Discovery I (LJ) V8-3.9L (1994): Relays and Modules

Also for this vehicle: Discovery I (LJ) V8-4.0L (1996), Discovery II (LT) V8-4.0L (2002), Discovery II (LT) V8-4.6L (2003), Discovery Body Repair Manual (1995 on), Discovery Electrical Troubleshooting Manual (1995), Discovery Electrical Troubleshooting Manual (1996), Discovery Electrical Troubleshooting Manual (1997 on), Discovery II (NAS), Discovery II Circuit Diagrams (2000 model year), Discovery II Circuit Diagrams (2003 model year), Discovery II Electrical Library (1999-2003), Discovery II Technical Bulletins, Discovery II (UK), Discovery Technical Bulletins, 300Tdi Discovery, LR3/Disco 3, LR3 (LA) V6-4.0L (2006), LR3 (LA) V8-4.4L (2009), LR3 (LA) V8-4394cc 4.4L (2005), LR4 (LA) V8-5.0L (2010).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Diagnostic Trouble Codes (DTC)Diagnostic Trouble Codes (DTC): Sections
02Relays and Modules Relays and Modules: Sections
- Relays and Modules - Accessories and Optional Equipment10 pages
- Relays and Modules - Body and Frame8 pages
- Relays and Modules - Brakes and Traction Control148 pages
  - ABS Light Relay › Component Information › Locations
  - ABS Main Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Brake Fluid Pump Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Electronic Brake Control Module › Component Information53 pages
    Technical Service Bulletins6 pages
    Customer Interest for Electronic Brake Control Module: › TEC190996 › Dec › 96 › ECM - MIL ON DTC P1317 Set2 3
    All Technical Service Bulletins for Electronic Brake Control Module: › TEC190996 › Dec › 96 › ECM - MIL ON DTC P1317 Set2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…47
- Relays and Modules - Cruise Control94 pages
  - Cruise Control Module › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Cruise Control Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
- Relays and Modules - HVAC194 pages
  - Blower Motor Relay › Component Information49 pages
    Locations › A/C Fan Speed Relay, Rear (K205)2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Compressor Clutch Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Condenser Fan Motor Relay, HVAC › Component Information48 pages
    Locations › Condenser Fan Relay (K109)2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - Control Module HVAC › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
  - System Relay, HVAC › Component Information › Locations › A/C Control Relay, Rear (K194)2 3
- Relays and Modules - Instrument Panel › ABS Light Relay › Component Information › Locations
- Relays and Modules - Lighting and Horns48 pages
  - Daytime Running Lamp Control Unit › Component Information › Locations
  - Horn Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
- Relays and Modules - Power and Ground Distribution › Relay Box › Component Information › Application and ID
- Relays and Modules - Powertrain Management229 pages
  - Relays and Modules - Computers and Control Systems164 pages
    Multi-Function Unit <--> [Body Control Module] › Component Information60 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…59
    Engine Control Module › Component Information101 pages
    Technical Service Bulletins54 pages
    Customer Interest:17 pages
    TEC191396 › Dec › 96 › Engine - Hard Starting When Cold2 3 4 5 6 7 8
    TEC190996 › Dec › 96 › ECM - MIL ON DTC P1317 Set2 3
    TEC190896 › Dec › 96 › ECM - DTC P0125 Set2 3 4
    TEC190195 › Mar › 95 › Engine - Poor Starting in Cold Weather2
    All Technical Service Bulletins for Engine Control Module:27 pages
    TEC190897 › Oct › 97 › ECM - MIL ON DTC P0461 Set2
    TEC8610972 › Jul › 97 › Temperature Gauge - Inaccurate/False DTC's Stored2 3 4
    TEC191396 › Dec › 96 › Engine - Hard Starting When Cold2 3 4 5 6 7 8
    TEC190996 › Dec › 96 › ECM - MIL ON DTC P1317 Set2 3
    TEC190896 › Dec › 96 › ECM - DTC P0125 Set2 3 4
    TEC190195 › Mar › 95 › Engine - Poor Starting in Cold Weather2
    C855 › Feb › 95 › Cold Start2
    TEC190194 › Nov › 94 › Oxygen Sensor - Codes 44 & 45 Diagnosis2
    All Other Service Bulletins for Engine Control Module:10 pages
    TEC190897 › Oct › 97 › ECM - MIL ON DTC P0461 Set2
    TEC8610972 › Jul › 97 › Temperature Gauge - Inaccurate/False DTC's Stored2 3 4
    C855 › Feb › 95 › Cold Start2
    TEC190194 › Nov › 94 › Oxygen Sensor - Codes 44 & 45 Diagnosis2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…47
    Main Relay (Computer/Fuel System) › Component Information › Locations › Relay Modules2 3
  - Relays and Modules - Fuel Delivery and Air Induction50 pages
    Fuel Pump Relay › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
    Main Relay (Computer/Fuel System) › Component Information › Locations › Relay Modules2 3
  - Relays and Modules - Ignition System15 pages
    Ignition Control Module › Component Information › Technical Service Bulletins14 pages
    Customer Interest:5 pages
    TEC861094 › Oct › 94 › Ignition System - Misfire at High Engine Speeds2
    TEC860894 › Sep › 94 › Ignition Module - Engine No Start/Poor Start2 3
    All Technical Service Bulletins for Ignition Control Module:7 pages
    TEC861194 › Nov › 94 › Cranks - No Start/Hesitation When Driving2
    TEC861094 › Oct › 94 › Ignition System - Misfire at High Engine Speeds2
    TEC860894 › Sep › 94 › Ignition Module - Engine No Start/Poor Start2 3
    All Other Service Bulletins for Ignition Control Module: › TEC861194 › Nov › 94 › Cranks - No Start/Hesitation When Driving2
    Ignition Relay › Component Information › Locations
- Relays and Modules - Restraint Systems › Air Bag Control Module › Component Information › Locations › Air Bag Diagnostic Control Module (Z151)2
- Relays and Modules - Starting and Charging › Starter Relay › Component Information48 pages
  - Locations › Starter Solenoid Relay (K137)2
  - Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
- Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Shift Interlock Relay › Component Information › Locations › Interlock Relay 2 (K151)2
- Relays and Modules - Windows and Glass49 pages
  - Heated Glass Element Relay › Component Information › Locations › Heated Front Screen Relay (K121)2
  - Power Window Control Module › Component Information47 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
- Relays and Modules - Wiper and Washer Systems49 pages
  - Windshield Washer Relay › Component Information › Locations
  - Wiper Relay › Component Information48 pages
    Locations › Wiper Relay, Front (K185)2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…46
03Sensors and Switches Sensors and Switches: Sections
04Maintenance Maintenance: Sections
05Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
06Powertrain Management Powertrain Management: Sections
07Transmission and Drivetrain Transmission and Drivetrain: Sections
08Brakes and Traction Control Brakes and Traction Control: Sections
09Starting and Charging Starting and Charging: Sections
10Power and Ground Distribution Power and Ground Distribution: Sections
11Steering and Suspension Steering and Suspension: Sections
12Heating and Air Conditioning Heating and Air Conditioning: Sections
13Restraint Systems Restraint Systems: Sections
14Accessories and Optional Equipment Accessories and Optional Equipment: Sections
15Body and Frame Body and Frame: Sections
16Cruise Control Cruise Control: Sections
17Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
18Lighting and Horns Lighting and Horns: Sections
19Windows and Glass Windows and Glass: Sections
20Wiper and Washer Systems Wiper and Washer Systems: Sections