Freematics Forum

I'm intersting too about a solution, because, like you, I want to keep the OBD connected to the car. I don't know exactly if the cigarette adapter (or more globally, the car accessories power) is a good solution, because, on some car, when you start the car, the cigarette adapater power will stop a ...

Hi, due to no answer on this forum about my problem, I have open the OBD adapter to find the solution, because other users seem not having my problem. as I Said before, there's effectively an hardware problem on the adapter : The resistor R4 WAS NOT SOLDERED CORRECTLY : it was shifted and only solde...

Hi Thanks for answer, I had try to plug the OBD adapter on the plug after turn on the car with the key without communication via OBD adpater. It's the same problem, the computer indicates error in the system and disable the engine start. Question: if the adpater is plug in the car connector, but no ...

Hi, my first message seems to be not moderated, so, I try again. When I plug my OBD II Adapater for arduino, model A (RS TTL) in my OBD Car Connector, Il can get information of Throttle position. BUT, if I power on my car (not engine start), the Computer car Give me a lot of errors and I can't start...

Hi all, I've just receive my OBD 2 arduino adapter un model A : 5V UART before trying with the example code, I just plug the OBD2 module in the plug in the car (Renault Laguna 2 gazoil Year 2007, theoricaly compatible with the OBD2) It start by flashing green and blue leds, and after 3 Red leds are ...