I see that BiFuel cars had fuel level and type readable from ECU by using pid 0151 and 012F.

Cars with monofuel don't have this pids sensors, so how the dashboard retrive the fuel level? Maybe the sensor is not connected to ECU but directly to dashboard?

  • Possible duplicate of OBD-II Fuel type and level of Monofuel Cars
    – Solar Mike
    Commented Dec 16, 2017 at 16:05
  • It's mine that post, and it's different the question :)
    – Dario
    Commented Dec 16, 2017 at 16:56
  • They are both about fuel level....
    – Solar Mike
    Commented Dec 16, 2017 at 17:09
  • yes but different problem...two different problems. The first talk about pid 7F 01 22 and this how dashboard of car retrieve fuel level
    – Dario
    Commented Dec 17, 2017 at 22:45


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