Three simple steps. No mechanical experience needed. Plug in, connect, and let AI do the rest — from fault codes to tune tables to live dyno runs.
Locate the OBD2 port under your dashboard (usually below the steering wheel). Plug in any compatible Bluetooth adapter — they cost $15–$40 and work with most vehicles from 2001 onward.
Open the app and tap "Connect". OBDAssistant auto-detects your adapter, identifies your vehicle's protocol, and establishes a live data stream within seconds.
Instantly see fault codes explained in plain English. Stream live sensor data. Run dyno tests. Ask the AI assistant anything about your car — from "why is my engine light on?" to "generate a tune table for my cam upgrade."
Everything a $10,000 professional diagnostic station offers — in your pocket.
Ask questions in plain English. "Why is my car running rough?" — get instant analysis with probable causes, repair paths, and cost estimates. Powered by models trained on millions of fault patterns.
AI-PoweredMeasure horsepower and torque using GPS + accelerometer fusion. Track the impact of modifications over time. Lab-grade accuracy from your phone's sensors.
PerformanceStream 250+ real-time parameters: RPM, coolant temp, fuel trims, MAF, throttle position, boost pressure, intake air temp, and more — across all connected ECU modules.
Real-TimeMeasure stopping distances, detect brake fade over repeated stops, and analyze suspension performance. Essential for track day prep and safety verification.
SafetyGPS-fused 0–60 mph timing, quarter-mile runs, and lateral G-force analysis. Compare runs side-by-side and track performance gains from mods or tuning.
PerformanceAI suggests likely parts based on your fault codes. Get part numbers, approximate costs, and difficulty ratings for DIY repairs — all contextualized to your specific vehicle.
AI-PoweredAny ELM327-compatible Bluetooth adapter works. Here are our top picks for reliability and speed.
Fastest response times. Supports all protocols including MS-CAN. Best for serious enthusiasts and professionals.
RecommendedGreat value BLE adapter. Ultra-low power draw means you can leave it plugged in. Perfect for daily drivers.
Great ValueBudget option. Works with most vehicles and covers all basic diagnostics. Look for genuine v2.1+ chips for best results.
Budget PickDownload OBDAssistant free and connect your vehicle in under 60 seconds.
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