ENGINE FEATURES [ZY, Z6]

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Mechanical


Improved power performance	• Variable valve timing mechanism adopted
Reduced weight	• Aluminum alloy cylinder head and cylinder block adopted • Aluminum alloy engine mount bracket adopted
Reduced engine noise and vibration	• Silent timing chain adopted • Crankshaft pulley with torsional damper adopted • Pendulum type engine mount adopted • Highly rigid aluminum cylinder block and lower cylinder block adopted
Improved serviceability	• Drive belt auto tensioner adopted • Timing chain adopted • Engine front cover with service holes adopted • Serpentine type drive belt adopted

Lubrication


Reduced noise	• Aluminum alloy oil pan adopted
Reduced weight	• Plastic oil strainer adopted • Aluminum alloy oil pump cover adopted
Improved lubricity	• Trochoid gear type oil pump adopted • Oil jet valves adopted

Cooling System


Improved reliability	• Degassing type coolant reserve tank adopted
Reduced weight	• Cross flow type radiator with aluminum core and plastic tank adopted
Miniaturization	• Built-in type water pump adopted
Reduced engine noise and vibration	• Cooling fan motor component consists of the cooling fan motor and fan control module adopted

Intake-air System


Improved engine torque and output	• Variable intake-air system adopted
Improved emission performance	• Variable tumble system adopted

Fuel System


Improved serviceability	• Nylon tubes adopted for fuel hoses in the engine compartment and around the fuel tank, and quick release connectors adopted for joints
Reduction of evaporative gas	• Returnless fuel system adopted

Emission System


Reduction of evaporative gas	• Evaporative purge control adopted
Improved emission performance	• Exhaust gas recirculation (EGR) system adopted

Charging System


Miniaturization	• Regulatorless generator with built-in power transistor adopted
Improved reliability	• Battery duct adopted

Ignition System


Improved reliability	• Independent ignition control system with distributorless ignition coil adopted
Improved durability	• Spark plug with an iridium alloy center electrode and platinum tip ground electrode adopted

Starting System


Improved startability	• Reduction type starter adopted

Control System


Improved driving performance	• Variable valve timing control adopted
Wiring harness simplification	• Controller area network (CAN) adopted
Improved theft deterrence	• Starter cut-off control adopted