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Fault codes, special functions, and what they cost to get wrong

What a code means, what to check before quoting a part, and which jobs a bay can stop sending to a dealer. Written by the people who answer the phone.

Emission ControlOBD vs. EOBD: History, Differences, and Why Two Systems ExistDiscover the key differences between OBD and EOBD systems, their historical origins, and why two separate vehicle diagnostic standards were developed. Learn how they impact vehicle diagnostics and ...September 8, 2024 · 3 min read

• Brake diagnostics

  Understanding C Codes: Why You Need an Advanced OBD Scanner for Chassis Diagnostics

  September 7, 2024 · 3 min read

• OBD2 Codes

  Understanding OBD2 Fault Codes P0031-P0040: Oxygen Sensors and Turbocharger Issues

  September 6, 2024 · 4 min read

• Camshaft Timing

  Explaining OBD2 Fault Codes P0021-P0030: Causes, Symptoms, and Fixes

  September 5, 2024 · 3 min read

• Automotive Communication

  Understanding OBD2 Protocols: A Deep Dive into CAN, KWP, and More

  September 4, 2024 · 4 min read

• Automotive Technology

  How to Evaluate a Pre-Owned Car: The Crucial Role of OBD Scanners in Your Decision

  September 3, 2024 · 3 min read

• Automotive Tools

  Unlock Professional-Level Diagnostics with the GaragePro Advanced Plus Scanner

  September 2, 2024 · 3 min read

• Automotive Technology

  EGR Valve Function and Its Detection through OBD2 Diagnostics

  September 1, 2024 · 2 min read

• Automotive Technology

  Essential Guide to Injector Coding: Why It's Needed and How to Do It with OBD Scanners

  August 31, 2024 · 3 min read

• Advanced OBD2 Features

  How to Use OBD2 Data for Preventive Maintenance

  August 30, 2024 · 2 min read

• Automotive Tools

  A Journey Through Time: How Vehicle Diagnostic Codes Were Read Before OBD Systems

  August 29, 2024 · 3 min read

• Car Maintenance

  Exploring the Differences Between OBD-I and OBD-II: Why It Matters for Your Vehicle Diagnostics

  August 28, 2024 · 4 min read

• Car Maintenance

  Understanding OBD-II Freeze Frame Data: Unlocking Hidden Insights for Precise Diagnostics

  August 27, 2024 · 3 min read

• Camshaft Position

  Comprehensive Guide to OBD-II Fault Codes P0011 to P0020

  August 26, 2024 · 3 min read

• Car Diagnostics

  Understanding OBD-II Pin Layouts: A Complete Guide for DIY Car Diagnostics

  August 25, 2024 · 2 min read

• Camshaft Position

  Understanding OBD-II Codes P0001 to P0010: Symptoms, Causes, and Solutions

  August 24, 2024 · 3 min read