IMG 1999 Aqua

OBD 2 Readers can show you various pieces of information that aren't available on the standard dash.

  1. Transmission temperature
    1. Scangauge supports, not sure about Kiwi
  2. Miles per Gallon (MPG)
  3. More accurate Water Temperature
    1. The dash gauge is really a dumb sensor
  4. Trip data, like average MPG or top speed, average speed.
  5. Read trouble Codes
    1. Find out why the engine light is on


  1. Aftermarket stereo harnesses, on some models, can destroy or be incompatible with OBD Readers.
    • Solution is to cut the K line so that power is not sent over the line (traditionally the power is sent to extend powered antennae)
    • Article for more details

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