The FlexFuel+ ECA made running E85 on my car actually easy, reads ethanol content live and the Bluetooth app is genuinely handy. CAN bus hookup was cleaner than I expected
FlexFuel+ CAN Bus & Bluetooth ECA
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Stop testing fuel at the pump and reflashing the ECU every time you switch between pump gas and E85. The MOTIV FlexFuel+ reads your ethanol content in real time and feeds it straight to the car, so blend changes are handled for you.
It measures ethanol concentration and fuel temperature continuously and sends that live data to the ECU/DME over CAN bus, so the car can adjust fuelling automatically for the blend in the tank. You can also watch everything over Bluetooth Low Energy on your phone, with ethanol percentage, fuel temperature (switchable °C/°F), sensor connection status and CAN Bus status all on screen. Setup, including the CAN Bus communication settings, is done through the MOTIV app over BLE.
Key points
- Real-time ethanol content and fuel temperature monitoring
- Live CAN bus data to the ECU/DME for automatic adjustment
- Bluetooth Low Energy app readout on your phone
- Over-the-air (OTA) firmware updates
- Works with any CAN bus platform where the CAN Bus ID is known
- Adaptable ethanol signal circuit, suits new and existing setups
In the box
- FlexFuel+ ethanol content analyzer
- FlexFuel+ wiring harness
- FlexFuel+ CAN Bus connection (selected option)
- FlexFuel+ plug-and-play ethanol sensor harness
Available on request.
Estimated EU delivery: 7–14 business days.
- Vendor MOTIV
FAQ
What does the ethanol content analyzer measure?
How do the CAN bus and Bluetooth connections work?
Why read ethanol content over CAN or Bluetooth?
Does it need a separate ethanol sensor, or include one?
Is it useful without a flex-fuel tune?
Can I monitor the readings on my phone?
Customer Reviews
6 reviews
Does exactly what it should, live ethanol readings spot on
Got this so I could mix E85 confidently and let the tune adjust, and it's brilliant. The app shows content in real time and the CAN integration meant minimal wiring
Delivery took a bit longer than I'd like, but the unit feels quality and everything was in the box
Had it set up by my tuner and he rated the CAN bus side, slotted into the system cleanly. Flex fuelling has been faultless since
Flex fuel used to feel like guesswork, this takes all of that away, accurate readings every time and the Bluetooth is a nice touch. Really pleased
