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OBD2 Master API

The high-performance intelligence layer for modern diagnostics. 1,700+ codes at your fingertips. Start for free today.

Vast Database

Access 1,700+ diagnostic trouble codes covering Powertrain, Body, Chassis, and Network systems across all major manufacturers.

Rich Content

Every code includes a detailed technical definition and a simplified "Beginner Guide" to help users understand what's actually wrong.

Smart Search

High-performance fuzzy search allows you to find codes by their identifier, technical terms, or even symptom keywords.

Powerful & Simple.

Integrate our database into your shop management software, mobile app, or website with a simple REST API that speaks JSON.

Interactive response preview →
GET /api/codes/P0301
{
  "code": "P0301",
  "type": "Powertrain",
  "technical_definition": "Cylinder 1 Misfire Detected",
  "beginner_guide": "Cylinder 1 is not firing. Check spark plug, coil pack, and injector..."
}

Early Access.

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Command Center Intelligence

Choose the level of tactical intelligence your fleet requires.

Developer Free

$0/mo

Perfect for prototyping & learning.

  • 500 Monthly Requests
  • Full Database Access
  • Beginner Repair Guides
  • JSON API Access
  • Community Support
Activate Free

Enterprise Business

$149/mo

Perfect for high-volume fleet software.

  • Unlimited API Access
  • Dedicated Infrastructure
  • Custom Data Strategy
  • 24/7 Priority Comms
  • SLA Guarantee
Claim Sovereignty

API Reference

GET /api/codes

Returns a paginated list of all codes. Parameters: page, limit.

GET /api/codes/:code

Returns details for a specific OBD2 code (e.g., /api/codes/P0420).

GET /api/search?q=:query

Search the database for specific keywords or codes.