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ENGINE TECHNICAL DATA [SKYACTIV-G 2.0]

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2016 – MX-5 – Engine

ENGINE TECHNICAL DATA [SKYACTIV-G 2.0]

Item

Specification

Idle speed (MT: Neutral position, AT: P position or N position)

MT: 660—760 rpm

AT: 670—770 rpm

Ignition timing

Approx. BTDC 15°

CO concentration

Within the regulation

HC concentration

Within the regulation

Idle-up speed (MT: Neutral position, AT: P position or N position)

MT (A/C on (with A/C)): 720—870 rpm

AT (A/C on (with A/C)): 700—800 rpm

MT (Electrical loads on): 680—780 rpm

AT (Electrical loads on): 690—790 rpm

OCV coil resistance

6.9—7.5 ohms [20°C {68°F}]

Front oil seal press on amount C

0—1.0 mm {0—0.039 in} from engine front cover

Rear oil seal press on amount C

0—0.5 mm {0—0.019 in} from cylinder block

Engine oil capacity (approx. quantity)

Oil replacement: 4.1 L {4.3 US qt, 3.6 Imp qt}

Oil and oil filter replacement: 4.3 L {4.5 US qt, 3.8 lmp qt}

Total (dry engine): 5.0 L {5.3 US qt, 4.4 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]

Engine coolant capacity (approx. quantity)

MT: 6.0 L {6.3 US qt, 5.3 Imp qt}

AT: 5.9 L {6.2 US qt, 5.2 Imp qt}

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

86.5—89.5 °C {188—193 °F}

Thermostat full-open temperature

TypeA : 95 °C {203 °F}

TypeB : 100 °C {212 °F}

Thermostat full-open lift

TypeA : 8.5—11 mm {0.34—0.43 in}

TypeB : 8.5 mm {0.33 in} or more

Cooling fan motor standard current

7.6—11.6 A [12 V]

Throttle body resistance

0.3—100 ohms [20°C {68 °F}]

Fuel pressure

425—505 kPa {4.34—5.14 kgf/cm2, 61.7—73.2 psi}

Fuel hold pressure

250 kPa {2.55 kgf/cm2, 36.3 psi} or more

Fuel injector resistance

1.74—2.04 ohms [20 °C {68 °F}]

Battery electrolyte specific gravity

1.22—1.29 [20 °C {68 °F}]

Battery load test current

46B24L (36 A·h/5HR, 45 A·h/20HR): 135 A

Battery parasitic draw (When the ignition is off, all doors and the bonnet are closed.)

40—65 mA

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

PE5R-18-110

PE5S-18-110

Spark plug gap

Standard: 1.10—1.40 mm {0.0433—0.0551 in}

New spark plug (reference): 1.10 mm {0.0433 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

0.5—2.0 mm {0.02—0.07 in}

Starter armature runout

0.1 mm {0.004 in} max.

Starter commutator diameter

Standard: 29.4 mm {1.16 in}

Minimum: 28.8 mm {1.13 in}

Segment groove depth of starter commutator

Standard: 0.5 mm {0.02 in}

Minimum: 0.2 mm {0.008 in}

Starter brush length

Standard: 12.3 mm {0.484 in}

Minimum: 5.5 mm {0.22 in}

Starter brush spring force

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

  • 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]

Engine oil specification

Item

U.S.A., Canada, and Puerto Rico

Except U.S.A., Canada, and Puerto Rico

Engine oil grade

API SM or ILSAC

Engine oil viscosity

0W-20

5W-30 (If SAE 5W-30 engine oil is not available, use SAE 5W-20 engine oil.)

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