Vehicle-to-Vehicle communication: What changes on Indian roads by 2026

The real value of V2V lies in situations where reaction time is limited or visibility is compromised.

• India to roll out Vehicle-to-Vehicle (V2V) tech nationwide by 2026
• V2V enables vehicles to share safety info via short-range wireless signals
• System aims to reduce accidents by alerting drivers to risks in real time

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The Ministry of Road Transport and Highways is working towards introducing Vehicle-to-Vehicle (V2V) communication systems across India, with the rollout targeted for completion by 2026. The thinking is straightforward. Instead of responding after accidents occur, the focus is on reducing the chances of a crash in the first place.

At a basic level, V2V technology allows vehicles on the road to exchange safety-related information directly with each other. This communication does not depend on mobile networks or internet connectivity. Instead, vehicles interact locally using short-range wireless signals, allowing the system to function even in areas with weak network coverage.

How the system works on the road

Under the framework being developed by the Ministry of Road Transport and Highways, vehicles will be fitted with a dedicated hardware module that enables short-range communication with nearby traffic. As long as vehicles are within range, they can share key driving information in real time.

The data exchanged is limited but relevant. It includes vehicle position, direction of movement, speed changes and braking activity. When the system identifies a potentially risky situation -- such as a vehicle ahead slowing sharply -- it generates an alert for the driver. The objective is not to override driver control, but to provide an earlier warning than visual cues alone.

Where V2V could matter most

From the ministry's perspective, the real value of V2V lies in situations where reaction time is limited or visibility is compromised. These include sudden braking on highways, stationary vehicles on fast-moving roads or conditions where drivers struggle to judge distance and speed accurately.

Low-visibility environments are another focus area. In such scenarios, the system can act as an added layer of awareness, alerting drivers to the presence of nearby vehicles even when they are not clearly visible.

How the rollout is expected to happen

Officials at the Ministry of Road Transport and Highways are working with vehicle manufacturers to finalise technical standards and communication protocols for the system. Once these are notified, the initial phase of implementation is expected to cover new vehicles. Existing vehicles could be brought under the framework later, potentially through retrofitting solutions.

To support nationwide deployment, a dedicated allocation of radio spectrum has been planned. Telecom authorities have indicated their readiness to make specific frequencies available exclusively for vehicle-to-vehicle communication, aimed at ensuring reliable operation without interference.

Cost and compatibility with existing tech

Consumer pricing has not yet been formally announced, though early estimates suggest the additional hardware could add a few thousand rupees per vehicle. The ministry has also indicated that the system is expected to work alongside existing safety technologies such as Advanced Driver Assistance Systems, adding another safety layer rather than replacing current sensor or camera-based features.

Why the ministry is pushing V2V

Road accidents continue to account for a large number of preventable deaths every year. From the government's perspective, V2V communication is a preventive tool. It is meant to reduce human error by giving drivers more time and more information to react.

For reference, a total of 4,80,583 road accidents were recorded in India in 2023, resulting in 1,72,890 deaths. While road accidents increased 4.18% y-o-y, fatalities jumped 2.61% y-o-y for the year under consideration.