A. Navigation Screen "ERC" Unlock Method No. 1 https://play.google.com/store/apps/details?id=com.erccalculator B. Toyota Dealer Unlock General Price No. 2 Toyota Navigation Password Unlock If requested at a dealer or retailer ※ Cost is approximately 2,000 to 3,000 yen. ※ Work time is about 30 minutes. ※ You can also initialize the navigation password. ※Important※ 1. A password is set. Please unlock it yourself. 2. All operations confirmed to be working normally upon removal. As this is a used item, we do not accept returns or complaints. Please understand.