elm327

Forum discussion tagged with elm327.
  1. W

    Problems with usb ELM327 using QinHeng HL-340 USB-Serial adapter

    For those that do not know this device it is an OBDII scanner interface. Its an inexpensive device that plugs into a vehicle under the dash near the steering wheel and allows viewing the cars built in diagnostic codes on a PC. Per below I am having trouble purchasing one with the USB interface...