2004-2009 Land Rover Discovery 3 / LR3 (L319) fuse box diagram

This article covers the Land Rover Discovery 3 (LR3), made from 2004 to 2009. You’ll find fuse box diagrams for each year, details on where the fuse panels are located in the car, and information about the assignment of each fuse and relay.

Cigar lighter (power outlet) fuses in the Land Rover Discovery 3 / LR3 are the fuses #19 (2nd row seats Auxiliary power socket), #34 (Front seats Auxiliary power socket), #47 (3rd row seats Auxiliary power socket) and #55 (Cigar lighter) in the Instrument panel fuse box.

Engine Compartment Fuse Box

№	Circuits protected	A
1	Fuel pump	25
2	–	–
3	Air suspension ECU	5
4	Diesel – diesel EMS (ECU & fuel pump relay control)	25
5	Petrol – petrol EMS (purge valve, EGR, inlet manifold tune valve), E-Box fan	10
6	Petrol EMS (ignition coils)	15
6	from 2007:  Diesel EMS (Sensors and glow plug relay control)	15
7	Front seat heater	25
8	Rear seat heater	25
9	up to 2005:  Active roll control	15
10	Petrol – petrol EMS (throttle motor, MAF), cool fan	15
10	Diesel – cooling fan	15
11	Petrol – petrol EMS (rear oxygen sensors)	15
12	Heated washer jets	10
13	Petrol – petrol EMS (ECU, VVTs and fuel pump relay control)	10
13	Diesel EMS (PCV, VCV)	10
14	Petrol – petrol EMS (front oxygen sensors)	20
15	Heated front screen	30
16	Heated door mirrors	10
17	Petrol – petrol EMS (injectors)	15
17	Diesel EMS (MAF, EGR), E-Box fan	15
18	Heated front screen	30
19	–	–
20	Alternator	5
21	–	–
22	Rear blower	30
23	Dynamic Stability Control system	25
24	Petrol – brake boost pump	20
25	Lighting switch	10
26	Air suspension ECU	20
27	Engine Control Module (ECM)	5
28	Diesel – auxiliary heater	20
29	Front wipers	30
30	Auto transmission ECU	10

Tow Hitch Fuse Box

№	Circuits protected	A
1	Brake lamp	7.5
2	Ignition feed	15
3	Battery feed	15
4	Rear fog lamps	7.5
5	Right-hand tail lamp	5
6	Number plate and left-hand tail lamp	5

Instrument Panel Fuse Box

№	Circuits protected	A
1	Interior lamps – glovebox lamp, vanity mirror lamp, map lamps, switchable roof lamps. Electric seats (non memory).	10
2	Right-hand side lamps	10
3	up to 2005:  Theatre lamps	10
4	Left-hand side lamps	10
5	Reverse lamps	10
6	Trailer reverse lamp	10
7	Driver’s window	25
8	Trailer pick-up (battery feed)	30
9	up to 2006:  SRS from 2007: Airbags	5
10	–	–
11	Washer pump	15/10
12	Horn	15
13	Heated rear window	25
14	Trailer side lamp	10
15	Brake lamps, Brake switch	15
16	Powerfold mirror	10
17	Rear right-hand window	20
18	Rain sensor, ambient light sensor (auto lamps)	5
19	Auxiliary power socket – 2nd row seats	15
20	Sunroof	15
21	Passenger window	25
22	Trailer pick-up (ignition feed)	10
23	–	–
24	Transfer box – centre differential, Terrain Response	5
25	Engine Control Module (ECM)	5
26	Battery back-up sounder	5
27	Adaptive front lighting / Headlamp levelling	10
28	Fuse box engine compartment – ignition	5
29	Passenger electric sea	30
30	–	–
31	Rear left-hand window	20
32	Rear fog lamps	15
33	Mirror adjust, Automatic transmission selector, passenger electric seat (up to 2005).	5
34	Auxiliary power socket – front seats	15
35	Air suspension ECU	5
36	Park Distance Control, Tyre pressure monitoring system	5
37	Dynamic Stability Control	5
38	Front fog lamps	15
39	Instrument pack	5
40	Key-in sense	5
41	Electric Parking Brake (EPB)	5
42	Audio amplifier	30
43	Radio frequency receiver, Tyre Pressure Monitoring system	10
44	Automatic transmission selector	5
45	–	–
46	Drivers electric seat	30
47	Auxiliary power socket – 3rd row seats	15
48	Rear wiper	15
49	Central door locking	30
50	Electric fuel flap actuator	10
51	Climate control ECU	10
52	Telephone, traffic message centre	5
53	Multi-media module, audio unit, DVD player	15
54	Electric seat – memory, lumbar pump	5
55	Cigar lighter	15
56	Adaptive front lighting (left-hand unit)	10
57	Rear seat entertainment module	10
58	Telephone, touch screen display, multi-media module, TV tuner	10
59	Cubby box cooler	10
60	Engine control module (ECM)	5
61	Adaptive front lighting (right-hand unit)	10
62	Low beam, auto lamps	5
63	Diagnostic socket	10
64	Automatic transmission ECU	5
65	–	–
66	HDC switch, Brake switch, Steering angle sensor, DSC switch	5
67	Auto lamps	5
68	Instrument pack	5
69	Automatic dimming interior mirrors Electrochromatic mirror, Homelink (up to 2005).	5

Satellite Fuse Box

№	Circuits protected	A
1	Intercom	5
2	Siren	20
3	Covert lamps	5
4	Beacon	10
5	Battery status monitor	3
6	Additional equipment	30

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