docs: def parse_0134_013b(v):
      """
      Parses the O2 Sensor Value (0134 - 013B) and returns two values parsed from it:
      1. Fuel-Air Equivalence [Ratio] as a float from 0 - 2
      2. Current in [mA] as a float from -128 - 128
      :param str v:
      :return tuple of float, float:
      """
      try:
          trim_val = trim_obd_value(v)
          val_ab = int(trim_val[0:2], 16)
          val_cd = int(trim_val[2:4], 16)
          return (2 / 65536) * val_ab, val_cd - 128
      except ValueError:
          return None, None