Many owners of Renault Megane III complain about the whistling that appears at the start of the engine at high mileage. In some cases, this sound continues to be heard from under the hood when the engine is already running.
The reason for the whistling sound can be a number of times: wear belt or rollers of the gear mechanism, is out of line. In addition, a whistle may lead to a malfunction of the air-conditioner or throttle actuator.
