OBD2 DTC lookup
Search diagnostic trouble codes and open details quickly.
Android + iOS • English + Arabic • Offline reference
Fast OBD2 code lookup with repair guidance context.
OBD2 Codes | Repair Guide helps you search diagnostic trouble codes, browse categories and manufacturers, save favorites, and review recent lookups from a local offline database.
OBD2 Codes | Repair Guide
Reference information only. Always consult a qualified technician when needed.
Example diagnostic search: P0420
P0420Catalyst system reference lookup
B / C / UBody, chassis, and network families
OEMManufacturer-specific browsing
Features
Built for quick reference in the garage, shop, or driveway.
The app focuses on local lookup, bilingual usability, and clear safety boundaries.
Generic and manufacturer codes
Browse generic references and manufacturer-specific definitions where available.
Search by code or description
Use exact DTC codes or keywords across definitions.
Category browsing
Open Powertrain, Body, Chassis, and Network code families.
Manufacturer browsing
Explore manufacturer-specific code lists without using OEM logos.
Favorites and history
Save codes for quick access and review recently viewed diagnostic codes.
Offline local database
Core lookup uses bundled local content and does not require an account.
English and Arabic
The app and website support bilingual content with RTL-aware Arabic layout.
Remove Ads option
A one-time in-app purchase removes normal display ads where supported by your app store.
How It Works
Simple workflow, cautious repair guidance.
1
Search code
Enter a code like P0420 or a keyword from the Home screen.
2
Read description
Review definitions, categories, and reference context.
3
Save and revisit
Use favorites and history for codes you want to review again.
4
Use as reference
Treat guidance as repair reference, not a replacement for professional diagnosis.
Trust and Legal
Privacy-first reference app with clear safety boundaries.
Privacy Policy
No account required, no developer backend, and local favorites/history in the current version.
Terms and Conditions
Informational automotive reference use, acceptable use, purchases, and liability limits.
Automotive disclaimer
The app does not diagnose your vehicle automatically and does not replace a qualified technician.
Support
Contact: support@2u.pe
Do not include unnecessary personal, vehicle, or diagnostic information in support messages.