1999 LAND ROVER Discovery

Land Rover Discovery SD 1999 - BUZZERS, RELAYS & TIMERS

Land Rover Discovery SD 1999 BUZZERS, RELAYS & TIMERS

Component	Component Location
Active Corning Enhancement Relay	In engine compartment fuse box.
Anti-Lock Braking System Relay	In engine compartment fuse box.
Auxiliary Circuits Relay	In engine compartment fuse box.
Compressor Clutch Relay	In engine compartment fuse box.
Cooling Fan Relay	In engine compartment fuse box.
Front Blower Motor Relay	Behind right side of dash, right of heater evaporator unit.
Front Foglights Relay	In engine compartment fuse box.
Fuel Pump Relay	In engine compartment fuse box.
Headlight Powerwash Relay	In engine compartment fuse box.
Heated Front Screen Relay	In engine compartment fuse box.
Horns Relay	In engine compartment fuse box.
Ignition Relay	In passenger compartment fuse box.
Left Indicators Relay	In passenger compartment fuse box.
Main Relay	In engine compartment fuse box.
Power Relay	Behind right side of dash.
Rear Blower Motor Relay	At left side of luggage compartment, behind trim panel.
Rear Windows Relay	In passenger compartment fuse box.
Right Indicator Relay	In passenger compartment fuse box.
Self-Leveling Suspension Relay	In engine compartment fuse box.
Starter Relay	In engine compartment fuse box.

Land Rover Discovery SD 1999 - CIRCUIT PROTECTION DEVICES

Land Rover Discovery SD 1999 CIRCUIT PROTECTION DEVICES

Component	Component Location
Engine Compartment Fuse Box	Right front of engine compartment. See Fig. 1 .
Fusible Links	In engine compartment fuse box.
Passenger Compartment Fuse Box	Under left side of dash. See Fig. 1 .
Satellite Fuse Box (Left)	Under left front seat. See Fig. 1 .
Satellite Fuse Box (Right)	Under right front seat. See Fig. 1 .
40 Amp In-Line Fuse (Rear A/C)	Behind left rear trim panel, taped to harness.

Land Rover Discovery SD 1999 - CONTROL UNITS

Land Rover Discovery SD 1999 CONTROL UNITS

Component	Component Location
Active Cornering Enhancement (ACE) ECU	Under right side of dash. See Fig. 1 .
Air Bag DCU	Below center console. See Fig. 1 .
Air Temperature Control (ATC) ECU	Behind heater control panel.
Body Control Unit	Under right side of dash. See Fig. 1 .
Cruise Control ECU	Behind right side of dash, on bracket.
Electronic Automatic Transmission ECU	Under left front seat. See Fig. 1 .
Engine Control Module (ECM)	Under right side of dash. See Fig. 1 .
Folding Mirror ECU	Behind glove box.
Self-Leveling/ABS (SLABS) ECU	Under right side of dash. See Fig. 1 .
Sun Roof ECU	On front center of roof.

Land Rover Discovery SD 1999 - MOTORS

Land Rover Discovery SD 1999 MOTORS

Component	Component Location
ABS Hydraulic Pump	At left rear of engine compartment.
Cruise Control Vacuum Pump	At right rear engine compartment.
Front Blower Motor	Behind right side of dash, right of heater evaporator unit.
Front Screen Wash Pump	Behind left side of front bumper.
Front Sun Roof Motor	At front center of roof.
Front Wiper Motor	On top center of firewall.
Fuel Burning Heater (FBH) Pump	Above fuel tank.
Fuel Pump Module	On top of fuel tank.
Headlight Leveling Motor (Left)	Behind left headlight.
Headlight Leveling Motor (Right)	Behind right headlight.
Idle Air Control Valve	On throttle body.
Power Wash Pump	Behind left side of front bumper.
Rear Blower Motor	At left side of luggage compartment, behind trim panel.
Rear Screen Wash Pump	Behind left side of front bumper.
Rear Sun Roof Motor	At center of roof.
Rear Wiper Motor	At right side of tailgate.
Self-Leveling Suspension (SLS) Compressor	Behind left sill.

Land Rover Discovery SD 1999 - SENDING UNITS & SENSORS

Land Rover Discovery SD 1999 SENDING UNITS & SENSORS

Component	Component Location
ABS Sensor (Left Front)	Behind left front wheel.
ABS Sensor (Left Rear)	Behind left rear wheel.
ABS Sensor (Right Front)	Behind right front wheel.
ABS Sensor (Right Rear)	Behind right rear wheel.
Accelerometer (Lower)	Right front door sill.
Accelerometer (Upper)	Front center of headlining.
Ambient Air Pressure Sensor	At front left side of engine.
Ambient Air Temperature Sensor	Behind grille assembly.
Camshaft Position Sensor	At lower right front of engine, near oil filter.
Crankshaft Position Sensor	At lower left rear of engine.
Engine Coolant Temperature Sensor	On front center of engine.
Evaporator Sensor	Behind center of dash.
Fuel Burning Heater Air Temperature Sensor	Behind grille assembly.
Fuel Pressure Sensor	On top of fuel tank.
Fuel Rail Temperature Sensor	On right rear side of engine.
Heated Oxygen Sensor (Left)	Below left exhaust manifold, on exhaust pipe.
Heated Oxygen Sensor (Left) (Post Catalyst)	On left exhaust pipe, downstream of catalytic converter.
Heated Oxygen Sensor (Right)	Below right exhaust manifold, on exhaust pipe.
Heated Oxygen Sensor (Right) (Post Catalyst)	On right exhaust pipe, downstream of catalytic converter.
Heater Coolant Temperature Sensor	Behind center of dash.
Height Sensor (Left)	Below left rear wheelwell.
Height Sensor (Right)	Below right rear wheelwell.
In-Car Temperature Sensor	Under right side of dash.
Inlet Air Temperature Sensor	On right side of engine.
Knock Sensor (Left)	At lower left side of engine, near engine mount.
Knock Sensor (Right)	At lower right side of engine, near starter.
Mass Airflow Sensor	Between air cleaner housing & throttle body, on intake air duct.
Sunlight Sensor	Top center of dash.
Throttle Position Sensor	On throttle body.
Transmission Neutral Sensor	On right side of transfer box.
Ultrasonic Sensor	Behind right rear trim panel.
Volumetric Sensor	Behind ultrasonic sensor.
Water Filter Sensor	Below right rear wheelwell.

Land Rover Discovery SD 1999 - SOLENOID & SOLENOID VALVES

Land Rover Discovery SD 1999 SOLENOID & SOLENOID VALVES

Component	Component Location
ABS Modulator	At left rear of engine compartment.
Active Cornering Enhancement (ACE) Block Valve	Behind right sill.
EVAP Canister Vent	At right rear of engine compartment.
Fuel Flap Release Solenoid	Behind right rear trim panel.
Gearbox Solenoid	At lower left rear of engine.
Idle Air Control Valve	On left rear of engine compartment.
Key Interlock Solenoid	Underside of steering column.
Purge Control Valve	On right front of engine.
Shift Interlock Solenoid	Behind center console.
Transfer Gearbox Solenoid	On top right side of transfer box.

Land Rover Discovery SD 1999 - SWITCHES

Land Rover Discovery SD 1999 SWITCHES

Component	Component Location
A/C Dual Pressure Switch	On receiver-drier.
A/C Oil Temperature Switch	Behind grille assembly.
Brake Fluid Level Switch	At left rear of engine compartment, on top of brake fluid reservoir.
Clutch Pedal Position Switch	On clutch pedal support.
Driver's Seat Belt Switch	In driver's seat belt buckle assembly.
Handbrake Switch	Under center console.
High-Low Transmission Switch	On rear of transfer box.
Inertia Fuel Shutoff Switch	On left side of firewall.
Oil Pressure Switch	At lower right side of engine, near oil filter.
Reverse Switch (M/T)	On left side of transmission.
Stoplight Switch	On brake pedal support.
Transmission Oil Temperature Switch	On left side of transfer box.

Land Rover Discovery SD 1999 - MISCELLANEOUS

Land Rover Discovery SD 1999 MISCELLANEOUS

Component	Component Location
Aerial Amplifier	Behind left rear trim panel.
Front Blower Resistor Unit	Behind right side of dash, right of heater evaporator unit.
ICE Power Amplifier	Under left seat.
Ignition Coils (Left)	At top left rear of engine.
Ignition Coils (Right)	At top right rear of engine.
In-Line Resistor	Behind left headlight.
Left Antenna Amplifier	At left rear of roof, behind trim panel.
OBD-II Data Link Connector (DLC)	Behind left side of dash, right of steering column.
Passive Coil	On right side of steering column.
Power Transistor	Under right side of dash.
Pretensioner (Left)	Under left front seat.
Pretensioner (Right)	Under right front seat.
Radio Frequency Receiver	Behind center of headliner.
Radio Headphone Amplifier (Left)	Behind left rear trim panel.
Radio Headphone Amplifier (Right)	Behind right rear trim panel.
Resistor Pack	Under left side of dash.
Right Antenna Amplifier	At right rear of roof, behind trim panel.
Subwoofer Amplifier	In left side of tailgate, on subwoofer.
Trailer Pickup	Behind taillight.

Land Rover Discovery SD 1999 - CONNECTORS

Land Rover Discovery SD 1999 CONNECTORS

Component	Component Location
C0015 (Natural, 2 Pin)	Behind right kick panel.
C0020 (Natural, 4 Pin)	Behind right rear trim panel.
C0047 (Black, 40 Pin)	Left side of steering column.
C0067 (Green, 40 Pin)	Left side of steering column.
C0083 (Light Gray, 6 Pin)	Left side of steering column.
C0101 (Brown, 14 Pin)	Behind left kick panel.
C0102 (Light Gray, 16 Pin)	Behind left kick panel.
C0162 (Gray, 8 Pin)	Right side of engine compartment.
C0171 (Black, 8 Pin)	Right front side of engine.
C0203 (Gray, 14 Pin)	Right rear of engine compartment.
C0223 (Black, 40 Pin)	Left side of steering column.
C0229 (Green, 40 Pin)	Left side of steering column.
C0231 (Light Gray, 6 Pin)	Left side of steering column.
C0248 (White, 7 Pin)	Under right front seat.
C0253 (Brown, 5 Pin)	Under right seat.
C0255 (Brown, 5 Pin)	Under left seat.
C0376 (Black, 2 Pin)	Under engine compartment fuse box.
C0377 (Orange, 14 Pin)	Under engine compartment fuse box.
C0378 (Gray, 14 Pin)	Under engine compartment fuse box.
C0390 (Black, 14 Pin)	Under engine compartment fuse box.
C0391 (Orange, 14 Pin)	Under engine compartment fuse box.
C0392 (Gray, 14 Pin)	Under engine compartment fuse box.
C0431 (Natural, 2 Pin)	Behind right kick panel.
C0435 (White, 2 Pin)	Left "B" pillar.
C0436 (White, 2 Pin)	Right "B" pillar.
C0448 (Gray, 8 Pin)	Right side of engine compartment.
C0449 (Gray, 14 Pin)	Right rear of engine compartment.
C0454 (Brown, 3 Pin)	Behind right kick panel.
C0457 (Brown, 3 Pin)	Behind right kick panel.
C0459 (Light Gray, 8 Pin)	Behind left kick panel.
C0460 (Light Gray, 12 Pin)	Behind left kick panel.
C0463 (Light Gray, 8 Pin)	Behind right kick panel.
C0464 (Light Gray, 12 Pin)	Behind right kick panel.
C0480 (Brown, 7 Pin)	Behind left kick panel.
C0481 (Light Gray, 12 Pin)	Behind left kick panel.
C0483 (Brown, 14 Pin)	Behind left kick panel.
C0484 (Light Gray, 16 Pin)	Behind left kick panel.
C0485 (Brown, 7 Pin)	Behind left kick panel.
C0486 (Light Gray, 12 Pin)	Behind left kick panel.
C0521 (Black, 8 Pin)	Top right side of engine.
C0649 (Black, 3 Pin)	Left "B" pillar.
C0650 (Black, 3 Pin)	Right "B" pillar.
C0651 (White, 6 Pin)	Left "B" pillar.
C0668 (White, 10 Pin)	Under center console.
C0677 (White, 6 Pin)	Under center console.
C0678 (Black, 10 Pin)	Under center console.
C0681 (White, 10 Pin)	Under center console.
C0728 (Black, 10 Pin)	Under center console.
C0729 (White, 6 Pin)	Under center console.
C0733 (Light Gray, 12 Pin)	Behind right kick panel.
C0744 (Light Gray, 8 Pin)	Behind right kick panel.
C0751 (Brown, 5 Pin)	Under right front seat.
C0754 (Light Gray, 12 Pin)	Under right front seat.
C0756 (Light Gray, 12 Pin)	Under right front seat.
C0766 (Natural, 8 Pin)	Under left side of dash.
C0768 (Light Gray, 14 Pin)	Behind glove box.
C0777 (White, 6 Pin)	Right "B" pillar.
C0797 (Natural, 8 Pin)	Behind glove box.
C0799 (Natural, 13 Pin)	Behind glove box.
C0803 (White, 2 Pin)	Left "B" pillar.
C0804 (Black, 3 Pin)	Left "B" pillar.
C0805 (White, 6 Pin)	Left "B" pillar.
C0838 (Light Gray, 12 Pin)	Under left seat.
C0856 (White, 8 Pin)	Behind left rear trim panel.
C0905 (Natural, 4 Pin)	Behind right rear trim panel.
C0971 (White, 7 Pin)	Under right front seat.

Land Rover Discovery SD 1999 - GROUNDS

Land Rover Discovery SD 1999 GROUNDS

Component	Component Location
C0017	Behind left kick panel. See Fig. 1 .
C0018	Behind right kick panel. See Fig. 1 .
C0360	Behind center of dash.
C0552	Under center console. See Fig. 1 .
C0557	Right side of engine compartment.
C0558	Right side of engine compartment. See Fig. 1 .
C0559	Right side of engine compartment. See Fig. 1 .
C0560	Right rear of engine compartment.
C0561	Lower left front of engine compartment. See Fig. 1 .
C0562	Lower left front of engine compartment. See Fig. 1 .
C0563	Lower left front of engine compartment. See Fig. 1 .
C0564	Lower left front of engine compartment.
C0706	Behind right rear trim panel. See Fig. 1 .
C0707	Behind left rear trim panel. See Fig. 1 .
C0708	Under center console. See Fig. 1 .
C0709	Behind left rear trim panel.
C0786	Behind left rear trim panel. See Fig. 1 .
C0807	Right rear of engine compartment.
C0808	Behind right rear trim panel. See Fig. 1 .
C0809	Behind left rear trim panel. See Fig. 1 .
C0810	Right rear of engine compartment.
C0811	Right rear of engine compartment.
C1259	Behind center of headliner.

Land Rover Discovery SD 1999 - COMPONENT LOCATION GRAPHICS

NOTE:

Fig.res may show multiple component locations. - appropriate table for proper figure references.

Fig. 1: Land Rover Discovery SD 1999 - Component Locations - Vehicle Overview