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TelnaFeb 28, 2024 3:02:56 PM4 min read

Revolutionizing The Automotive Industry: IoT and eSIM Technologies

Revolutionizing The Automotive Industry: IoT and eSIM Technologies

The automotive industry is undergoing a significant transformation with the integration of the Internet of Things (IoT) and embedded SIM (eSIM) technologies, reshaping automobile production lines and enhancing the capabilities of connected cars. 

From real-time data exchange and remote management capabilities, IoT and eSIM technologies are not only streamlining production processes but also elevating the driving experience, offering seamless integration with smart city infrastructures, and providing critical solutions for traffic management. 

This article delves into how these technologies are revolutionizing the automotive sector, from the factory floor to the freeway.


Role of IoT in Automobile Production Lines

IoT technology is revolutionizing the automotive industry by enabling vehicles and production lines to collect and exchange real-time data. 

In the context of manufacturing, IoT is transforming the processes in the automotive industry. With sensors and data analytics, manufacturers can monitor equipment performance, optimize production lines, and implement predictive maintenance strategies to prevent costly downtime. 

IoT technology also allows for the automation of various processes, leading to streamlined production, increased efficiency, improved safety, and reduced costs.


Role of eSIM in Automobile Production Lines

eSIM technology is gaining ground in the automotive industry. Unlike traditional SIM cards, eSIMs are embedded in vehicles, allowing for remote management and provisioning. This technology enables vehicles to stay connected, providing real-time updates on traffic and nearby amenities, vehicle diagnostics, emergency services, and much more.

Automotive-grade eSIMs simplify manufacturing and logistics for global car Original Equipment Manufacturers (OEMs). They can integrate a unique eSIM design across all vehicles, which can be remotely provisioned with a chosen mobile network operator (MNO) profile once the car is in operation. This significantly simplifies the logistics processes for automobile manufacturers.

eSIM technology also improves vehicle safety as they are integrated during manufacturing. They further identify vehicles and encrypt communications while the car is in operation. By being embedded into an isolated hardware module, these SIMs act as the root of trust for connectivity-related services.


IoT in Connected Cars

IoT technology in vehicles, often referred to as Automotive IoT, involves the incorporation of sensors, software, and other technologies into vehicles to connect them to the internet, other vehicles, and infrastructure. This connectivity enables a wide range of functionalities:

  • Enhanced safety and traffic management: IoT enables vehicles to communicate with each other (V2V) and with infrastructure (V2I), facilitating the exchange of information about traffic conditions, road hazards, and accidents in real time. This can significantly improve traffic flow and reduce the likelihood of accidents.
  • Remote monitoring and control: Vehicles equipped with IoT technology can be monitored and controlled remotely. This includes functionalities like remote diagnostics, vehicle tracking, and even remote control of certain vehicle functions such as locking and unlocking doors.
  • Smart city integration: Connected vehicles play a crucial role in the development of smart city infrastructure, where they can interact with traffic signals, parking meters, and other elements to optimize traffic flow and reduce congestion.

eSIM in Connected Cars

eSIM technology offers a more flexible and efficient approach to managing connectivity in vehicles:

  • Simplified connectivity management: eSIMs allow for the remote provisioning and management of mobile network operator profiles, and manufacturers and owners can easily switch between network operators.
  • Enhanced security: Being embedded into the vehicle, eSIMs provide a secure root of trust for connectivity-related services. This is crucial for authenticating the vehicle and protecting the data exchanged between vehicles, infrastructure, and service providers.
  • Global coverage and local connectivity: eSIM technology enables vehicles to connect to local mobile networks as they cross international borders, ensuring seamless connectivity.
  • Support for future services: The flexibility and scalability of eSIM technology make it a foundational element for future connected car services, including autonomous driving, vehicle-to-everything (V2X) communication, and personalized in-car experiences.


Benefits for fleet management

eSIm and IoT innovation for fleet management are also revolutionizing management for automobiles and trucks, offering unprecedented levels of connectivity, efficiency, and control – accelerating the capabilities of connected vehicles.

  • Real-time Data and Telematics: IoT devices, often integrated with telematics systems, enable real-time tracking and monitoring of vehicles. This data is critical for optimizing fuel consumption, performing proactive maintenance, and enhancing safety features, leading to reduced downtime, increased fleet efficiency, and cost savings.
  • Global Network Connectivity: eSIM technology allows vehicles to connect to any global network on demand, which is essential for international logistics and transportation companies where vehicles can sometimes cross multiple borders.
  • Zero-touch Provisioning: eSIMs offer zero-touch provisioning, which means that they can be remotely managed and configured over-the-air (OTA). This eliminates the need for physical SIM card swapping, making it easier to manage connectivity for large fleets.
  • Flexibility and Control: Fleet managers can leverage eSIM technology to remotely change carrier profiles if a network sunsets or if there's a need to switch carriers for any reason. This future-proofs the connectivity of the fleet against technological changes like the sunsetting of 2G and 3G networks.

eSIMs alongside IoT make it so much easier to enable direct-to-vehicle communication, allowing drivers and operators to access real-time data, and receive alerts, and updates. 

This enhances remote management capabilities, which is particularly beneficial for fleet management. In aggregate, both eSIM and IoT drive huge benefits for autos – both in manufacturing and on the road.

Telna has you covered for both technologies – revolutionizing IoT and eSIM roaming through worldwide data access. You can read more about Telna’s services on



Telna provides Mobile Network Operators (MNOs), Communication Service Providers (CSPs), and Original Equipment Manufacturers (OEMs) with a fully managed global cellular connectivity platform. Telna has the largest 2G – 5G, LTE-M to over 800 radio network operators – 300 in direct partnerships – in 200 countries. Its global multi-network connectivity platform enables simplified integration to any platform and enables local break-out with localization that utilizes cloud infrastructure. With one integration to Telna’s platform, we have enabled millions of devices with multi-network connectivity, enabling innovative solutions in the cloud.