Webasto Adapter Harness – Compatible with Volkswagen & Ford Factory-Fitted Heaters
This adapter harness is the ideal solution for upgrading a factory-installed Webasto heater in Volkswagen or Ford (2015 >) vehicles, enabling easy integration with modern remote starters and app-based control systems. The harness functions as a plug-and-play bridge between the vehicle’s original wiring and the new Webasto control unit – without cutting, splicing, or modifying the OEM electrical system.
Compatibility
- Volkswagen with factory-installed Webasto heater and T91 remote
- Ford (2015 >) with factory-installed Webasto heater and T91 remote
Supports Upgrades To
- Webasto T99 remote control
- Webasto T100 HTM
- Webasto ThermoConnect TCon2 (AppStart)
- Other Webasto control units with compatible input
Product Benefits
- Plug-and-play installation – no cutting or modifying the vehicle’s OEM wiring
- Fully compatible with the latest Webasto remote and app-based control units
- Retains all original heating system functions in the vehicle
- Professional fitment designed for reliability and long-term durability
- Perfect upgrade for increased range, improved comfort, and smarter heater control
Description
This adapter harness acts as a bridge between the vehicle’s factory wiring and the new Webasto controller. It enables a seamless upgrade from older systems such as the T91 to modern solutions like ThermoConnect TCon2, T99, or T100 HTM. Ideal for workshops and private users seeking a safe, reliable, and installation-friendly way to modernize their pre-heating functionality.
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