The Land Rover Discovery 4, also known as the LR4 (L319), was manufactured from 2009 to 2016. If you’re looking for fuse box diagrams for this model, you can find them for the years 2009 through 2016. These diagrams show you where the fuse panels are located inside the vehicle and provide details about which fuses control which components. It’s helpful for understanding how the electrical system is organized in the Discovery 4/LR4.
Table of Contents
Cigar lighter (power outlet) fuses in the Land Rover Discovery 4 / LR4 are the fuses #53 (Cigar lighter), #55 (Auxiliary power sockets – centre and rear) and #63 (Auxiliary power socket – front) in the Lower Passenger compartment fuse box.
Engine compartment
| Fuse Number | A | Circuits protected |
|---|---|---|
| 1 | 25 | Fuel pump |
| 2 | 5 10 | 2009-2014: Petrol – EMS (MAF, oil sensor) Diesel – fuel burning heater 2014-2016: Engine management system (petrol only). Fuel burning heater (diesel only). |
| 3 | 5 | Air suspension ECU |
| 4 | 25 | EMS (ECM, fuel pump relay control) |
| 5 | 15 | EMS |
| 6 | 15 | Petrol – EMS (ignition coils) Diesel – EMS (sensors, glow plug relay control) |
| 7 | 10 | 2015-2016: Adaptive Cruise Control (ACC). |
| 8 | 25 | Rear seat heater |
| 9 | – | – |
| 10 | 10 | 2009-2016: Diesel – EMS 2009-2014: Petrol – EMS (throttle motor) |
| 11 | 15 20 | 2009-2014: Petrol – EMS (oxygen sensors) Diesel 3.0L – A/C compressor clutch 2014-2016: Engine management system (petrol only). Diesel Exhaust Fluid (DEF) (diesel only). |
| 12 | 10 | Heated washer jets |
| 13 | 15 | EMS |
| 14 | 15 | Petrol – EMS (oxygen sensors) |
| 15 | 30 5 10 | 2009-2014: Heated front screen 2014-2016: Rear view mirror, Rear view camera, High line camera. 2015-2016: Rear-view mirror. Rear cameras. Adaptive Front lighting System (AFS). Headlamp control module. |
| 16 | 15 5 | 2009-2014: Rear wiper 2014-2016: Blind Spot Monitor (BSM), Wade sensing. |
| 17 | 10 | 2009-2012: Petrol V6 – EMS (EGR, purge valve), E-box fan Diesel 3.0L – EMS (MAF, EGR) |
| 17 | 10 | Engine management system (diesel only). |
| 17 | 20 | 2014-2016: Engine management system (petrol only). |
| 18 | 30 30 5 | 2009-2012: Heated front screen 2012-2014: Headlamp power wash 2014-2016: Engine management system. |
| 19 | – | – |
| 20 | 5 30 | 2009-2014: Alternator 2014-2016: Headlamp power wash. |
| 21 | 5 | Dynamic Stability Control (DSC), Anti-lock Braking System (ABS) |
| 22 | 30 | Rear blower |
| 23 | 25 | Traction control |
| 24 | 25 | Front seat heaters |
| 25 | 15 | Horn |
| 26 | 20 | Air suspension ECU |
| 27 | 5 15 | 2009-2014: Engine Control Module (ECM) 2014-2016: Air conditioning. |
| 28 | 20 | 2009-2012: Petrol V6 – Brake boost pump 2009-2014: Diesel – auxiliary heater 2015-2016: Petrol V8 SC – intercooler water pump |
| 29 | 30 | Front wipers |
| 30 | 10 | Auto transmission ECU |
Passenger compartment
(Upper)
| Fuse Number | Ampere rating [A] | Circuit protected |
|---|---|---|
| 1 | 15 | Touch screen, Front integrated control panel |
| 2 | 10 | Audio amplifier |
| 3 | — | — |
| 4 | 10 | Navigation, Satellite radio |
| 5 | 15 | Audio head unit |
| 6 | 15 | Audio video input/output pane |
| 7 | — | — |
| 8 | — | — |
| 9 | — | — |
| 10 | — | — |
| 11 | — | — |
| 12 | — | — |
| 13 | — | — |
| 14 | — | — |
| 15 | 15 | Front and rear integrated control panel – Heating and ventilation |
| 16 | 20 | Fuel-fired booster heater. |
(Lower)
| Fuse Number | A | Circuits protected |
|---|---|---|
| 1 | 5 | Radio frequency receiver, TPM system |
| 2 | – | – |
| 3 | 10 | Front fog lamps |
| 4 | 5 | 2009-2011: Automatic head lamp high beam 2009-2014: Automatic dimming interior mirror 2014-2016: Not Used |
| 5 | 5 | Dynamic Stability Control (DSC), Anti-lock Braking System (ABS), steering angle sensor |
| 6 | 5 | from 2015: Adaptive Cruise Control (ACC). |
| 7 | – | – |
| 8 | – | – |
| 9 | 5 | Electric Parking Brake (EPB) |
| 10 | 5 | Air suspension ECU |
| 11 | 10 | Trailer reverse lamps |
| 12 | 5 | Reverse lamps |
| 13 | – | – |
| 14 | 5 | 2009-2014: Brake lamps, brake switch 2014-2016: Brake pedal switch. |
| 15 | 30 | Heated rear window |
| 16 | 10 | Cubby box cooler |
| 17 | 5 | Keyless entry/start, central door locking |
| 18 | 15 | 2009-2014: Not Used 2014-2016: Rear wiper. |
| 19 | 5 | Engine Control Module (ECM) |
| 20 | 10 | Heated steering wheel |
| 21 | 10 | 2009-2014: Centre console switches (transfer box, HDC, DSC), headlamp levelling, rear climate control, smog sensor. 2014-2016: Centre console switches, Rear climate control. |
| 22 | 5 | Automatic transmission, transfer box, rear differential |
| 23 | 5 | 2009-2014: Headlamp levelling 2014-2016: Not Used |
| 24 | 10 | Right-hand side lamps & tail lamps |
| 25 | 10 | Left-hand side lamps & tail lamps |
| 26 | – | – |
| 27 | 10 | Trailer side lamps |
| 28 | – | – |
| 29 | – | – |
| 30 | 25 | Front passenger window, central door locking |
| 31 | 5 | 2009-2014: Rain sensor, rear view camera 2014-2016: Rain sensor, Auxiliary lamp switch. |
| 32 | 25 | Driver’s window, exterior mirrors, central door locking |
| 33 | – | – |
| 34 | 10 | Electric fuel flap actuator |
| 35 | – | – |
| 36 | 5 | Battery back-up sounder |
| 37 | 20 | Keyless entry, central door locking |
| 38 | 15 | Front screen washer |
| 39 | 25 | Rear left-hand window, central door locking |
| 40 | 5 | Seat memory, clock, driver’s door switchpack (exterior mirrors, windows) |
| 41 | 2009-2012: Not Used 2012-2014: Power amplifier 2014-2016: Gateway module. | |
| 42 | 30 | Driver’s electric seat |
| 43 | 15 | Rear screen washer |
| 44 | 25 | Rear right-hand window, central door locking |
| 45 | 30 | Passenger electric seat |
| 46 | – | – |
| 47 | 20 | Sunroof |
| 48 | 30 | 2009-2014: Trailer connector (battery feed) |
| 48 | 15 | 2014-2016: Trailer connector (battery feed) |
| 49 | 5 | Adaptive front lighting (right-hand unit) |
| 50 | 5 | Adaptive front lighting (left-hand unit) |
| 51 | 5 | Steering wheel switches |
| 52 | – | – |
| 53 | 20 | Cigar lighter |
| 54 | 15 | Trailer connector (ignition feed) |
| 55 | 20 | Auxiliary power socket – centre and rear |
| 56 | 10 | Airbag SRS |
| 57 | 10 | Interior lamps |
| 58 | – | – |
| 59 | – | – |
| 60 | – | – |
| 61 | 10 | Instrument pack, message centre |
| 62 | 10 | Climate control ECU |
| 63 | 20 | Auxiliary power socket – front |
| 64 | 15 | 2009-2014: Audio unit, DVD player |
| 64 | 5 | 2014-2016: Engine Control Module (ECM). |
| 65 | 5 | 2009-2014: Surround camera system 2014-2016: Not Used |
| 66 | 5 | Diagnostic socket |
| 67 | 15 | 2009-2014: Rear seat entertainment module 2014-2016: Not Used |
| 68 | 10 | 2009-2014: Touch screen display, multi-media module, radio, telephone 2014-2016: Not Used |
| 69 | – | – |
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Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.
