Fast and efficient
Huge time and money saver. App is extremely user friendly.
Fast and easy to use
Works great. Saves time and money!!!
Innovative
Looks like an innovative way to update engines

Archived App
This is an archived listing of the app previously available on the App Store.Streamline fleet maintenance by remotely updating Cummins engine control modules. This app simplifies calibration, reducing vehicle downtime from days to minutes. It features VIN scanning, status updates, and a software rollback option for seamless updates.
1.0
February 1, 2020
Zonar OTAir for Cummins Engine is a mobile application designed to simplify and expedite the process of updating engine control modules (ECMs) for Cummins-powered vehicles. It allows for remote calibration, significantly reducing vehicle downtime.
The app works by automatically downloading firmware updates to the vehicle's ECM via the Zonar V4 telematics box. Drivers then use the app to scan the VIN, approve the calibration, and complete the update in minutes.
Users need a Zonar V3 or V4 telematics unit, a subscription to Cummins Connected Software Updates, a 2017 or newer Cummins engine, and a unique VIN QR code affixed to the vehicle.
The app is designed for 2017 or newer Cummins engines. Specific engine eligibility should be confirmed on the Cummins website.
The primary benefit is a drastic reduction in service downtime, from up to three days to as little as five minutes, saving time and resources for fleet operations.
Yes, the app includes a software rollback feature that can be used if any deployment issues occur during the calibration process, ensuring system stability.
Zonar OTAir for Cummins Engine has a high rating of 5.0 stars based on 12 user ratings.
Yes, the application is available for free download. However, it requires a subscription to Cummins Connected Software Updates and specific Zonar telematics hardware.