Workshop Manual for Mazda 121

Mazda 121 Workshop Manual Vof ume 1 of 2

This workshop manual is intended for use bv service technician sof Authorized Mazda Dealers to help them service Mazda vehicles. It can also be useful to owners and operators of Mazda vehicles in diagnosing some problems and performing limited repair and maintenance on Mazda vehicles.

For proper repair and maintenance, a thorough familiarization with this manual is important,and it should always be kept in a handy place for quick and easy reference.

All the contents of this manual, including drawings and specifications, are the latest available at the time of printing. As modifications a ffecting repairor maintenance occur, relevant information supplementary to this volume will be made available at Authorized Mazda Dealers. This manual should be kept upto-date.

BASIC ASSUMPTIONS

Thisworkshop manual assumes that you have certain special tools that are necessary for the safe and efficient performance of service operations on Mazda vehicles and that you know how to use them properly. It also assumes that you are familiar with automobile systems and basic service and repair procedures. You should not attempt to use this manual unless these assumptions are correct and you understand the consequences described below.

FUNDAMENTAL PROCEDURE

A WORDABOUT SAFETY
The following precautions must be followed when jacking up the vehicle:

1. Block the wheels.
2. Use only the specified jacking positions.
3. Suppor the vehicle with safety stands.
4. Start the engine only after making certain the engine compartment is clear of tools and people.

PREPARATION OFTOOLS AND MEASURING EOUTPMENT

Besure that all necessary tools and measuring equipment are available before starting any work

REMOVALOF PARTS

While correcting a problem,try also to determine its cause. Begin work only after first learning which parts and sub assemb es mustbe removed and disassembled for replacement or repair

DISASSEMBLY

If the disassembly procedure is complex,requiring many parts to be disassembled, all parts should be disassembled in a way that will not affect their performance or external appearance and identified so that reassembly canbe performed easily and efficiently.

Inspection of Parts

When removed, each part should be carefully inspected for malfunctioning, detormation, damage, and other problem.

Arrangement of Parts

All disassembled parts should be carefully arranged for reassembly. Be sure to separateor otherwise identify the parts to be replaced from those that will be reused.

Cleaning parts for reuse

All parts to be reused should be carefully and thoroughly cleaned in the appropriate method.

REASSEMBLY

Standard values, such as torques and certain adjustments, must be strictly observed in the reassembly of all parts, Refer to STANDART BOLT AND NUT TIGHTENING TORQUE in Section TD for tightening torque shot mentioned in the main text.
If removed, these parts should be replaced with new ones:

1. Oil seals
2. O-rings
3. Cotter pins
4. Gaskets
5. Lock washers
6. Nylon nuts

INSTALLATION OF MOBILE TWO WAY RADIO SYSTEM

If a mobile two-way radio system is installed improperly or if a high-powered type is used, the EGI system and other systems maybe affected.
When the vehicle is to be equipped with a mobile two-way radio, observe the following precautions:

1. Install the antenna at the farthest point from control units.
2. Install the antenna feeder as far aspossible from the control unit harnesses (atleast 30 cm [11.8in]).
3. Ensure that the antenna and feeder are properly adjusted.
4. Do not install a high-powered mobile two-way radio system.