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About ChatOBD2 | AI for ELM327

ChatOBD2 is a standalone OBD-II assistant that works with ELM327-class Bluetooth/Wi-Fi adapters. Connect to your vehicle to read fault codes, identify parts, get brand-specific repair advice, monitor live data, and ask Expert AI for help. PRODUCT FEATURES

Connectivity and vehicle
• ELM327-compatible adapter (Bluetooth/Wi-Fi)
(Work is ongoing for other OBD2 adapters)
• Quick connect / connection status
• VIN reading and vehicle identification
• Manual make/model/year selection (if VIN is unavailable)
• Vehicle session history (chats and logs by VIN)

Faults and diagnostics
• Fault code (DTC) reading — confirmed / pending / permanent
• Fault code clearing (Mode 04 — only with your confirmation)
• Code title and detailed description (multilingual catalog)
• Probable causes, symptoms, and inspection tips
• Freeze frame data
• Readiness / I/M monitor summary
• Mode 06 / battery / ECU info (on supported vehicles)
• Research on chronic / known issues
• Summaries in work-order / verification format

Parts and repair
• Finding relevant parts based on faults
• Repair guide (step-by-step instructions)
• Brand-specific repair and OEM procedure recommendations
• Full report and fault details (HTML)
• Parts list report

Live data and driving
• Live PID dashboard (RPM, speed, temperature, trim, load, etc.)
• PID selection, interval, graph / gauge
• Live recording (CSV) and annotation
• 0–100 km/h acceleration test
• Road-dyno style power estimation
• Measurement reports

Reports, storage, and app settings
• Open / share / print HTML reports
• History: vehicle chats and test logs
• Storage management
• Multi-language, themes, and font size options
• Account, purchases, and gifts / referrals
• Messages and updates Diagnostics

WHO IS THIS FOR?
• Drivers using ELM327
• Workshops, mechanics, and enthusiasts
• Those looking to understand faults and identify necessary parts or repairs

IMPORTANT (Legal)
ChatOBD2 does not sell, rent, or license OEM brand diagnostic software. It is a general OBD-II (SAE J1979) assistant; it is not a manufacturer-approved brand-specific device. Brand names belong to their respective owners. The AI expert and recommendations regarding repairs, parts, or brands serve as references—the final decision rests with the mechanic or the OEM procedure. Safe driving and legal use are your responsibility.

Adapter: ELM327 compatible.
Support: www.chatobd2.com

ChatOBD2 | AI for ELM327 details

ChatOBD2 | AI for ELM327 is a free Auto & Vehicles app for Android with 1,000+ installs on Google Play and a 5.0/5 average rating from 1 rating. It was released on September 20, 2026 and last updated on September 20, 2026. It's developed by ChatOBD2. It requires Android 8.0 or later. The app offers in-app purchases.

Category: Auto & Vehicles
Rating: 5.0 / 5 (1 rating)
Installs: 1,000+
Price: Free
In-app purchases: Yes
Ads: No ads
Current version: 1.1.318
Requires Android: 8.0
Content rating: Everyone
Released: September 20, 2026
Last updated: September 20, 2026
Developer: ChatOBD2

What’s new in ChatOBD2 | AI for ELM327

Multilingual support and the AI Master Assistant take center stage in this version| • Ways to use all functions for free • New/expanded language packs • Master AI: clearer diagnostics, prioritization, and repair guidance • Enhanced chat, report, and live dashboard experience

Version 1.1.318 · Updated September 20, 2026