The model was first presented to the public at the Frankfurt Motor Show in September, and went on sale in October 2007. This is the second generation of cars built on the Nissan D platform, which is also used in the Nissan Altima. In this article, we will take a detailed look at the fuse and relay layout in the Renault Laguna (third generation; internal designation X91; body brands BT, KT, DT). Years of manufacture: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015.
Here you will find the location, descriptions and photos of the fuse blocks. “Cigarette lighter” and “Fuel pump” are in bold.
All electrical appliances
General structure of the car’s electrical system.
No. | Component
1. | ABS control module
2. | Climate control module – behind glove box
3. | Climate control/heater fan motor control module
4. | Battery
5. | CAN data bus, gateway control unit
6. | Diagnostic connector (DLC)
7. | Driver’s door power control module
8. | Passenger’s door power control module
9. | Electric parking brake control module – underbody
10. | Engine control module
11. | Engine coolant preheating control module
12. | All-wheel drive control module – underbody
13. | Fuse block, engine compartment 1
14. | Fuse block, engine compartment 2
15. | Engine compartment fuse block 3 – High-current fuses in the engine compartment fuse block – Circuits: Generator, Engine compartment fuse/relay block 1, Engine compartment fuse/relay block 2, Instrument panel fuse/relay block 1, Multifunction control unit 2, Power steering pump, Starter.
16. | Passenger compartment fuse block 1
17. | Interior fuse block 2 – with auxiliary heater.
18. | Xenon headlight control unit.
19. | Glow plug relay
20. | Horn 1
21. | Horn 2
22. | Multifunctional control unit No. 1 – Functions: Central locking, hazard warning light, heated rear window, horn, immobilizer, turn signals, interior lighting, keyless entry and engine start, fog lights, rear window wiper and washer, steering column lock, brake lights, rear door unlocking, windshield washer
23. | Multifunctional control unit No. 2 – combined with fuse and relay block No. 1 in the engine compartment – functions: air conditioning, cooling fan motor, engine oil level sensor, fog lights, fuel pump, headlights, headlight washers, reversing lights, front position lights, taillights, windshield wipers
24. | Navigation control module
25. | Parking control module – behind the right rear panel
26. | Power steering control module
27. | Seat adjustment control module
28. | Seat heating control module 1 – under seat
29. | Seat heating control module 2 – under seat
30. | Seat heating module – under seat
31. | SRS electronic unit
32. | Transmission electronic control module
In the interior
The fuse box is located at the bottom of the dashboard behind a plastic cover.
The photo is an example.
Location plan
No. | Description | Ampere
F1. | Empty
F2. | Empty
F3. | Empty
F4. | Empty
F5. | Interior lights | 5A
F6. | Rearview mirror inside the interior | 5A
F7. | Empty
F8. | Empty
F9. | Empty
F10. | Empty F11. |
Empty
F12. | Rear window heating | 40A
F13. | Empty
F14. | Empty
F15. | Empty F16
. | Empty
F17. | Empty
F18. | Central electronic switchboard of the interior | 20A
F19. | Central electronic switchboard of the interior | 20A
F20. | Central electronic switchboard of the interior | 10A
F21. | Alarm ECU, display | 15A
F22. | Central electronic switchboard for the passenger compartment | 15A
F23. | Passenger electric door control unit | 30A
F24. | Driver electric door control unit | 30A
F25. | Seat heating | 25A
F26. | Central electronic control unit for the passenger compartment | 15A
F27. | Empty
F28. | Sunroof | 30A
F29. | Parking brake | 25A
F30. | Trailer electrical connection | 20A
F31. | Central electronic control unit for the passenger compartment | 10A
F32. | Empty
F33. | Audio system | 25A
F34. | Empty F35. | Empty
F36
. | Audio system, display | 20A
F37. | Instrument panel | 10A
F38. | Empty
F39. | Empty
F40. | Brake light switch, ABS and ESP ECU | 5A
F41. | Empty
F42. | Electric seat drive | 25A
F43. | Electric seat drive | 25A
F44. | Power connection for accessories in the luggage compartment | 15A F45.
| Empty
F46. | Empty
F47. | Empty
F48. | Power connection for additional equipment, 2nd row of seats | 10A
F49. | Air conditioning control unit | 5A
F50. | Electric windows | 30A
F51. | Interior lighting | 5A
F52. | Audio system, central locking, alarm system | 5A
F53. | Empty F54
. | Renault Laguna 3 cigarette lighter fuse | 10A
F55. | Interior air temperature sensor fan | 5A
F56. | Left windshield washer heater | 15A
F57. | Empty
F58. | Climate control unit | 40A
No. | Relay assignment
R1. | F39, F40, F41, F42, F43, F44, F49, F50, F51, F52 Time delay relay for fuse
R2. | Rear window heater relay
R3. | Horn relay
R4. | Empty
R5. | Empty
R6. | Empty R7.
| Empty
R8. | Empty
R9. | Time delay fuse relay F45, F46, F47, F48, F53, F54, F55, F56, F57, F58
R10. | Empty
In the engine compartment
On the right side under the hood there are three distribution blocks.
Fuse block No. 1
General appearance.
Location plan
No. | Description | Ampere
D1. | Spare diode
D2. | Spare diode
D3. | Fan diode | 40A
D4. | Spare diode
FM1. | Cooling fan fuse, protection and switching unit | 60A
FM2. | Spare
FM3
. | Spare FM4. | Spare
FM5. | Preheater unit | 70A
FM6. | Coolant heater interface unit | 70A
FM7. | Coolant heater interface unit | 70A
FM8. | Injection system ECU fuse, fuel heater relay, fan relay in series and parallel connection | 20A
FM9. | Spare
FM10. | Spare
FM11. | Spare
FM12. |
Spare FM13. | Spare
FH1. | Passenger compartment fuse block | 80A
FH2. | Interior fuse box – protection and switching unit | 80A
FH3. | ABS and stability control ECU | 40A
FH4. | Interior fuse box | 80A
FH5 | Climate control unit | 60A
FH6 | All-wheel drive control unit | 60A
FH7 | Climate control unit | 30A
FH8 | Spare
Fuse block No. 2
General appearance.
Location plan
No. | Description | Ampere
F1. | Right headlight fuse, headlight range adjuster | 10A
F2. | Left headlight fuse, rear door window switch | 10A
F3. | Headlight washer | 15A
F4. | Fog light | 20A
F5. | Left headlight | 10A
F6. | Right headlight | 10A
F7. | Diagnostic connector, passenger compartment fuse and relay box, gear indicator | 15A
F8. | ABS/ESP system | 30A
F9. | Windshield wiper | 30A
F10. | Airbag/seatbelt ECU, steering wheel paddle shifters | 10A
F11. | Empty
F12. | Electronic transmission control unit | 7.5A
F13. | Empty
F14. | Rear and front oxygen sensors, diesel engine sensor | 15A
F15. | Transmission control unit fuse | 20A
F16. | Brake light switch, fuel heater relay | 5A
F17. | Reverse light relay, manual transmission position sensor | 10A
F18. | Central electronic switch unit in the cabin | 15A
F19. | Starter | 25A
F20. | Empty F21. |
Empty
F22. | Air conditioning unit | 10A
F23. | Fuel injection control unit | 5A
F24. | Left headlight | 15A
F25. | Right headlight | 15A
Fuse block No. 3
To turn off the battery.
General appearance.
No. | Description | Amps
F1. | Empty
F2. | Empty
F3. | Fuse “+” circuit to battery via fuse to fuse box fuses and relays in passenger compartment, protection and switchgear | 80
F4. | Alternator fuse, fuse box and relays in engine compartment | 300A
F5. | Empty
F6. | Fuse “+” circuit to battery via fuse to injectors > fuel pump via protection and switching unit , injection system ECU, coolant pump bearing | 35A
F7. | Protection and switching unit fuse | 5A
Fuse block No. 4
Located on the positive terminal of the battery. Consists of high-current fuses.
F1. | Starter current rating
F2. | Battery disconnect | 250A
F3. | Passenger compartment fuse and relay box | 60A