05.04.2021
Table of Contents
- In the passenger compartment
- Fuse box
- Additional relays
- In the engine compartment
- Protection and switching box
- Blocks near the battery
Renault Megane 3 generations were produced in 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 and 2016. During these 9 years, the car has been restyled 2 times. The most common body options are a station wagon and a 5-door hatchback, although there are also coupes and sedans on the market (under a separate brand of Fluence).
We will describe the purpose of the relays and fuses in Megane 3, show where the blocks and their circuits are.
In the passenger compartment
Fuse box
Located in the dashboard, on the left.
| Diagram | |
|---|---|
| № | Amps / Description |
| F1 | Empty |
| F2 | Empty |
| F3 | 10A cigarette lighter fuse |
| F4 | 10A rear power outlet |
| F5 | 10A socket in the luggage compartment |
| F6 | 10A audio system |
| F7 | 5A electric heated exterior mirrors |
| F8 | 10A windshield washer, door open indicator |
| F9 | 30A automatic parking brake |
| F10 | 10A dashboard shield |
| F11 | 25A power seat, steering column switches |
| F12 | 20A electric heated passenger seat |
| F13 | Empty |
| F14 | 25A electric window regulator for the front passenger door |
| F15 | 5A brake light switch, brake pedal position sensor, ABS / ESP control unit |
| F16 | 25A electric window regulator of the right rear door |
| F17 | 25A electric window regulator of the left rear door |
| F18 | 10A glove compartment lamp, left luggage compartment lamp, door lamps, sun visor mirror lamps, rain sensor |
| F19 | 10A clock, outside temperature indicator, seat belt warning indicator, audio system connector |
| F20 | 5A air conditioning control unit |
| F21 | 3A mirror lamps in sun visors |
| F22 | 3A interior lampshades, rain and light sensor |
| F23 | 20A trailer connector |
| F24 | 15A UCH |
| F25 | 3A interior rearview mirror |
| F26 | 10A navigation system, CD changer, audio system |
| F27 | 20A audio system, parking brake control unit |
| F28 | Empty |
| F29 | Empty |
| F30 | 15A UCH, direction indicators |
| F31 | 10A UCH |
| F32 | 30A electric window regulator driver's door |
| F33 | 25A UCH, central locking |
| F34 | 30A ECU multiplex network passenger door |
| F35 | 15A clock, outdoor temperature gauge, phone display |
| F36 | 15A diagnostic socket, horn relay, alarm control unit, siren |
| F37 | 10A brake signals, electrical control unit |
| F38 | 30A automatic parking brake |
| F39 | 30A convertible roof ECU |
| F40 | 40A electric fan for air conditioning |
| F41 | 25A electric sunroof |
| F42 | 40A rear window heating |
| RA | 70А - power relay (+ battery) with delayed shutdown (without power off at startup) |
| RB | 70A - power relay (+ battery) with delayed shutdown (with power off at startup) |
| RC | 40A - Heated rear window relay |
| RD | 20A - horn relay |
Additional relays
A separate "+" relay when the engine is running at 40A can be located under the passenger seat. Thus, a pair of additional heating relays can be located on the central console heater block.
In the engine compartment
Protection and switching box
Is located in the engine junction box (in the engine compartment).
The photo - example.
| Assignment of the fuses in the engine protection and switching box | |
|---|---|
| № | A - Description |
| 1 | 10A - Side light (right headlamp, right tail light, headlights), license plate lights, cigarette lighter lights, power window switch lights, audio system, navigation system control unit, multimedia system keyboards |
| 2 | 10A - Side light (left headlamp, left rear lamp), left lamp on the tailgate |
| 3 | 15A - Headlight washer pump |
| 4 | 20A - Fog lights |
| 5 | 10A - High beam (left block headlamp) |
| 6 | 10A - High beam (right headlamp) |
| 7 | 15A - Diagnostic socket, rear window heating relay, automatic transmission mode selector, electric headlight corrector, gas discharge lamp control unit, auxiliary heater control unit, speed limiter, automatic parking brake, automatic parking control unit, mirror with dimming in the passenger compartment |
| 8 | 30A - to the ABS, ESP control unit |
| 9 | 30A - Front wiper |
| 10 | 10A - Airbag control unit |
| 11 | 20A - Not used |
| 12 | 7,5А - transmission ECU |
| 13 | 25A - Engine management system |
| 14 | 15A - Oxygen concentration sensors - heating |
| 15 | 20A - transmission ECU |
| 16 | 5A - Brake signals, electrical control unit, electric power steering |
| 17 | 10A - Automatic gearbox operating modes sensor, electro-corrector of headlights, reversing light relay |
| 18 | 15A - Electrical equipment control unit |
| 19 | 30A - Starter |
| 20 | Empty |
| 21 | 20A - Fuel pump, ignition coils, LPG ECU |
| 22 | 10A - Electromagnetic clutch of the air conditioner compressor |
| 23 | 5A - ECU injection system |
| 24 | 20A - Low beam (left headlight), electric corrector |
| 25 | 20A - Low beam (right headlight), electrocorrector |
| 26 | Empty |
Block #2 is located in the junction box in the engine compartment under the protection and switching unit.
Assignment:
- A - Empty
- B - Fuel heater relay
- C - Reverse light relay
- D - Empty
- F1 - 80A immersion heater control unit
- F2 - 70A preheating unit
- F3 - Empty
- F4 - 80A immersion heater control unit
- F5 - 60A / 40A fan relay
- F6 - 20A Fuel heater
- F7 - Empty
- F8 - 30A fan relay
- F9 - Empty
Blocks near the battery
Battery disconnect unit (1)
Appointment
- F1 - 190A Starter
- F2 - 50A fuse and relay box in the passenger compartment
- F3 - 80A fuse and relay box (control and switching unit) in the engine compartment 1, fuse and relay box in the passenger compartment
- F4 - 300A / 190A engine compartment fuse and relay box 2 / alternator
- F5 - 80A electric power steering
- F6 - 35A electronic engine control unit (ECU) / fuse and relay box (control and switching unit) in the engine compartment 1
- F7 - 5A fuse and relay box (control and switching unit) in the engine compartment 1
High Power Fuse Block (2)
Photo of the unit on the battery
Fuse-link diagram
Description
- 70A - additional interior heater,
- 80A - fuse and relay box in the passenger compartment,
- 80A - fuse and relay box in the passenger compartment,
- 80A - fuse and relay box (control and switching unit) in the engine compartment 1, fuse and relay box in the passenger compartment,
- 30A - additional heater,
- 50A - ABS ECU with ESP
Related fuse diagrams
|
Renault Megane (IV; 2015 - 2024) |
Renault Megane Scenic (JA; 1996-2003) |
|
Renault Megane (2; 2002-2009) |
Dacia / Renault Sandero I, 2007 - 2015 |
|
Renault Duster (HS; 2016-2020) |
Renault Scenic 3 (JZ; 2009-2016) |
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