piezoelectric element
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Engine oil temperature sensor
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Thermistor
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Engine oil pressure sensor
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Semiconductor strain gauge
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Exhaust shutter valve position sensor
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Hall element
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Engine oil level sensor
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Ultra sonic sensor
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Ion sensor
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Ion detection circuit
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Engine oil specification
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Item |
U.S.A., Canada |
Except U.S.A., Canada |
|---|---|---|
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Engine oil grade
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 |
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ILSAC GF-V or higher
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Engine oil viscosity
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SAE 0W-20
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SAE 5W-30
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Fuel type
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Fuel |
Octane Rating* (Anti-knock index) |
|---|---|
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Regular unleaded fuel
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87 [(R+M)/2 method] or above (91 RON or above)
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*:U.S. federal law requires that octane ratings be posted on gasoline station pumps.