You’re wrapping up your day when a notification pops up on your phone. A company vehicle has been idling for more than twenty minutes, and another has an engine warning light on. The drivers haven’t reported any issues, but you know what’s going on thanks to telematics.
But what is telematics? At its core, telematics combines GPS location tracking, onboard vehicle diagnostics, and wireless data transmission. Together, these technologies turn vehicles into sources of real-time information.
Vehicle telematics is versatile and can help fleet managers, delivery companies, and individual vehicle owners. It offers easy vehicle monitoring, helps reduce fuel waste, addresses maintenance issues promptly, and improves car safety.
In this guide, we’ll explain what telematics is, how it works, the data it can collect, the main types of devices, and how businesses and individuals can use it.
What Is Telematics?
Telematics is technology that combines GPS location tracking, onboard vehicle diagnostics, and cellular data transmission to monitor and manage vehicle performance in real time.
Telematics is a combination of "telecommunications" and "informatics.” The term first appeared in a French government report in 1978.
The simplest answer to the question “What is telematics?” is that it’s a way to connect vehicles to cloud-based platforms. You can then view information from your vehicle through a web portal or smartphone app. Most systems include three main components:
- GPS receiver: The receiver determines a vehicle’s location. The telematics device can use that information to report location, speed, and route history.
- OBD-II or CAN bus connection: This connection provides access to vehicle data, such as engine RPM, diagnostic trouble codes, and odometer readings. Available data varies by vehicle and device.
- Cellular modem with a SIM card: The modem sends the collected data wirelessly to a cloud-based platform, where you can view it in a web browser or on a smartphone.
The telematics definition and what it entails show how it differs from GPS. While GPS tells you where a vehicle is, telematics also provides information about speed, driving behavior, and maintenance-related alerts, depending on the device and vehicle.
How Does Telematics Work?
Most telematics systems follow a similar process to collect and present information. If you’re wondering how does telematics work, here’s the basic process:
Step 1: Data collection
Telematics systems collect valuable information from GPS signals, vehicle systems, or both. A specialist might hardwire a telematics device into the vehicle, or you plug it into an OBD-II port. Either way, the device captures data such as speed, location, and engine RPM. It can also flag events such as rapid acceleration, harsh braking, or diagnostic trouble codes.
Step 2: Data Transmission
The device sends collected data to a cloud-based platform, where you can access it through a web portal or app. An onboard cellular modem with a SIM card is typically used to send information securely over 4G or 5G networks. Uploads may be in real time for speed or in scheduled batches to conserve bandwidth and power. You can adjust your device’s settings based on your preferences or unique needs.
Step 3: Processing and Display
The cloud platform organizes raw data into maps, alerts, trip histories, and reports. Instead of coordinates, you can view pins on a map. Driving events are also available in driver scorecards, fuel usage reports, trip histories, and maintenance alerts. And, of course, you can easily access vehicle telematics info via the web or a smartphone.
As mentioned earlier, telematics devices can collect vehicle data through the OBD-II (On-Board Diagnostics II) port, a standardized diagnostic connector found in most 1996 model-year and newer passenger vehicles and light-duty trucks sold in the U.S.
Automakers originally designed OBD-II to support emissions monitoring and diagnostics. Today, compatible telematics devices can also use the port to access certain vehicle data.
When it comes to how telematics works, there are alternatives besides the OBD-II port. Hardwired units are common in commercial fleets because they support permanent installations and make tampering more difficult. Battery- and solar-powered trackers are often used for trailers, shipping containers, and other assets that don’t have an OBD-II port or a reliable power source for a hardwired unit.
What Data Does a Telematics System Collect?
What makes a modern telematics system so useful is the data it provides. By combining GPS information and onboard diagnostics, drivers and operators receive a full picture of vehicle activity. Generally, telematics data falls into three major categories:
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Category |
Type of data collected |
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Location Data |
This category includes real-time GPS coordinates, route history, and current speed. Devices also relay geofence entry and exit events, as well as stop durations. The information lets you verify trips and know exactly where a vehicle is on a designated route. |
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Vehicle Health Data |
A modern telematics device gathers data on fuel level, odometer reading, battery voltage, and coolant temperature via the OBD-II port or a CAN bus connection. It can also report engine behavior, including RPM, fault codes, and decoded check-engine light alerts. These alerts can help you identify problems before they become expensive repairs. |
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Driver Behavior Data |
Vehicle telematics monitors driving habits and detects rapid acceleration, harsh braking, sharp cornering, speeding events, and idling time. The collected metrics generate driver scorecards that reward those who drive responsibly. The data also helps businesses create coaching programs that improve driver performance and lower fuel consumption. |
Although telematics systems collect a lot of data, telematics data doesn’t typically include audio or data from drivers’ smartphones. A separate dashcam or app may collect additional information if you install it and grant the necessary permissions.
Types of Telematics Devices
While all telematics systems operate on the same basic principles, not all devices are built the same way. The telematics device you select depends on the type of vehicle or asset and how permanent you want the installation to be. These devices fall into three categories:
OBD-II Plug-In Devices
An OBD-II unit is one of the easiest devices to use. Just plug it directly into the diagnostic port, usually located beneath the steering wheel, and start transmitting vehicle and location data almost instantly. It requires no specialized installation or wiring. An OBD-II telematics device such as the LandAirSea SYNC plugs into compatible 1996 model-year and newer vehicles in just a few seconds, with no installation fee or technician required. They’re easy to use and suitable for passenger vehicles and small fleets.
Hardwired Telematics Units
As the name suggests, hardwired telematics units are directly connected to the vehicle’s power supply. That means installing them will likely require a technician who understands a vehicle's electrical system. Hardwiring makes the device more tamper-resistant, and it’s suitable for commercial trucks and larger fleet vehicles that require permanent installation and continuous monitoring.
Asset and Solar-Powered Trackers
If your vehicle doesn’t have an OBD-II port or a reliable power source for a hardwired unit, you may need trackers to collect essential data. Heavy equipment, trailers, and shipping containers usually use solar- or battery-powered GPS trackers to provide live location updates. However, trackers don’t monitor vehicle health. They primarily provide location visibility and support faster asset recoveries.
Do I Need a Technician to Install Telematics?
OBD-II units are plug-and-play. Users just plug them into OBD-II ports and start monitoring vehicle location and health right away. However, you’ll probably need a technician for a hardwired telematics device. Because these devices connect to the vehicle’s electrical system, professional installation is often necessary.
Keep in mind that some vehicles come with telematics systems already installed. Newer models may include Ford Pro Telematics and OnStar units, direct from the manufacturer. These factory-installed systems use the three-layer architecture: GPS tracking, onboard diagnostics, and cellular data transmission.
What Is Fleet Telematics Used For?
Businesses use fleet telematics to turn vehicle data into practical information about fuel usage, safety, and efficiency. Common uses include:
- Vehicle and driver safety: a fleet telematics system reports events such as rapid acceleration and hard braking. These alerts, along with driver coaching, help decrease risky driving and reduce fleet collisions by up to 40%.
- Fuel cost reduction: An idling diesel truck consumes 0.8 gallons of fuel per hour. With telematics, you can rely on idling reports and route optimization to cut fuel costs by as much as 14%.
- Preventive maintenance: Telematics make it easy to identify problems early via diagnostic alerts. You can then take the necessary measures to prevent breakdowns and unplanned downtime.
- Compliance: Telematics can support compliance with regulatory requirements. These include Hours of Service tracking and ELD (Electronic Logging Device) readiness. Proof-of-delivery timestamps also make record-keeping simple.
- Asset utilization: With usage reports, businesses can identify underused vehicles. They can right-size their fleets and avoid unnecessary operating and insurance expenses.
Telematics fleet management is a valuable resource across multiple industries. Think last-mile delivery, construction, field services, municipalities, and owner-operators. Small businesses operating 2-10 vehicles also benefit from telematics (for small fleets and owner-operators looking for a starting point, see LandAirSea's business tracking solutions).
The demand for connected vehicle technology is on the rise. The global commercial vehicle telematics market is projected to grow from $61.52 billion in 2024 to $130.08 billion by 2030, driven by the need for better fleet management.
Telematics vs. GPS Tracker: What Is the Difference?
A GPS tracker shows vehicle location. A telematics device gives you the location and adds context: how fast it is going, where it has been, and automatic alerts when a vehicle speeds or leaves a set zone. More advanced systems can also read engine data and score driving behavior.
GPS telematics does more than a standard GPS tracker. A standard tracker focuses on location and provides real-time updates on vehicle movement. In contrast, GPS coordinates are just a part of the data collected by a telematics device. You’ll also receive information about vehicle diagnostics and driver behavior.
A simple way to decide whether you need standard GPS or telematics is to consider what you need to monitor.
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When to use a GPS tracker |
When to use GPS telematics |
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When you need:
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When you need:
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Some devices go well beyond basic location. When you plug the LandAirSea SYNC into a compatible OBD-II port, the SilverCloud app gives you real-time GPS tracking with updates as fast as every few seconds, geofence and speed alerts, arrival and departure notifications, trip and mileage reports, historical playback, and live location sharing. This combination of GPS and telematics gives you a clear picture of where every vehicle is, where it has been, and how it is being used.
Telematics Car Insurance: How It Works
Telematics insurance uses a plug-in OBD device or smartphone app to monitor driving behavior. Safe drivers may qualify for premium discounts, often in the 5% to 20% range.
While traditional insurance policies consider factors like age, location, and claims history, telematics insurance looks at how you drive. It focuses on speed, braking, cornering, mileage, and driving consistency, among other metrics, to determine your rates. Major insurers offer car usage-based programs, such as Progressive Snapshot, State Farm Drive Safe & Save, and Allstate Drivewise.
When considering what telematics insurance is, remember that the data collected by the telematics devices goes directly to the insurer. As a driver, you need to opt in or register to receive rewards or discounts.
How to Get Started with Telematics
While it might sound technical, telematics vehicle tracking is easier than most people expect. You don’t need a fleet of 100+ vehicles and a fully functional IT department. If you have a vehicle made after 1996 and a smartphone, you’re good to go.
The setup process is straightforward and features three steps:
Step 1: Choose the Right Solution
Depending on your needs, you could choose:
- A standard GPS tracker for basic location monitoring
- An OBD-II telematics device for real-time location, alerts, and trip reports
- A fleet telematics platform if you’re managing multiple vehicles
Step 2: Select a Device and Plan
When you decide on the type of device that fits your needs, consider your budget. Entry-level telematics tracking plans start at $20–$30 per vehicle per month, which makes the technology accessible to individual drivers and small businesses. In addition, be sure to learn about hardware options, tracking types, and pricing plans before making a cash commitment.
Step 3: Plug In and Customize
Once the device is in your hands, plug it into your vehicle’s OBD-II port. Next, do a little customization by adjusting settings, like geofences and maintenance reminders. Configurations take just a few minutes, and you’re off to better vehicle monitoring with telematics.
Remember, an OBD-II telematics device doesn’t need professional installation, and most basic pricing plans don’t require a long-term commitment. The LandAirSea SYNC is exactly that: a plug-and-play OBD-II telematics device with real-time GPS tracking, geofence and speed alerts, trip and mileage reports, and a low monthly plan with no contract.
Frequently Asked Questions About Telematics
What is telematics in a car?
Telematics in a car combines GPS tracking, onboard diagnostics, and wireless connectivity. It can monitor a vehicle's location, health, and driving behavior. Modern systems can read engine fault codes, then provide alerts through a web dashboard or mobile app.
How does telematics work?
When you plug a telematics device into an OBD-II port, it collects GPS and diagnostics data while monitoring driving patterns. It then transmits the data via wireless networks to a cloud platform. The platform processes raw data and presents insights, including performance reports, live maps, and maintenance alerts.
What is the difference between telematics and GPS tracking?
GPS tracking doesn’t have telematics capabilities. A standard tracker will give you vehicle location, while telematics reports include driver behavior and engine diagnostics along with location information.
What data does a telematics system collect?
A telematics system collects GPS coordinates and route history, along with speed and driving events such as rapid acceleration, sharp cornering, and sudden braking. It may also monitor fuel levels, odometer readings, and engine fault codes. The exact information gathered by the system depends on the device.
Is telematics the same as a "black box"?
While both use the same underlying technology, they’re different. “Black boxes” are typically used by insurance companies to record driver behavior, while individual drivers and fleet managers use telematics devices to manage and maintain vehicles.
Can small businesses use telematics?
Yes. Telematics isn't exclusively for large enterprises with hundreds of vehicles. Even if you have just one or two vehicles, you can use OBD-II plug-in devices that take only a few seconds to install and minutes to configure. You’ll be able to monitor mileage, receive maintenance alerts, and enjoy liability protection, all without long-term commitments.
Telematics Is Now Within Reach for Every Vehicle Owner
The small business owner we mentioned at the start didn’t need to talk to a driver to know a vehicle had been idling or an engine fault had occurred. That’s the value of telematics. By combining GPS tracking, vehicle diagnostics, and wireless connectivity, telematics can give you near-real-time visibility into each trip.
Today, vehicle telematics isn’t limited to enterprises with IT departments, large fleets, and big budgets. Small businesses and individuals can install a simple OBD-II plug-in device in seconds. It can provide insights that help prevent costly breakdowns, reduce fuel waste, improve driver safety, and make better decisions.
Ready to add telematics to your vehicle or small fleet? If you’re not sure where to start, read our comprehensive guide for a deeper look at hardware options and pricing. You can also explore the LandAirSea SYNC and our business solutions to find the right fit for your needs.
