Land Rover Discovery 1 1997 – 1999 Electrical Troubleshooting Manual

This manual is intended for use by trained Land Rover technicians as an aid to diagnosing electrical concerns.

This manual is organized into sections. Most sections contain circuit diagrams. Each section has a unique alpha- numeric code that will normally remain the same from year to year. For example, the Headlights circuit is in Section H1,with the first page of the section numbered H1 -1. The following pages of this section will be numbered H1 -2, H1 -3, H1 -4, etc. The manual does not contain any information concerning removal, refit or overhaul of electrical components or harnesses. These details are contained in the Workshop Manual. The following information forms the basis of the troubleshooting routines:

  • Circuit Diagrams
  • System Diagnosis Flow Charts
  • Component Location Table
  • Component Locations Views

Additional information, such as Circuit Operation, is also contained in the manual to aid in your understanding of how the different circuits operate.


  • Introduction
  • Multiport Fuel Injection (MFI–V8)
  • Multiport Fuel Injection (MFI–T16)
  • Sequential Multiport Fuel Injection (SFI–V8) (NAS only)
  • 300Tdi
  • 300Tdi Glow Plug Control
  • Starting and Charging
  • Cruise Control
  • Ignition and Shift Interlock
  • Anti–Lock Brake System
  • Data Link Connector
  • Instruments
  • Warnings and Indicators (except NAS)
  • Warnings and Indicators (NAS)
  • Horns
  • Radio (except NAS)
  • Radio (NAS)
  • Premium Radio (NAS 98)
  • Front Wipe/Wash
  • Rear Wipe/Wash
  • Heated Front Screen
  • Heated Rear Screen and Mirror Demisters
  • Electrochromic Rear View Mirror
  • Multi–Function Unit (MFU)
  • Headlamps (except NAS)
  • Headlamps (NAS)
  • Headlamp Levelling
  • Side Lamps
  • Stop Lamps
  • Direction Indicator Lamps
  • Reversing Lamps
  • Fog Guard Lamps
  • Interior Lamps
  • Cigar Lighter/Clock
  • Blower Controls
  • Compressor Controls
  • Cooling Fans
  • Power Windows
  • Sunroof
  • Central Locking
  • Power Seats
  • Heated Seats
  • Power Mirrors
  • Trailer Auxiliary Socket
  • Theft Alarm System (except NAS)
  • Theft Alarm System (NAS)
  • Power Distribution
  • Fuse Details
  • Ground Distribution
  • Component Location Table
  • Component Location Views
  • Connector Views
  • Harness Routing
  • Index

Publication Number LRL0077ENX – 6th Edition

Language: English
Format: PDF
Pages: 591

Land Rover Discovery 1 1997 – 1999 Electrical Troubleshooting Manual