ENGINE TECHNICAL DATA [MZR 2.0 DISI]


id0150c9800100

Item

Specification

Idle speed (ATX: P, N position, MTX: Neutral position)
650—750 rpm
Ignition timing
Approx. BTDC 10°
Idle mixture
HC concentration: Within the regulation
CO concentration: Within the regulation
Idle-up speed (ATX: P, N position, MTX: Neutral position)
Electrical load on: 650—750 rpm
A/C operation: 650—800 rpm (MTX), 650—775 rpm (ATX)
Standard valve clearance [Engine cold]
IN: 0.22—0.28 mm {0.009—0.011 in}
EX: 0.27—0.33 mm {0.011—0.012 in}
Compression
Standard: 1,480 kPa {15.09 kgf/cm2, 214.7 psi}[300 rpm]
Minimum: 1036 kPa {10.56 kgf/cm2, 150.3 psi}[300 rpm]
Maximum difference between cylinders: 196.1 kPa {2.000 kgf/cm2, 28.44 psi}
OCV coil resistance
6.9—7.9 ohms [20°C {68°F}]
Cylinder head bolt length
Standard: 145.2—145.8 mm {5.717—5.740 in}
Maximum: 146.5 mm {5.768 in}
Front oil seal press-in amount
0—1.0 mm {0—0.039 in}
Engine oil capacity (approx. quantity)
Oil replacement: 3.9 L {4.1 US qt, 3.4 Imp qt}
Oil and oil filter replacement: 4.3 L {4.5 US qt, 3.8 Imp qt}
Total (dry engine): 4.6 L {4.9 US qt, 4.0 Imp qt}
Oil pressure (reference value) [oil temperature: 100 °C {212 °F}]
297—551 kPa {3.03—5.61 kgf/cm2, 43.1—79.9 psi} [3,000 rpm]
Engine coolant capacity (approx. quantity)
7.5 L {7.9 US qt, 6.6 Imp qt}
Cooling system cap valve opening pressure
112.8—142.2 kPa {1.151—1.450 kgf/cm2, 16.37—20.62 psi}
Thermostat initial-opening temperature
80—84 °C {176—183 °F}
Thermostat full-open temperature
97 °C {207 °F}
Thermostat full-open lift
More than 8.0 mm {0.31 in}
Cooling fan motor No.1, No.2 standard current [MTX]
4.5—8.5 A [12 V]
Cooling fan motor No.1, No.2 standard current [ATX]
High: 9.4 A [12 V]
Low: 7.6 A [12 V]
Fuel pressure
410—490 kPa {4.19—4.99 kgf/cm2, 59.5—71.0 psi}
Fuel hold pressure
230 kPa {2.35 kgf/cm2, 33.4 psi} or more
Fuel injector resistance
1.0—1.2 ohms [20 °C {68 °F}]
Battery electrolyte specific gravity [20 °C {68 °F}]
1.22—1.29
Battery load test current
55D23L (48 A·h/5HR, 55 A·h/20HR): 180 A
75D23L (52 A·h/5HR, 65 A·h/20HR): 195 A
Battery parasitic draw (When the ignition is off (key is removed), all doors and the bonnet are closed.)
50—65 mA
Battery slow charge current
55D23L (48 A·h/5HR, 55 A·h/20HR): 4.5—5.5 A
75D23L (52 A·h/5HR, 65 A·h/20HR): 5.0—6.0 A
Battery quick charge current [30 min]
55D23L (48 A·h/5HR, 55 A·h/20HR): 30 A
75D23L (52 A·h/5HR, 65 A·h/20HR): 35 A
Generator standard voltage [IG-ON]
Terminal B: B+
Terminal P: Approx. 1 V or less
Terminal D: Approx. 0 V
Generator standard voltage [Idle, 20 °C {68 °F}]
Terminal B: 13—15 V
Terminal P: Approx. 3—8 V
Terminal D: 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
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}]
2.0—2.3 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
L3G2 18110, L3Y1 18110, LFJR 18110
Spark plug gap (L3G2 18110, L3Y1 18110)
Standard: 1.25—1.45 mm {0.049—0.057 in}
New spark plug (reference): 1.25—1.35 mm {0.049—0.053 in}
Spark plug gap (LFJR 18110)
Standard: 1.25—1.35 mm {0.049—0.053 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: 15.1—20.4 N {1.54—2.08 kgf, 3.40—4.58 lbf}
Minimum: 2.75 N {0.280 kgf, 0.618 lbf}

Recommended engine oil

Item

Specifications

Grade
API SL or ACEA A3/A5
API SL or ACEA A3
API SM or ACEA A3/A5
API SL/SM or ACEA A3/A5
Viscosity (SAE)
5W–30
10W–40
0W–20, 0W-30
0W–20
5W–30, 5W–20, 10W–40
Remarks
Mazda genuine Dexelia oil e.g.