Tips for reading/writing to the ECU?

Not following the correct procedure can lead to you damaging your ECU, please ensure you follow the following tips.

  1. Ensure all lights, stereo, air conditioning and any ancillaries are switched off during the reading/writing procedure.
  2. Ensure the battery is in good condition and fully charged. Either ensure you take for a drive to maximise the battery prior to carrying out the process or ideally attached a stabilized battery charger during the process.
  3. Take care not to knock or remove the OBD cable during the process.
  4. Do not turn off the ignition unless the device tells you to do so.
in The Tuning Process