In Toyota's car, Highlander, the 2nd generation has a zummer that signals an unclosed door. However, many car owners consider it too obsessive and are asked: "How to disable the open door signal in the Toyota Highlander II."
The closed door signal in Toyota Highender 2 is deactivated only by the program methods. You need a diagnostic cable, as well as a scanner, to disable the noise of an open door. All the actions to disable the closed door signal in the Toyota Highlander II better than to trust the professionals in any service that service Toyota cars.