Full-System Diagnostics, Active Tests and AI Repair Guidance From Your Phone
The BT200 MAX is a Bluetooth OBD dongle that works with the Dollarfix app to scan engine, transmission, ABS, airbag and other systems, command components in real time and run maintenance resets. The DF-AI assistant analyzes diagnostic reports and suggests repairs.
- Full-System Diagnostics
- Bi-Directional Control
- 15+ Maintenance Resets
- DF-AI Assistant
- Smart Sleep Mode
Key Features
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DF-AI Diagnostic Assistant
Analyzes user-provided diagnostic reports and produces structured diagnostic analysis, with root-cause analysis, repair guidance, circuit diagnostics and component testing modules, and parts-replacement decision support.
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Bi-Directional Control
Test mirrors, windows, wipers, headlights, EVAP systems, purge solenoids and fuel injectors, cycle A/C clutches and ABS pumps, and control cooling fans.
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Maintenance Resets
Injector, EGR adaption, AFS reset, electronic throttle relearn, oil reset, SAS reset, sunroof, battery match, SUS reset, bleeding, DPF reset, brake reset, gearbox learn, IMMO and TPMS reset.
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Full OBD2 Functions
Read and clear codes, view freeze frame data, monitor live data streams and check emissions readiness.
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Intelligent Sleep Mode
Prevents parasitic battery drain when parked, so the adapter can stay plugged in after diagnostics.
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Customizable Dashboard
Track key parameters on dynamic, real-time gauges.
Highlights
DF-AI in the App
Enter the brand and fault code to start an AI-assisted analysis.
Command and Receive
Send commands to vehicle components and read their response.
Reset Menu
The maintenance functions available in the app.
Quick Setup
Install the app, plug in, activate and start.
How to Use
- Install the appDownload and install the Dollarfix app.
- Plug inPlug the BT200 MAX into the OBD port and turn the ignition on.
- Activate and diagnoseActivate the dongle in the app and start the diagnosis.
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