ENGINE TECHNICAL DATA [SKYACTIV-G (WITH CYLINDER DEACTIVATION (E))]

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Note

•  The radiator shape differs depending on the period of manufacture and the servicing procedure differs.Therefore, verify the radiator shape in advance.

Radiator type A

ac30zw00005250

Radiator type B

ac30zw00005251

Item	Specification
Idle speed [SKYACTIV-G 2.0] (MTX: Neutral position, ATX: P position or N position)	MTX: 500—600 rpm ATX: 550—650 rpm
Idle speed [SKYACTIV-G 2.5] (MTX: Neutral position, ATX: P position or N position)	MTX: 560—660 rpm ATX: 550—650 rpm
Ignition timing [SKYACTIV-G 2.0] (MTX: Neutral position, ATX: P position or N position)	MTX:Approx. BTDC 14° ATX:Approx. BTDC 12°
Ignition timing [SKYACTIV-G 2.5] (MTX: Neutral position, ATX: P position or N position)	Approx. BTDC 12°
CO concentration	Within the regulation
HC concentration	Within the regulation
Idle-up speed (MTX: Neutral position, ATX: P position or N position)	A/C on: 650—800 rpm Electrical loads on: 600—750 rpm
OCV for No.1 cylinder deactivation coil resistance	8.4—9.4 ohms [20°C {68°F}]
OCV for No.4 cylinder deactivation coil resistance	8.4—9.4 ohms [20°C {68°F}]
OCV for hydraulic variable valve timing system coil resistance	6.9—7.5 ohms [20°C {68°F}]
Standard cylinder head bolt length	145.2—145.8 mm {5.717—5.740 in}
Maximum cylinder head bolt length	146.5 mm {5.768 in}
Front oil seal press on amount	0—1.0 mm {0—0.039 in} from edge surface of engine front cover
Rear oil seal press on amount	0—0.5 mm {0—0.019 in} from edge surface of cylinder block
Engine oil capacity (approx. quantity) [SKYACTIV-G 2.0]	Oil replacement: 4.0 L {4.2 US qt, 3.5 lmp qt} Oil and oil filter replacement: 4.2 L {4.4 US qt, 3.7 lmp qt} Total (dry engine): 5.0 L {5.3 US qt, 4.4 Imp qt}
Engine oil capacity (approx. quantity) [SKYACTIV-G 2.5]	Oil replacement: 4.3 L {4.5 US qt, 3.8 lmp qt} Oil and oil filter replacement: 4.5 L {4.8 US qt, 4.0 lmp qt} Total (dry engine): 5.5 L {5.8 US qt, 4.8 lmp qt}
Oil pressure (reference value) [oil temperature: 80—90 °C {176—194 °F}, [coolant temperature: 80—90 °C {176—194 °F}]	Lo: 135—165 kPa {1.38—1.68 kgf/cm2, 19.6—23.9 psi} [1,500 rpm] Hi: 225—275 kPa {2.30—2.80 kgf/cm2, 32.7—39.8 psi} [4,500 rpm]
Cooling system cap valve opening pressure	93.2—122.6 kPa {0.951—1.250 kgf/cm2, 13.6—17.7 psi}
Cooling fan motor standard current	8.3—10.1 A [12 V]
Throttle body resistance	0.3—100 ohms [20°C {68 °F}]
Fuel pressure	475—555 kPa {4.85—5.65 kgf/cm2, 68.9—80.4 psi}
Fuel hold pressure	300 kPa {3.06 kgf/cm2, 43.5 psi} or more
Fuel injector resistance	1.23—2.03 ohms [Surrounding temperature: 0—80 °C {32—176 °F}]
Exhaust shutter valve resistance	0.3—100 ohms [20 °C {68 °F}]
Battery electrolyte specific gravity [20 °C {68 °F}] (Without i-stop)	1.22—1.29
Battery load test current (Without i-stop)	55D23L (55 A·h/20HR): 180 A 75D23L (65A·h/20HR): 195 A LN2 (60 A·h/20HR): 195 A
Battery parasitic draw (When the ignition is off, all doors, the bonnet and the liftgate are closed.)	40—65 mA
Battery slow charge current	55D23L (60 A·h/20HR): 4.5—5.5 A 75D23L (65 A·h/20HR): 5.0—6.0 A
Battery quick charge current [30 min]	55D23L (60 A·h/20HR): 30 A 75D23L (65 A·h/20HR): 35 A
Generator standard voltage [IG-ON] [SKYACTIV-G 2.5]	Terminal 1A: B+ Terminal 2A: Approx. 1 V or less Terminal 2B: Approx. 0 V
Generator standard voltage [Idle, 20 °C {68 °F}] [SKYACTIV-G 2.5]	Terminal 1A: 13—15 V Terminal 2A: Approx. 3—8 V Terminal 2B: Turn the electrical loads (such as headlights, blower motor, rear window defogger, brake lights) on and verify that the voltage reading increases.
Generator rotor resistance (between slip rings) [20 °C {68 °F}] [SKYACTIV-G 2.5]	1.4—1.6 ohms
Generator stator coil resistance (between slip rings) [20 °C {68 °F}] [SKYACTIV-G 2.5]	0.054—0.060 ohms
Generator brush length	Minimum: 10.0 mm {0.39 in}
Firing order	1-3-4-2 (all cylinders independent firing)
Spark plug type	PE5R-18-110, PE5S-18-110
Spark plug gap	Standard: 1.05—1.40 mm {0.0414—0.0551 in} New spark plug (reference): 1.05—1.15 mm {0.0414—0.0452 in}
Spark plug resistance [25°C {77 °F}]	3.0—7.5 kilohms
Starter no-load test voltage	11 V
Starter no-load test current	SKYACTIV-G 2.0: 95 A or less SKYACTIV-G 2.5: 90 A or less
Starter pinion gap (with Mazda M Hybrid)	0.5—2.0 mm {0.02—0.07 in}
Starter armature runout (with Mazda M Hybrid)	0.1 mm {0.004 in} max.
Starter commutator diameter (with Mazda M Hybrid)	Standard: 29.4 mm {1.16 in} Minimum: 28.8 mm {1.13 in}
Segment groove depth of starter commutator (with Mazda M Hybrid)	Standard: 0.5 mm {0.02 in} Minimum: 0.2 mm {0.008 in}
Starter brush length (with Mazda M Hybrid)	Standard: 12.3 mm {0.484 in} Minimum: 5.5 mm {0.22 in}
Starter brush spring force (with Mazda M Hybrid)	Standard: 15.0—20.4 N {1.53—2.08 kgf, 3.38—4.58 lbf} Minimum: 2.75 N {0.280 kgf, 0.618 lbf}

Engine coolant capacity (approx. quantity) (Radiator type A)

Engine coolant capacity (approx. quantity) (Radiator type B)

Compression pressure [SKYACTIV-G 2.0]

am3zzw00029002

Standard: Refer to the graph.

Minimum: Refer to the graph.

Maximum difference between cylinders: 116 kPa {1.18 kgf/cm², 16.8 psi}[250 rpm]

Compression pressure [SKYACTIV-G 2.5]

am3zzw00029003

Standard: Refer to the graph.

Minimum: Refer to the graph.

Maximum difference between cylinders: 149 kPa {1.52 kgf/cm², 21.6 psi}[250 rpm]

Generator generated current (reference value) [Ambient temperature: 20 °C {68 °F}, Engine hot] [SKYACTIV-G 2.5]