Chery QQ Manuel de service télécharger pdf (Page 4)

Chapter One Introduction of Characteristics

I. Overview

SQR473F engine is one of the ACTECO series engines that are jointly designed and developed by

Chery company and AVL-a world famous engine design company. This engine adopts such

advanced technologies as overhead double camshaft structure, 4 air valves, electronic throttle

body and electronic accelerator pedal etc. In terms of such mandatory standard indexes as

emission and noise, this engine is outdoes national standard and has reached overseas advanced

stage.

II. Number Position of the Engine

Number of the engine locates at right side of oil filter

where bearing shell cover and cylinder block join.

III. Connotation of Engine Number

Each engine has a unique number, from which you can know some characteristics and information

of the engine. Engine model should conform to requirements in GB725 and is consisted of

enterprise code, number of cylinders of the engine, bore, characteristic code and specification

code.

A complete engine model is as follows:

□□□ ○ ○○ □

□

Among which, ○ indicates an Arabic numeral while □ indicates a letter.

The enterprise code is stipulated as SQR;

Number of cylinders of engine is a 1-2 digit integer;

Characteristic code

Cylinder bore

Specification code

Number of

cylinders

Enterprise code

1 2 3 4 5 6 7 8 9 ... 57 58

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Chery QQ Manuel de service Page 4