ENGINE FEATURES [MZR 2.0 DISI i-stop]

id0100001002b4

On-board Diagnostic

To meet the EOBD regulations

•  Diagnostic test modes adopted

Improved serviceability

•  DTCs adopted

•  KOEO/KOER self test function adopted

•  PID/DATA monitor function adopted

•  Active command modes function adopted

Mechanical

Improved engine performance

•  Variable valve timing mechanism adopted

Weight reduction

•  Aluminum-alloy adopted for mainframe parts (cylinder head and block)

Reduced vibration and noise

•  Aluminum-alloy cylinder head adopted

•  Deep skirt-type cylinder block adopted, composed of an integrated main bearing cap together with a ladder frame structure

•  Crankshaft pulley with torsional damper adopted

•  Pendulum-type engine mounts adopted

Improved serviceability

•  Serpentine type drive belt adopted

•  Drive belt auto tensioner adopted

•  Roller timing chain adopted

•  Engine front cover with service holes adopted

•  Stretch-type A/C drive belt adopted

Lubrication

Reduced noise

•  Aluminum alloy oil pan adopted

Reduced weight

•  Plastic oil strainer adopted

Improved lubricity

•  Trochoid gear type oil pump adopted

•  Oil jet valves adopted

•  Water-cooled type oil cooler adopted (MTX)

Cooling System

Improved reliability

•  Degassing type coolant reserve tank adopted

Reduced weight

•  Cross-flow type radiator with aluminum core and plastic tank adopted

•  Stainless steel thermostat with plastic thermostat cover adopted

Miniaturization

•  Built-in type water pump adopted

Reduced engine noise and vibration

•  Electric cooling fan adopted

•  Fan control module adopted

Reduced power consumption

•  Fan control module adopted

Improved serviceability

•  Longer-life engine coolant (type FL22) adopted

Intake-air System

Improved engine torque

•  Variable intake-air system adopted

Improved emission gas purification

•  Variable swirl system adopted

Improved noise reduction

•  Resonance chamber adopted

Fuel System

Improved driveability

•  Direct injection system adopted

―  High pressure fuel pump adopted

―  Fuel injector for high pressure adopted

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

Improved exhaust gas purification

•  EGR system adopted

•  Catalytic converter system adopted

•  WU-TWC adopted

Charging System

Miniaturization

•  Non-regulator type generator with built-in power transistor adopted

Reduced operation noise

•  Generator with two delta connection type stator coils adopted

Improved reliability

•  Sub battery (26B17L) adopted

Ignition System

Improved reliability

• Independent ignition control system with distributorless ignition coils adopted

Improved durability

• Spark plugs with an iridium alloy center electrode and platinum tip ground electrode adopted

Starting System

Improved startability

•  Reduction type starter adopted

Improved reliability

•  Starter power is supplied by two batteries.

•  A power relay has been adopted

Improved safety

•  Starter interlock switch adopted (MTX)

Control System

Improved driveability

•  Drive-by-wire control adopted

•  Variable intake air control adopted

•  Variable valve timing control adopted

Improved emission performance

•  Variable swirl control adopted

•  A heater element is integrated with the A/F sensor and HO2S

•  All range sensor has been adopted for the A/F sensor

•  EGR system adopted

Improved fuel economy

•  A drive-by-wire control (idle air control) has been adopted which contributes to lower fuel consumption

•  i-stop system adopted

―  i-stop OFF switch adopted

―  Current sensor No.1, No.2 adopted

―  Battery fluid temperature sensor adopted

―  Power brake unit vacuum sensor adopted

―  Clutch stroke sensor adopted (MTX)

―  Electric AT oil pump driver adopted (ATX)

Wiring harness simplification

•  CAN adopted

Improved reliability

•  Two-circuit TP sensor adopted

•  Two-circuit APP sensor adopted

To meet the EOBD regulations	• Diagnostic test modes adopted
Improved serviceability	• DTCs adopted • KOEO/KOER self test function adopted • PID/DATA monitor function adopted • Active command modes function adopted

Improved engine performance	• Variable valve timing mechanism adopted
Weight reduction	• Aluminum-alloy adopted for mainframe parts (cylinder head and block)
Reduced vibration and noise	• Aluminum-alloy cylinder head adopted • Deep skirt-type cylinder block adopted, composed of an integrated main bearing cap together with a ladder frame structure • Crankshaft pulley with torsional damper adopted • Pendulum-type engine mounts adopted
Improved serviceability	• Serpentine type drive belt adopted • Drive belt auto tensioner adopted • Roller timing chain adopted • Engine front cover with service holes adopted • Stretch-type A/C drive belt adopted

Reduced noise	• Aluminum alloy oil pan adopted
Reduced weight	• Plastic oil strainer adopted
Improved lubricity	• Trochoid gear type oil pump adopted • Oil jet valves adopted • Water-cooled type oil cooler adopted (MTX)

Improved reliability	• Degassing type coolant reserve tank adopted
Reduced weight	• Cross-flow type radiator with aluminum core and plastic tank adopted • Stainless steel thermostat with plastic thermostat cover adopted
Miniaturization	• Built-in type water pump adopted
Reduced engine noise and vibration	• Electric cooling fan adopted • Fan control module adopted
Reduced power consumption	• Fan control module adopted
Improved serviceability	• Longer-life engine coolant (type FL22) adopted

Improved engine torque	• Variable intake-air system adopted
Improved emission gas purification	• Variable swirl system adopted
Improved noise reduction	• Resonance chamber adopted

Miniaturization	• Non-regulator type generator with built-in power transistor adopted
Reduced operation noise	• Generator with two delta connection type stator coils adopted
Improved reliability	• Sub battery (26B17L) adopted

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

Improved startability	• Reduction type starter adopted
Improved reliability	• Starter power is supplied by two batteries.
Improved reliability	• A power relay has been adopted
Improved safety	• Starter interlock switch adopted (MTX)

Improved driveability	• Drive-by-wire control adopted • Variable intake air control adopted • Variable valve timing control adopted
Improved emission performance	• Variable swirl control adopted • A heater element is integrated with the A/F sensor and HO2S • All range sensor has been adopted for the A/F sensor • EGR system adopted
Improved fuel economy	• A drive-by-wire control (idle air control) has been adopted which contributes to lower fuel consumption • i-stop system adopted ― i-stop OFF switch adopted ― Current sensor No.1, No.2 adopted ― Battery fluid temperature sensor adopted ― Power brake unit vacuum sensor adopted ― Clutch stroke sensor adopted (MTX) ― Electric AT oil pump driver adopted (ATX)
Wiring harness simplification	• CAN adopted
Improved reliability	• Two-circuit TP sensor adopted • Two-circuit APP sensor adopted