Land Rover Defender 1999 Td5 Electrical Library Rover Manual

Electrical Library
Elektrotec hnische Bibliotheek
Librairie  électrique
Handbuc h Elektrik
Libreria Impianto Elettrico
Biblioteca El éctrica
Livr aria El éctrica 

DEFENDER 1999 MY
Electrical Library
This manual should be used in conjunction with the following publications:
KDR 100250 Workshop Manual
YVB 101670 Electrical Circuit Diagrams
Publication Part No. VDL 100170
Published by Rover Technical Communication
Ó1998 Rover Group Limited 

CONTENTS
DEFENDER 1999 MY
1. INTRODUCTION
ELECTRICAL PRECAUTIONS 1.3..........................................................
ABBREVIATIONS 1.6...............................................................................
HOW TO USE THIS DOCUMENT 1.7.....................................................
WIRE COLOUR CODES 1.10..................................................................
2. FUSE DETAILS
INTRODUCTION 2.1...................................................................................

CONTENTS
DEFENDER 1999 MY
1. INTRODUCTION
ELECTRICAL PRECAUTIONS 1.3..........................................................
ABBREVIATIONS 1.6...............................................................................
HOW TO USE THIS DOCUMENT 1.7.....................................................
WIRE COLOUR CODES 1.10..................................................................
1. INTRODUCTION
ELECTRICAL PRECAUTIONS 1.3..........................................................
ABBREVIATIONS...

CONTENTS
DEFENDER 1999 MY
4. DESCRIPTION AND OPERATION
ANTI-THEFT ALARM 4.1.........................................................................
ENGINE IMMOBILISATION - Td5 4.5......................................................
DIAGNOSTIC SOCKET 4.7.....................................................................
STARTING AND CHARGING - Td5 4.8...................................................
ENGINE MANAGEMENT - Td5 4.11........................................................
FUEL PUMP - Td5...

INTRODUCTION
DEFENDER 1999 MY1.1
This document is intended to assist in diagnosing electrical faults, and should
be used in conjunction with the Electrical Circuit Diagrams. The document is
divided into the following sections:
1. INTRODUCTION- includes Electrical Precautions, a list of Abbreviations
and general information on how to use the document.
2. FUSE DETAILS- provides details of location, rating in Amps, wire colour
and circuit(s) protected.
3. EARTH POINTS AND HEADER JOINTS- provides details of...

INTRODUCTION
1.2
DEFENDER 1999 MY
Battery voltage
Before commencing diagnosis of electrical problems verify the condition of the
battery is acceptable by using the open circuit voltage test.
Open circuit voltage test
1.Switch off all electrical loads on the vehicle.
2.Adjust digital multimeter to read dc volts on the appropriate scale.
3.Connect test probes across battery terminals ensuring that polarity is
correct and record the voltage displayed.
A reading of 12.3V or more is acceptable; any battery...

INTRODUCTION
DEFENDER 1999 MY1.3
ELECTRICAL PRECAUTIONS
General
The following guidelines are intended to ensure the safety of the operator whilst
preventing damage to the electrical and electronic components fitted to the
vehicle. Where necessary, specific precautions are detailed in the relevant
sections of this document, reference to which should be made prior to
commencing repair operations.
Equipment - Prior to commencing any test procedure on the vehicle ensure that
the relevant test equipment is...

INTRODUCTION
1.4
DEFENDER 1999 MY
Connectors and Harnesses - The engine compartment of a vehicle is a
particularly hostile environment for electrical components and connectors.
Always ensure these items are dry and oil free before disconnecting and
connecting test equipment. Never force connectors apart either by using tools
or by pulling on the wiring harness. Always ensure locking tabs are disengaged
before removal and note orientation to enable correct reconnection. Ensure
that any protective covers...