Engine Technical Data [MZR 2.5]: Notes
| Item | Specification |
|---|---|
| Idle speed (ATX: P, N position, MTX: Neutral position) | 600-700 rpm |
| Ignition timing | Approx. BTDC 12° |
| CO concentration | Within the regulation |
| HC concentration | Within the regulation |
| Idle-up speed (ATX: P, N position, MTX: Neutral position) | A/C on : 600-850 rpm Electrical loads on: 650-750 rpm (MTX), 600-750 rpm (ATX) While turning steering wheel: 650-750 rpm |
| 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: 1,324 kPa {13.50 kgf/cm2
, 192.0 psi}[300 rpm] Minimum: 927 kPa {9.45 kgf/cm2 , 134 psi}[300 rpm] Maximum difference between cylinders: 196.1 kPa {2.0 kgf/cm2 , 28.5 psi} |
| Coil resistance | 6.9-7.9 ohms [20°C {68°F}] |
| Cylinder Head Bolt Length L | 145.2-145.8 mm {5.717-5.740 in} |
| Cylinder Head Bolt Maximum | 146.5 mm {5.767 in} |
| Engine oil capacity (approx. quantity) | Oil replacement: 4.6 L {4.9 US qt, 4.0 Imp qt} Oil and oil filter replacement: 5.0 L {5.3 US qt, 4.4 Imp qt} Total (dry engine): 5.5 L {5.8 US qt, 4.8 Imp qt} |
| Oil pressure (reference value) [oil temperature: 100 °C {212 °F}] | 395-649 kPa {4.03-6.61 kgf/cm2 , 57.3-94.1 psi} [3,000 rpm] |
| Engine coolant capacity (approx. quantity) [U.S.A. and CANADA] | MTX : 7.7 L {8.1 US qt, 6.8 Imp qt} ATX : 7.6 L {8.0 US qt, 6.7 Imp qt} |
| Engine coolant capacity (approx. quantity) [Except U.S.A. and CANADA] | MTX : 7.9 L {8.3 US qt, 7.0 Imp qt} ATX : 8.1 L {8.6 US qt, 7.1 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 | 17.5-20.5 A [12 V] |
| Fuel pressure | 375-450 kPa {3.83-4.58 kgf/cm2 , 54.4-65.2 psi} |
| Fuel hold pressure | 200 kPa {2.04 kgf/cm2 , 29.1 psi} or more |
| Fuel injector resistance | 11.4-12.6 ohms [20 °C {68 °F}] |
| Battery electrolyte specific gravity [20 °C {68 °F}] | 1.22-1.29 |
| Battery parasitic draw (When the ignition is off (key is removed), all doors and the hood are closed.) | 50-65 mA |
| 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 | NGK ILTR5A13G, NGK LTR5BI13 |
| Spark plug gap (NGK ILTR5A13G) | 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 (NGK LTR5BI13) | 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: 15.0-20.4 N {1.53-2.08 kgf, 3.38-4.58 lbf} Minimum: 2.75 N {0.280 kgf, 0.618 lbf} |