Technical information

Powertrain Engines
Y-type Engines
• In the Y-type engine line-up the following engines are available:
– Y4 type with 1.4 L displacement (also termed as 1.4 MZ-CD engine)
– Y6 type with 1.6 L displacement (also termed as 1.6 MZ-CD engine)
• The Y4 engine is fitted in the Mazda2 (DY) models. It is equipped with a common rail
direct injection system and a FGT turbocharger
• The Y6 engine is fitted in the Mazda3 models, and is available as a standard and a high-
power version. It is equipped with a common rail direct injection system and a
turbocharger (FGT turbocharger on the standard power engine, and VGT turbocharger
on the high-power engine).
Mechanical (Y4 Engine)
Features
• The mechanical system of the Y4 engine has the following features:
– Belt driven 8 valve SOHC engine
– Valve train with automatic timing belt tensioner, roller cam followers and hydraulic
tappets
– Vacuum pump driven by the camshaft
– V-ribbed belt drive with automatic tensioner
Curriculum Training 01-93