Requirements:

Carista app (iOS) (Android)
Carista OBD adapter, or a standard ELM327 OBD adapter

Disclaimer: The app costs 20 USD and a relatively good adapter costs about the same. However, in that way I did not spend 75 at the dealer. Additional benefit of the purchase are also present.

Remove the Reverse Gear Beep on Prius

Step 1: Launch the App and Click Customize

Step 2: Click on Instruments / Display / Dings

Step 3: Click on Reverse-gear Beep

Step 4: Select Beep Once and Click SAVE

Introduction: Remove the Reverse Gear Beep on Prius

Step 1: Launch the App and Click Customize

Step 2: Click on Instruments / Display / Dings

Step 3: Click on Reverse-gear Beep

Step 4: Select Beep Once and Click SAVE