Guide To Renault Car Keys: The Intermediate Guide For Renault Car Keys The Ultimate Guide to Renault Car Keys: Evolution, Technology, and Replacement Solutions When modern-day chauffeurs believe about car keys, they rarely picture an easy metal blade designed exclusively to turn an ignition cylinder. Today, a lorry key is a sophisticated piece of micro-technology that interacts wirelessly with the automobile's onboard computer. Couple of brand names illustrate this technological evolution quite as strongly as Renault. From the intro of the renowned plastic keycard in the early 2000s to the latest hands-free proximity systems, Renault has actually consistently pushed the borders of automotive access technology. Understanding how these systems work-- and understanding what to do when things fail-- can save Renault owners considerable time, tension, and cash. A Brief History of Renault Key Technology Renault has never ever been shy about doing things in a different way. While traditional makers stayed with standard metal keys for years, the French car manufacturer accepted electronics earlier than a lot of. The Mechanical Era (Pre-1990s): Standard cut-metal secrets operated doors, guiding locks, and ignitions. The Transponder Revolution (Late 1990s): Introduction of the immobiliser chip embedded in the key head. If the chip code didn't match the engine control unit (ECU), the car merely refused to begin. The Hands-Free Keycard Era (2001-- Present): Pioneered with the Renault Laguna, the plastic keycard changed the traditional key entirely, permitting motorists to unlock and start their cars without ever taking the card out of their pocket or bag. Types of Renault Keys on the marketplace Depending upon the age and model of the car, a Renault owner usually utilizes among 3 main key types. 1.