Mazda Training manual - part 1

 

 
 
 
 
 

Training Manual 

Powertrain  

(NTOM) 

CT-L1001.4

 

 
 
 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

No part of this hardcopy may be reproduced in any form without prior permission of  
Mazda Motor Europe GmbH. 
 
The illustrations, technical information, data and descriptive text in this issue, to the best of our 
knowledge, were correct at the time of going to print.  
 
No liability can be accepted for any inaccuracies or omissions in this publication, although every 
possible care has been taken to make it as complete and accurate as possible. 
 
 

©

 2007 

Mazda Motor Europe GmbH 
Training Services 

 

Powertrain 

Table of Contents 

Introduction .......................................................................................00-1 

Engines ..............................................................................................01-1 

MESI for Engine Service and Repairs.......................................................................01-1 
Petrol Engines ............................................................................................................01-5 
L-type Engines............................................................................................................01-5 

Mechanical (L8, LF, L3 Engine).............................................................................01-6 

Features .........................................................................................................01-6 
Overview.........................................................................................................01-6 
Cylinder Block.................................................................................................01-7 
Pistons............................................................................................................01-8 
Crankshaft ......................................................................................................01-9 
Balancer Shaft Unit.......................................................................................01-11 
Cylinder Head...............................................................................................01-12 
Camshafts ....................................................................................................01-13 
Valve Actuation.............................................................................................01-14 
Valve Train ...................................................................................................01-15 
Timing Chain Tensioner ...............................................................................01-16 
Variable Valve Timing System......................................................................01-18 
Valve Timing.................................................................................................01-19 
Accessory Drive Belt ....................................................................................01-21 

Mechanical (L3-T Engine) ...................................................................................01-22 

Features .......................................................................................................01-22 
Overview.......................................................................................................01-22 
Pistons..........................................................................................................01-23 
Cylinder Head...............................................................................................01-23 
Camshafts ....................................................................................................01-24 
Valve Train ...................................................................................................01-25 
Timing Chain Tensioner ...............................................................................01-25 
Valve Timing.................................................................................................01-26 

Lubrication ..........................................................................................................01-27 

Features .......................................................................................................01-27 
Parts Location...............................................................................................01-27 

Cooling System ...................................................................................................01-28 

Features .......................................................................................................01-28 
Parts Location...............................................................................................01-28 
Engine Coolant .............................................................................................01-29 

Z-type Engines..........................................................................................................01-30 

Mechanical ..........................................................................................................01-30 

Features .......................................................................................................01-30 

Curriculum Training 

Table of Contents 

Powertrain 

Overview.......................................................................................................01-31 
Cylinder Block...............................................................................................01-32 
Pistons..........................................................................................................01-33 
Crankshaft ....................................................................................................01-34 
Camshafts ....................................................................................................01-35 
Valve Train ...................................................................................................01-35 
Valve Timing.................................................................................................01-36 

Lubrication ...........................................................................................................01-37 

Features .......................................................................................................01-37 
Pats Location................................................................................................01-37 

Cooling System ...................................................................................................01-38 

Features .......................................................................................................01-38 
Parts Location...............................................................................................01-38 

Service Procedures .............................................................................................01-39 

Adjusting the Idle Speed...............................................................................01-39 

MZI-type Engines......................................................................................................01-40 

Mechanical ..........................................................................................................01-40 

Features .......................................................................................................01-40 
Overview.......................................................................................................01-41 
Cylinder Block...............................................................................................01-42 
Valve Train ...................................................................................................01-43 
Timing Belt Tensioner...................................................................................01-44 
Accessory Drive Belts...................................................................................01-46 

Lubrication ...........................................................................................................01-48 

Features .......................................................................................................01-48 

Cooling System ...................................................................................................01-48 

Features .......................................................................................................01-48 

13B-MSP Rotary Engine...........................................................................................01-49 

Mechanical ..........................................................................................................01-49 

Features .......................................................................................................01-49 
Overview.......................................................................................................01-49 
Construction .................................................................................................01-50 
Operating Principle .......................................................................................01-52 
Intake Stroke ................................................................................................01-53 
Compression Stroke .....................................................................................01-53 
Combustion Stroke .......................................................................................01-53 
Exhaust Stroke .............................................................................................01-53 

Lubrication ...........................................................................................................01-55 

Features .......................................................................................................01-55 
Parts Location...............................................................................................01-55 
Engine Oil .....................................................................................................01-56 

Cooling System ...................................................................................................01-57 

Features .......................................................................................................01-57 
Parts Location...............................................................................................01-57 

Service Procedures .............................................................................................01-58 

Compression Test ........................................................................................01-58 

 Curriculum 

Training