ENGINE TECHNICAL DATA [SKYACTIV-G 2.5T]


id0150g5800100

Item

Specification

Idle speed (P position or N position)
650—750 rpm
Ignition timing
Approx. BTDC 21°
CO concentration
Within the regulation
HC concentration
Within the regulation
Idle-up speed (P position or N position)
A/C on: 650—800 rpm
Electrical loads on: 650—800 rpm
OCV coil resistance
6.9—7.55 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 on amount
0—1.0 mm {0—0.039 in}
Rear oil seal press on amount
0—0.5 mm {0—0.019 in}
Engine oil capacity (approx. quantity)
Oil replacement: 4.6 L {4.9 US qt, 4.0 Imp qt}
Oil and oil filter replacement: 4.8 L {5.1 US qt, 4.2 Imp qt}
Total (dry engine): 5.9 L {6.2 US qt, 5.2 Imp 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}
Thermostat initial-opening temperature
Australian specs.: 86.5—89.5 °C {188—193 °F}
Except Australian specs.: 80.5—83.5 °C {177—182 °F}
Thermostat full-open temperature
Australian specs.: 100 °C {212 °F}
Except Australian specs.: 95 °C {203 °F}
Thermostat full-open lift
8.5 mm {0.33 in} or more
Throttle body resistance
0.3—100 ohms [20 °C {68 °F}]
Air bypass valve resistance
12.7—13.7 ohms [23 °C {73 °F}]
Fuel pressure
545—695 kPa {5.56—7.08 kgf/cm2, 79.1—100.0 psi}
Fuel hold pressure
175—326 kPa {1.79—3.32 kgf/cm2, 25.4—47.2 psi}
Fuel injector resistance
1.6—2.52 ohms [Surrounding temperature: 0—80 °C {32—176 °F}]
Battery electrolyte specific gravity (Without i-stop)
1.22—1.29 [20 °C {68 °F}]
Battery load test current
55D23L (60 A·h/20HR): 180 A
75D23L (65 A·h/20HR): 195 A
Parasitic draw (When the ignition is off, all doors and the bonnet are closed.)
Without i-ELOOP: 10—30 mA
With i-EOOP: 25—45 mA
Battery slow charge current (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] (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 (such as headlights, blower motor, rear window defogger, brake lights) on and verify that the voltage reading increases.
Generator generated current minimum value
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}]
1.8—2.1 ohms
Generator brush length
Standard: 22.5 mm {0.886 in}
Minimum: 5.0 mm {0.20 in}
Generator brush spring force
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
PY8V-18-110
Spark plug gap
Standard: 0.70—0.85 mm {0.028—0.033 in}
New spark plug (reference): 0.70—0.80mm {0.028—0.031 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
90 A or less
Starter pinion gap (without i-stop)
0.5—2.0 mm {0.02—0.07 in}
Starter armature runout (without i-stop)
0.1 mm {0.004 in} max.
Starter commutator diameter (without i-stop)
Standard: 29.4 mm {1.16 in}
Minimum: 28.8 mm {1.13 in}
Segment groove depth of starter commutator (without i-stop)
Standard: 0.5 mm {0.02 in}
Minimum: 0.2 mm {0.008 in}
Starter brush length (without i-stop)
Standard: 12.3 mm {0.484 in}
Minimum: 5.5 mm {0.22 in}
Starter brush spring force (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

ac9uuw00006341
Standard: Refer to the graph.
Minimum: Refer to the graph.
Maximum difference between cylinders: 153 kPa {1.56 kgf/cm2, 22.2 psi}[250 rpm]

Engine oil [European, Taiwan specs.]

Recommended engine oil

Alternative engine oil

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

Engine oil [Except European, Taiwan specs.]

Recommended engine oil

API SM/SN or ILSAC GF-4/GF-5
0W-30, 5W-30, 10W-30

Engine coolant capacity (approx. quantity)

Item

Capacity

Australian specs.
10 L {11 US qt, 8.8 Imp qt}
Azerbaijan, Kazakhstan, Armenia,Georgia, Russia, Belarus, Ukraine
9.9 L {10 US qt, 8.7 Imp qt}
Except above
L.H.D.
9.8 L {10 US qt, 8.6 Imp qt}
R.H.D.
9.9 L {10 US qt, 8.7 Imp qt}