ENGINE FEATURES [MZI-3.7]

id0100d2100200

On-board Diagnostic

Satisfies emission regulation

•  An on-board diagnostic (OBD) system consisting of the following functions has been adopted:

―  Malfunction detection function

―  PID/data monitor function

―  Simulation function

―  External diagnostic unit communication function

―  Malfunction display function

―  Diagnostic data memory function

•  Malfunction indicator lamp (MIL) adopted

•  Data link connector-2 (DLC-2) 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

•  Crankshaft pulley with torsional damper adopted

•  Pendulum-type engine mounts adopted

Improved serviceability

•  Drive belt auto tensioner adopted

•  Timing chain adopted

Lubrication

Reduced noise

•  Aluminum alloy oil pan adopted

Improved lubricity

•  Trochoid gear type oil pump adopted

•  Water-cooled type oil cooler adopted

Cooling System

Improved reliability

•  Degassing type coolant reserve tank adopted

Reduced weight

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

Miniaturization

•  Built-in type water pump adopted

Reduced engine noise and vibration

•  Electric cooling fans adopted

•  Fan control modules adopted

Reduced power consumption

•  Fan control modules adopted

Improved serviceability

•  Longer-life engine coolant (type FL22) adopted

Intake-air System

Improved noise reduction

• Resonance chamber adopted

Fuel System

Reduction of evaporative gas

• Returnless fuel system adopted

Emission System

Improved exhaust gas purification

• Catalytic converter system adopted

Charging System

Reduced operation noise

• Generator with two delta connection type stator coils adopted

Ignition System

Improved reliability

• Independent ignition control system with distributorless ignition coils adopted

Improved durability

• Spark plugs with platinum-tipped center electrode adopted

Starting System

Improved startability

• Reduction type starter adopted

Control System

Improved driveability

•  Drive-by-wire control adopted

•  Fuel injection control adopted

•  Fuel pump control adopted

Improved emission performance

•  Variable valve timing 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

Improved fuel economy

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

Wiring harness simplification

•  CAN 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 • Crankshaft pulley with torsional damper adopted • Pendulum-type engine mounts adopted
Improved serviceability	• Drive belt auto tensioner adopted • Timing chain adopted

Reduced noise	• Aluminum alloy oil pan adopted
Improved lubricity	• Trochoid gear type oil pump adopted • Water-cooled type oil cooler adopted

Improved reliability	• Degassing type coolant reserve tank adopted
Reduced weight	• Down-flow type radiator with aluminum core and plastic tank adopted
Miniaturization	• Built-in type water pump adopted
Reduced engine noise and vibration	• Electric cooling fans adopted • Fan control modules adopted
Reduced power consumption	• Fan control modules adopted
Improved serviceability	• Longer-life engine coolant (type FL22) adopted

Improved reliability	• Independent ignition control system with distributorless ignition coils adopted
Improved durability	• Spark plugs with platinum-tipped center electrode adopted

Improved driveability	• Drive-by-wire control adopted • Fuel injection control adopted • Fuel pump control adopted
Improved emission performance	• Variable valve timing 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
Improved fuel economy	• A drive-by-wire control (idle air control) has been adopted which contributes to lower fuel consumption
Wiring harness simplification	• CAN adopted