HARRIER BOOK 2

Q5 Project –EMS ECU/Component Replacement

Procedure

Q5 Project – EMS ECU/ Component Replacement Procedure

Doc No: 2921 02 224 A1730

Date: 24 July 2017

Revision: 0.1

Page 4 of 26

Prepared: Shashank Addala / Prasad

Checked: Prasad M

Approved: Satishkumar P

This document contains confidential information which is exclusive property of TML. The contents of this

document shall not be reproduced, or conveyed, or given to third parties in any manner without the consent

of TML.

TABLE OF CONTENTS

Document History ........................................................................................................................... 2

Change History................................................................................................................................ 3

List of Acronyms and Abbreviations................................................................................................. 5

Introduction .................................................................................................................................... 6

1.1 General Overview............................................................................................................................ 6

1.2 Scope of the Document ................................................................................................................... 6

1.3 Intended Audience.......................................................................................................................... 6

1.4 IPR Ownership................................................................................................................................. 6

1.5 Reference Documents ..................................................................................................................... 6

Project Applicability ........................................................................................................................ 6

EMS Replacement Procedure Flowchart .......................................................................................... 7

EMS ECU, Component Replacement Procedure ............................................................................... 8

4.1

ECM - Engine Control Module (In case of old ECM communicates) .................................................. 8

4.2

ECM - Engine Control Module (In case of old ECM doesn’t communicates).....................................10

4.3

Single injector ................................................................................................................................13

4.4

All the injectors ..............................................................................................................................14

4.5

Closed coupled DPF + DOC .............................................................................................................15

4.6

DPF pressure sensor.......................................................................................................................16

4.7

Electrical VGT position sensor ........................................................................................................17

4.8

Electrical VGT turbo compressor ....................................................................................................18

4.9

Engine oil replacement...................................................................................................................19

4.10

Rail pressure sensor .......................................................................................................................20

4.11

Regeneration forced............................................................................

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4.12

Air Flow meter ...............................................................................................................................21

4.13

Lambda sensor ...............................................................................................................................22

4.14

EGR high pressure DC Motor ..........................................................................................................23

4.15

Throttle Valve Actuator ..................................................................................................................24

4.16

Reset driven distance max Th2O warning lamp ON.........................................................................25

4.17

Reset driven distance H2O in fuel lamp ON ....................................................................................26

4.18

ECM PROGRAMMING..........................................................................

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