AI-powered diagnostics for any car.
CarSense pairs with most ELM327-compatible Bluetooth LE (BLE) OBD2 adapters and turns cryptic trouble codes into plain-English explanations — what's wrong, how urgent it is, and what the fix typically costs.
Most OBD2 apps hand you a code and a one-line definition — then you're on your own. CarSense reads the same data and tells you what it actually means for your car.
P0301 — Cylinder 1 misfire detected.
…now go Google it, sift through ten forum threads, and hope you guess the right — and cheapest — fix.
P0301 — Cylinder 1 misfire. For your exact year, make, and model the likely causes are a worn spark plug ($15–$40) or a failing ignition coil ($80–$150), ranked most-likely first.
Severity: Medium–High — fix soon to avoid catalytic-converter damage. Est. repair: $50–$200.
Built for drivers who want straight answers, not mechanic jargon or hand-wavy "check engine" advice.
Other OBD2 apps just show a generic definition for P0420. CarSense explains what's likely happening on your exact make, model, and year — including documented quirks and known issues.
Every diagnosis includes a realistic repair cost range based on industry data, broken down by likely cause. No more walking into a shop blind.
Get a clear severity rating — Safe, Monitor, Urgent, or Critical — plus driveability advice. Know whether you need to pull over or whether it can wait until next service.
When the NHTSA has a documented Technical Service Bulletin matching your code and vehicle, CarSense surfaces it — the same fix the dealership would reference.
Bring your own ELM327-compatible Bluetooth LE adapter — no proprietary hardware lock-in. Built and hardware-tested with several ELM327 BLE adapters — the Veepeak OBDCheck BLE+ (~$40, our recommended adapter), the Veepeak OBDCheck BLE, the Vgate iCar Pro, and the LELink2; most other common ELM327 BLE dongles are designed to work too.
Buying a used car? Run a full pre-purchase scan and get a buy / caution / walk-away verdict, with negotiation points based on what's actually wrong.
Plug an ELM327-compatible Bluetooth LE OBD2 adapter into your vehicle's OBD2 port. Turn the ignition to "Run" so the adapter powers on.
Open CarSense. The app auto-discovers nearby BLE adapters. Select your vehicle and tap Scan Codes.
Get a plain-English explanation tailored to your year/make/model — likely causes, severity, cost range, and DIY-friendliness.
Drive on, fix it yourself, or find a verified shop nearby. CarSense shows quotes from local mechanics for the exact repair.
Free tier handles the occasional check-engine light. Pro adds 10× more AI diagnoses, symptom chat, voice explanations, and pre-purchase scans for power users and shoppers.
Google gives you ten possible causes for one code. CarSense factors in your exact year, make, model, and mileage to put the most likely cause first — and tells you what the repair should cost, so you're not guessing.
Do — but walk in knowing. CarSense gives you the mechanic's-eye view of what's wrong and what it should cost, so you can tell whether a shop's diagnosis and quote actually match your car. Think of it as your anti-upsell tool.
No proprietary dongle. CarSense works with most ELM327-compatible Bluetooth LE adapters — built and tested with several ELM327 BLE adapters — the Veepeak OBDCheck BLE+, Veepeak OBDCheck BLE, Vgate iCar Pro, and LELink2 (about $20–$40 on Amazon).
You can scan anytime — and before buying a used car, run a full pre-purchase scan to surface problems a seller might be hoping you won't catch.