Multimeter, Renault CLIP diagnostic interface, 120-ohm terminating resistors (for CAN testing), and a pinout probe set. This article is for informational and educational purposes. Modifying vehicle wiring may affect safety systems or warranty. Proceed at your own risk.
Always obtain the exact wiring diagram for your vehicle’s year and trim (e.g., Megane III Phase 1 vs Phase 2 have different pin assignments). Use a multimeter before cutting wires, and when in doubt, consult Renault’s Visu or Sedre software for official schematics. renault carminat tomtom wiring diagram
| Pin | Wire Color (Typical) | Signal | Description | |-----|----------------------|--------|--------------| | 1 | Yellow | Battery +12V (permanent) | Display memory, TomTom cradle power | | 2 | Black | Ground | Chassis ground | | 3 | Orange | Ignition +12V (switched) | Turns display on/off with ignition | | 4 | Green | CAN Low (Comfort) | Steering wheel controls, vehicle speed | | 5 | White | CAN High (Comfort) | – | | 6 | Grey | Audio Left + | Aux audio from TomTom to head unit | | 7 | Grey/Brown | Audio Left - | – | | 8 | Blue | Reverse Gear Signal (+12V when reverse engaged) | Activates rear camera input (if equipped) | | 9 | Brown/Orange | Parking Brake Signal | Video input lockout (some markets) | | 10 | Purple | CAN Low (Infotainment) | Communication with radio unit | | 11 | Violet/Red | CAN High (Infotainment) | – | | 12 | Green/White | Microphone + | For hands-free (Bluetooth TomTom) | | 13 | Green/Brown | Microphone - | – | | 14 | Red | Audio Right + | Aux audio from TomTom | | 15 | Red/Brown | Audio Right - | – | | 16 | Shield | Drain wire | Ground for audio shielding | Pins 4-5 (Comfort CAN) carry speed pulse, reverse gear, and lighting information. Pins 10-11 (Infotainment CAN) handle audio source switching and display commands. 2.2 TomTom Cradle Connector (inside dashboard, often 8-pin Mini-ISO) This connects the removable TomTom unit to the vehicle. Proceed at your own risk
Introduction The Renault Carminat TomTom system, introduced in the late 2000s, represents a unique hybrid in automotive infotainment. Unlike fully integrated factory systems (like Renault’s own Carminat DVD), the Carminat TomTom combines a removable TomTom navigation unit with a permanent in-dash display and control interface. Understanding its wiring diagram is essential for troubleshooting, retrofitting, repairing damaged connectors, or integrating aftermarket equipment (e.g., backup cameras, amplifiers). | Pin | Wire Color (Typical) | Signal