Renault Megane IV Wiring Diagrams (KFB) – R9M-409 1.6 DCI 96kW Electrical Schematics | ND4 Transmission

Vehicle Coverage

• Model: Renault Megane IV

• Platform: KFB

• Engine: R9M-409 – 1.6 DCI Diesel

• Power: 96 kW

• Transmission: ND4

• Electrical architecture: TEGNE

Manual Overview

This professional wiring manual provides complete electrical schematics for Renault Megane IV vehicles, enabling technicians and automotive specialists to diagnose electrical faults, trace wiring circuits, and analyze ECU communication across vehicle systems.

The documentation includes engine management wiring, CAN network communication diagrams, fuse and relay board layouts, grounding points, ECU connector pinouts, harness routing diagrams, passenger comfort electronics, safety systems, lighting circuits, and diagnostic interface wiring, organized by subsystem for efficient troubleshooting.

Technical Highlights

• Complete vehicle electrical wiring diagrams

• ECU connector pinouts and component wiring

• CAN Bus communication architecture

• Fuse and relay board layouts

• Power distribution and grounding circuits

• Engine management and diesel system wiring

• Dashboard instrumentation diagrams

• Comfort and multimedia electrical systems

• Lighting and signalling wiring

• Full vehicle harness layout diagrams

Table of Content

Anti-theft

• Anti-theft switch

• Battery current sensor

• Bonnet contact with anti-intrusion alarm

• Card reader and starter

• Door locking

• Fuel filler flap and luggage compartment locking

• Hands-free luggage compartment opening

• Internal aerials for hands-free starting

• Keyless vehicle and hands-free access

• Opening elements warning buzzer

• Steering column lock

• Tailgate locking

• Transponder

Axle assembly

• Anti-lock braking system and directional stability control

• Automatic parking brake

• Handbrake warning light

• Power assisted steering

• Rear drive wheels

CAN Network

• CAN Network communication diagram

Connectors

• Fuel manifold pressure sensor

• Fuel flow actuator

• Injection computer

• Automatic parking brake electrical unit

• Parking aid computer

• Electric power assisted steering system

• Particle filter differential pressure sensor

• Turbo turbine front pressure sensor

• Switching protection unit

• Motorised EGR solenoid valve

• Air intake flap

• Turbocharger control solenoid valve

• Additional heater unit interface

• Downstream air pressure temperature sensor

• Upstream turbocharger pressure sensor

• Swirl flap

• Low pressure EGR solenoid valve flap

• Engine bypass solenoid valve

• Exhaust flap

• Diagnostic socket

• Head-up display

• Multifunction control screen

• Electronic parking brake control and cruise control / speed limiter

• Passenger compartment fuse box and relay

• Air conditioning control unit

• Engine and relay fuse box

• Passenger compartment computer

• Airbag & pretensioner computer

• Injection air flow meter

• Multifunction electric control

Driving assistance

• Cruise control and speed limiter

• Front camera

• Parking distance control

Earth distribution

• Airbag electronic earth

• Bodywork electrical earth

• Dashboard cross member radio earth

• Dashboard left-hand cross member electrical earth

• Engine electrical earth

• Engine front left-hand side member electrical earth

• Front left-hand side member electrical earth

• Radio electrical earth

• Rear left-hand electrical earth

• Rear right-hand electrical earth

• Right-hand dashboard cross member electrical earth

• UCH electrical earth

• Upper bulkhead cross member electrical earth

Electrical distribution

• Charge circuit

• Driver sensor

• Engine fuse and relay board

• Passenger compartment fuse and relay board

• Passenger compartment inter-connection unit

• Power fuse board

• Power supply

• Protection and switching unit motor section

Engine check

• Diesel fuel heater with coolant sensor

• Diesel pre and postheating

• Electronic injection (colored)

• Electronic injection system

• Engine cooling system

• Starting circuit

• Thermoplungers

Fuses and Relays

• Fuse and relay diagrams

Glow Plugs

• Pre-heating diagrams

Harness Layout

• Complete harness routing diagrams

On-board instruments

• Central switch bar

• Diagnostics socket

• Fuel level and fuel pump

• Head-up display

• Instrument panel

• Low brake fluid warning light

• Low washer fluid indicator light

• Multifunction control screen

• Oil level indicator

• Oil pressure indicator

Passenger compartment comfort

• Accessories socket

• Additional passenger compartment heating

• Air conditioning compressor

• Air conditioning coolant pump

• Ambient lighting

• Auto-dimming internal rear-view mirror

• Automatic air conditioning

• Additional wiring modules

• Cigarette lighter

• Communication peripheral speakers

• Courtesy lighting

• Courtesy mirror lighting

• Driver position lighting dimmer

• Electric rear-view mirrors

• Electric sunroof

• Front electric windows

• Front heated seats

• Luggage compartment lighting

• Radio and communication systems

• Rear electric windows

• Steering wheel heating

• Storage compartment lighting

• Driver seat memory

• Telematics

Passenger compartment safety

• Air bag and seat belt pretensioner

Special equipment

• Caravan socket

Transmission check

• Clutch assistance

Visibility and signalling

• Brake light and high-level lights

• Dipped and main beam headlights

• Direction indicators and hazard warning lights

• Front and rear screen washer & wipers

• Front foglights

• Front side lights

• Headlight washers

• Horn

• Headlight height adjustment

• Main beam headlights

• Rear foglights

• Rear side lights

• Rear window de-icing

• Registration plate lighting

• Under steering wheel control