INTRODUCING

OTR Remote Diagnostics

Monitor and diagnose your trucks from anywhere. See fault codes, watch live engine data, reset codes, and run forced DPF regens without bringing trucks back to the shop.

START DIAGNOSING YOUR FLEET
Fleet Dashboard

See all trucks at a glance. Critical, warning, normal, offline. Instantly searchable by truck number or VIN.

Fault Codes + Troubleshooting

View active codes with full troubleshooting info. Reset codes and derates remotely to get trucks moving.

GPS Tracking

Real-time location for every truck. Current speed while driving, last-known position when offline.

Live Data Streaming

DEF level, coolant temp, oil pressure, soot level, boost, and 30+ parameters streaming in real-time.

Remote Regen

Start a forced DPF regen from anywhere. Schedule commands to execute when conditions are right.

Derate Alerts

Know about derates before your driver. See countdown to lockout. Reset derates remotely.

Trusted by 600+ Google reviews
OTR Story Section

For years, owner-operators and fleet managers have been stuck in the same reactive cycle.

It starts here

The warning light pops on. The truck derates. The driver calls in.

Then it escalates

Now you're scrambling to figure out if it's safe to keep rolling — or time to tow.

And it adds up

The clock is burning, the load is at risk, and the repair bill keeps climbing.

⟳ We flip the model

OTR puts dealer-level visibility and control directly in your hands — whether you're diagnosing from the cab or managing fault codes across your entire fleet.

Two products. One Mission.

Choose your path

When you control the diagnostics, you control the outcome. Less waiting. Less guessing. More miles.

OTR Remote Diagnostics

For Fleet Managers (2+ Trucks) - See every truck. Act from anywhere.

Cellular hardware installed in every truck. 24/7 monitoring, remote commands, fleet dashboard. Know about problems before your drivers call.

  • 24/7 fleet health monitoring
  • Remote diagnostics & commands
  • Proactive derate alerts
  • GPS tracking + fleet dashboard

See OTR REMOTE DIAGNOSTICS

OTR Diagnostics

For Owner-Operators - Diagnose and fix it yourself.

A Bluetooth scan tool that connects to your truck. Read codes, reset derates, run regens from your phone. Perfect for hands-on operators who want to handle diagnostics themselves.

  • Read & reset fault codes
  • Reset derates
  • Force DPF regens
  • Live engine data on your phone

Get OTR Diagnostics

Not sure which is right for you? Take our 60-second quiz →

FLEET MANAGERS

Manage your fleet diagnostics from anywhere

Dealer-level diagnostics on every truck in your fleet.

See all trucks at a glance

Learn about the remote dashboard

Forced DPF Regen from anywhere

Learn about remote commands

Live data monitoring 24/7

Learn about live data

Vehicle health reporting

Learn about vehicle health

The modern semi-truck scan tool & more

Read OEM fault codes, monitor live data, reset codes, reset derates, run forced regens, and track your history, all from your phone.

Save time and money by getting ahead of potential issues.

Get started with OTR Diagnostics

Why 10,500+ trucking professionals trust OTR

Dealer-Level Power

Same fault codes, same commands, same data that dealerships see. No watered-down consumer version.

Bi-Directional Commands

Don't just read codes—take action. Reset derates, force regens, clear faults. Most scan tools can't do this.

Built for Heavy-Duty

Cummins, Detroit Diesel, Paccar MX, Volvo/Mack. We specialize in Class 8 trucks.

Ready to take control of your diagnostics?

I manage a fleet I'm an Owner-operator

Not sure which is right for you? Take our 60-second quiz →