ENGINE TECHNICAL DATA [SKYACTIV-G 2.0, SKYACTIV-G 2.5]


id0150f9800100

Item

Specification

Idle speed (MTX: Neutral position, ATX: P, N position)
MTX: 500—600 rpm
ATX: 550—650 rpm
Ignition timing
MTX : Approx. BTDC 14°
ATX : Approx. BTDC 12°
CO concentration
Within the regulation
HC concentration
Within the regulation
Idle-up speed (MTX: Neutral position, ATX: P, N position)
A/C on: 650—800 rpm
Electrical loads on: 600—750 rpm
OCV coil resistance
6.9—7.5 ohms [20°C {68°F}]
Cylinder head bolt length L
145.2—145.8 mm {5.717—5.740 in}
Cylinder head bolt length L maximum
146.5 mm {5.767 in}
Front oil seal press-in amount
0—1.0 mm {0—0.039 in}
Rear oil seal press-in amount
0—0.5 mm {0—0.019 in}
Engine oil capacity [SKYACTIV-G 2.0] (approx. quantity)
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): 4.9 L {5.2 US qt, 4.3 lmp qt}
Engine oil capacity [SKYACTIV-G 2.5] (approx. quantity)
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, without oil cooler): 5.4 L {5.7 US qt, 4.8 Imp qt}
Total (dry engine, with oil cooler): 5.5 L {5.8 US qt, 4.8 Imp qt}
Oil pressure (reference value) [coolant temperature: 80—90 °C {176—194 °F}]
Lo : 110—175 kPa {1.13—1.78 kgf/cm2, 16.0—25.3 psi} [1,500 rpm]
Hi : 300—430 kPa {3.06—4.38 kgf/cm2, 43.6—62.3 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}
Thermostat initial-opening temperature
80.5—83.5 °C {177—182 °F}
Thermostat full-open temperature
95 °C {203 °F}
Thermostat full-open lift
8.5 mm {0.33 in} or more
Cooling fan motor No.1, No.2 standard current
No.1: 5.1—9.1 A [12 V]
No.2: 7.8—11.8 A [12 V]
Throttle body resistance
1.38 ohms [20°C {68 °F}]
Fuel pressure
405—485 kPa {4.13—4.94 kgf/cm2, 58.8—70.3 psi}
Fuel hold pressure
230 kPa {2.35 kgf/cm2, 33.4 psi} or more
Fuel injector resistance
1.6—2.52 ohms [Surrounding temperature: 0—80 °C {32—176 °F}]
Battery parasitic draw (When the ignition is off (lock), all doors and the bonnet are closed.)
40—65 mA
Battery electrolyte specific gravity [20 °C {68 °F}] (Vehicle without i-stop)
1.22—1.29
Battery load test current (Vehicle without i-stop)
55D23L (55 A·h/20HR): 180 A
75D23L (65 A·h/20HR): 195 A
Battery slow charge current (Vehicle without i-stop)
55D23L (55 A·h/20HR): 4.5—5.5 A
75D23L (65 A·h/20HR): 5.0—6.0 A
Battery quick charge current [30 min] (Vehicle without i-stop)
55D23L (55 A·h/20HR): 30 A
75D23L (65 A·h/20HR): 35 A
Generator standard voltage [IG-ON]
Terminal 1A: B+
Terminal 2A: Approx. 1 V or less
Terminal 2B: Approx. 0 V
Generator standard voltage [Idle, 20 °C {68 °F}]
Terminal 1A: 13—15 V
Terminal 2A: Approx. 3—8 V
Terminal 2B: Turn the electrical loads (headlights, blower motor, rear window defroster, brake lights, etc.) on and verify that the voltage reading increases.
Generator generated current minimum value (Vehicle without i-stop)
70% of the nominal output current (nominal output current: 100 A)
[Ambient temp. 20 °C {68 °F}, voltage 13.0—15.0 V, both engine and generator are hot]
Generator rotor resistance (between slip rings) [20 °C {68 °F}] (Vehicle without i-ELOOP)
1.8—2.1 ohms
Generator brush length (Vehicle without i-ELOOP)
Standard: 22.5 mm {0.886 in}
Minimum: 5.0 mm {0.20 in}
Generator brush spring force (Vehicle without i-ELOOP)
Standard: 4.1—5.3 N {0.42—0.54 kgf, 1.0—1.1 lbf}
Minimum: 1.7 N {0.17 kgf, 0.38 lbf}
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 (Vehicle with i-stop)
90 A or less
Starter no-load test current (Vehicle without i-stop)
SKYACTIV-G 2.0: 95 A or less
SKYACTIV-G 2.5: 90 A or less
Starter pinion gap (Vehicle without i-stop)
0.5—2.0 mm {0.02—0.07 in}
Starter armature runout (Vehicle without i-stop)
0.1 mm {0.004 in} max.
Starter commutator diameter (Vehicle without i-stop)
Standard: 29.4 mm {1.16 in}
Minimum: 28.8 mm {1.13 in}
Segment groove depth of starter commutator (Vehicle without i-stop)
Standard: 0.5 mm {0.02 in}
Minimum: 0.2 mm {0.008 in}
Starter brush length (Vehicle without i-stop)
Standard: 12.3 mm {0.484 in}
Minimum: 5.5 mm {0.22 in}
Starter brush spring force (Vehicle without i-stop)
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}

Compression pressure [SKYACTIV-G 2.0, European (L.H.D. U.K.) specs.]

am6zzw00014612
Standard: Refer to the graph.
Minimum: Refer to the graph.
Maximum difference between cylinders: 164 kPa {1.67 kgf/cm2, 23.8 psi}[250 rpm]

Compression pressure [SKYACTIV-G 2.0, Except European (L.H.D. U.K.) specs.]

am6zzw00014613
Standard: Refer to the graph.
Minimum: Refer to the graph.
Maximum difference between cylinders: 148 kPa {1.51 kgf/cm2, 21.5 psi}[250 rpm]

Compression pressure [SKYACTIV-G 2.5]

am6zzw00014614
Standard: Refer to the graph.
Minimum: Refer to the graph.
Maximum difference between cylinders: 160 kPa {1.63 kgf/cm2, 23.2 psi}[250 rpm]

Engine oil [Europe]

Recommended engine oil

Alternative engine oil

Mazda Original Oil Supra 0W-20
Mazda Original Oil Ultra 5W-30
API SM/SN
0W-20
API SL/SM or ACEA A3/B3 or A5/B5
5W-30

Engine oil [Except Europe]

Item

Specifications

Grade
API SG/SH/SJ/SL/SM/SN or ILSAC GF-2/GF-3/GF-4/GF-5
Viscosity (SAE)
10W-30, 10W-40, 10W-50, 5W-20, 5W-30, 5W-40, 0W-20, 0W-30

Engine coolant capacity (approx. quantity)

Specs.

SKYACTIV-G 2.0 ATX

SKYACTIV-G 2.0 MTX

SKYACTIV-G 2.5 ATX

Australian specs.
6.7 L {7.1 US qt, 5.9 Imp qt}
6.9 L {7.3 US qt, 6.1 Imp qt}
European (R.H.D.) specs.
6.7 L {7.1 US qt, 5.9 Imp qt}
6.5 L {6.9 US qt, 5.7 Imp qt}
European (L.H.D.) specs.
6.9 L {7.3 US qt, 6.1 Imp qt}
6.6 L {7.0 US qt, 5.8 Imp qt}
7.3 L {7.7 US qt, 6.4 Imp qt}
General (R.H.D.) specs.
6.7 L {7.1 US qt, 5.9 Imp qt}
6.5 L {6.9 US qt, 5.7 Imp qt}
6.9 L {7.3 US qt, 6.1 Imp qt}
General (L.H.D.) specs.
6.9 L {7.3 US qt, 6.1 Imp qt}
6.6 L {7.0 US qt, 5.8 Imp qt}
7.0 L {7.4 US qt, 6.2 Imp qt}

Generator generated current (reference value) [Ambient temperature: 20 °C {68 °F}, Engine hot] (Vehicle with i-stop, without i-ELOOP)

Engine speed (rpm)

Terminal B voltage (V)

Generator output current (A)

1,000
13
83
1,000
15
83
2,000
13
98
2,000
15
105

* Field coil current control signal 100%