AutoDoc — Blog

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Featured Article

Complete Guide

Understanding OBD-II Fault Codes: A Complete Diagnostic Guide

Everything you need to know about P, B, C, and U codes — what they mean, how to diagnose them, and when to call a mechanic versus fixing it yourself.

Imesh Abeysinghe

Mar 14, 2025

12 min read

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Troubleshooting

How to Diagnose a P0300 Random Misfire

Step-by-step diagnosis for the most common engine fault code. Includes spark plug inspection, compression testing, and injector checks.

Mar 10 · 8 minREAD MORE →

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Technology

How AI Is Changing Vehicle Diagnostics in 2025

From GPT-4 to Claude Sonnet — how large language models are being trained on automotive data to deliver mechanic-grade diagnosis.

Mar 07 · 6 minREAD MORE →

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Guide

P0420 Catalyst Efficiency: Replace or Wait?

The P0420 code scares drivers into unnecessary catalytic converter replacements. Learn how to check your O2 sensors first.

Mar 03 · 5 minREAD MORE →

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Safety

Warning Signs You Should Never Ignore While Driving

Brake fade, steering pull, smoke from the hood — these symptoms demand you stop immediately. AutoDoc's safety protocol explained.

Feb 28 · 4 minREAD MORE →

EV vs Petrol Diagnostics: Key Differences Every Driver Should Know

Feb 22 · 7 min · TECHNOLOGY

What Does the Check Engine Light Actually Mean?

Feb 18 · 5 min · BEGINNER GUIDE

Turbo Failures: Early Symptoms and Diagnosis with AutoDoc

Feb 12 · 9 min · TROUBLESHOOTING

AutoDoc vs Traditional OBD Scanners: A Feature Comparison

Feb 05 · 6 min · COMPARISON

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