Renault Laguna 2 fuse and relay boxes
Content
The second generation Renault Laguna was produced in 2001, 2002, 2003, 2004, 2005, 2006 and 2007. During this time, the car has undergone a facelift: the grille has changed slightly, and handling and safety have also been improved. In this article you will find information on the location of all electronic control units, as well as a description of the fuse and relay blocks for the second generation Renault Laguna car with diagrams and photos.
Location of all electronic control units
scheme
designation
- ABS computer and dynamic stabilization systems
- fuel injection computer
- Accumulator battery
- Computer with automatic transmission
- CD changer
- Reno card reader
- Central switching unit
- Air conditioning computer
- Radio and navigation equipment
- Central display
- Power window control unit
- Voice synthesizer computer
- Side impact sensor
- airbag computer
- Dashboard
- steering lock computer
- Cabin central unit
- Corrector of a control lamp of discharge of the rechargeable battery
- Computer with driver's seat memory
- Parking assistance computer
Renault lagoon 2 under the hood
The main unit in the engine compartment is located next to the battery.
scheme
transcribed
Circuit breakers
а | (7.5A) Automatic transmission |
two | — |
3 | (30A) Engine management |
4 | (5A / 15A) Automatic transmission |
5 | (30A) Brake booster vacuum pump relay (F4Rt) |
6 | (10A) Engine management |
7 | — |
8 | — |
9 | (20A) Air conditioning system |
10 | (20A/30A) Anti-Lock Braking System/Stability Program |
11 | (20A/30A) Horn(s) |
12 | — |
thirteen | (70A) Coolant heaters - if equipped |
14 | (70A) Coolant heaters - if equipped |
fifteen | (60A) Cooling fan motor control |
sixteen | (40A) Headlight washer, rear window defroster, multifunction control unit |
17 | (40A) Anti-lock braking system / stabilization program |
18 | (70A) Combination switch, daytime running light system, multifunction control unit |
night | (70A) Heating/air conditioning, multifunction control box |
twenty | (60A) Battery Current Monitor Relay (Some Models), Combination Switch (Some Models), Daytime Running Lights, Multifunction Control Box |
twenty-one | (60A) Power seats, multifunction control box, fuse/relay box, center console, sunroof |
22 | (80A) Heated windshield (some models) |
23 | (60A) Wiper, electric parking brake |
Relay option 1
- Coolant heater relay
- Cooling fan motor relay (without A / C)
- Not used
- Not used
- Brake servo vacuum pump relay
- Fuel pump relay
- Diesel heating system relay
- Fuel Lock Relay
- A/C fan low speed relay
- A/C fan relay
- Thermal plunger relay 2
Relay option 2
- Not used
- A/C fan low speed relay
- Not used
- Not used
- Not used
- Fuel pump relay
- Heater Relay (Fuel Gas Ventilation System)
- Fuel pump relay
- A/C fan low speed relay
- A/C blower relay
- Not used
The entire electrical circuit is protected by the main fuse located on the positive battery cable.
Fuses and relays in the passenger compartment
Block 1 (main)
It is located on the left side at the end of the board. If you don't know how to get to it, watch the video example.
Block photo
On the back of the protective cover there will be a diagram of the current location of the fuses and spare fuses (if preserved, of course).
scheme
Description
F1 | (20A) High beam headlights |
F2 | (10A) Parking brake switch, ignition reader, multifunction control box, start switch |
F3 | (10A) Headlight range control unit, headlight range control unit (xenon headlights), windshield washer jet heaters, instrument cluster, speech synthesizer |
F4 | (20A) Anti-theft system, automatic transmission (AT), central locking, heating / air conditioning system, rain sensor, passenger compartment air temperature sensor fan, interior rearview mirror, parking system, reversing lights, ignition switch lamp, wiper motor |
F5 | (15A) Interior lighting |
F6 | (20A) Air conditioning system, automatic transmission (AT), door lock system, cruise control system, diagnostic connector (DLC), power outside mirrors, power windows, light switches, brake lights, washer / wiper |
F7 | (15A) Headlight range control unit (xenon headlights), headlight range control, instrument cluster, left headlight - low beam |
F8 | (7.5A) Right front position |
F9 | (15A) Direction indicators / hazard warning lights |
F10 | (10A) Audio system, power seats, power windows, instrument cluster, navigation system, telematics |
F11 | (30A) Air conditioning system, fog lamps, instrument cluster, speech synthesizer |
F12 | (5A) SRS system |
F13 | (5A) Anti-lock braking system (ABS) |
F14 | (15A) Buzzer (s) |
F15 | (30A) Control unit for power driver's door, power outside mirrors, power windows |
F16 | (30A) Passenger door power control module, power windows |
F17 | (10A) Rear fog lights |
F18 | (10A) Exterior mirror heater |
F19 | (15A) Right headlight - low beam |
F20 | (7.5A) Audio CD Changer, Dashboard Air Vent Light, Glove Box Light, Instrument Cluster Light Rheostat, Interior Light, Left Front Position, License Plate Light, Navigation System, Switch Light |
F21 | (30A) Rear wiper, high beam |
F22 | (30A) Central locking |
F23 | (15A) Additional power connectors |
F24 | (15A) Accessory socket (rear), cigarette lighter |
F25 | (10A) Electric steering column lock, heated rear window, front seats, deactivation of the electric rear window |
F26 | — |
Fuse number 24 at 15A is responsible for the cigarette lighter.
Relay circuit
Goal
- R2 Heated rear window
- R7 Front fog lamps
- R9 wiper blades
- R10 wiper blades
- R11 Rear wiper / reversing lights
- Door lock R12
- R13 Door lock
- R17 Rear wiper
- R18 Temporary activation of interior lighting
- R19 Additional electrical equipment
- R21 Engine start blocking
- R22 "Plus" after ignition feed
- R23 Accessories / additional audio system / power windows, rear doors
- SH1 Shunt for rear power windows
- SH2 Front power window
- SH3 Low beam bypass
- SH4 Parking light circuit shunt
Block 2 (optional)
This unit is located on the control panel on the passenger side behind the glove box. The hotel part can be located in the fuse and relay box.
scheme
designation
17 | Power window relay |
3 | Power seat relay |
4 | Daytime running light relay |
5 | Daytime running light relay |
6 | Headlight washer pump relay |
7 | Stop lamp relay |
F26 | (30A) trailer electrical connector |
F27 | (30A) Luke |
F28 | (30A) Rear left power window |
F29 | (30A) Rear right power window |
F30 | (5A) Steering wheel position sensor |
F31 | Not used |
F32 | Not used |
F33 | — |
F34 | (20A) Driver and passenger seat heating fuse |
F35 | (20A) Front seat heating |
F36 | (20A) Power seat - driver's side |
F37 | (20A) Power passenger seat |
block 3
Another fuse is located under the ashtray in the center console.
This fuse protects the power supply circuit of: diagnostic connector, car radio, air conditioning ECU, seat position memory ECU, combined display (clock/outside temperature/car radio), navigation ECU, tire pressure monitor, central communication unit, connection circuit with security system alarms.