How to test Oxygen sensor | FULL GUIDE
Forget BS guides to test the O2 sensor. Before I had to test mine, I watched and read a bunch of confusing content online. Now … Read more
Diagnostics guides
What is a Bi-Directional OBD scanner?
“Bi-directional” means it can both read data from your car and send commands back to it. In other words, it can talk to your car … Read more
Introduction to OBD-II
First, you have to understand how the OBD2 system works. To demonstrate that I will use my Renault Kangoo (it had 4×4, pretty fun thing to … Read more
OBD2 FREEZE FRAME
Freeze frame data is a set of information your car’s computer saves when it detects a problem. Imagine it as your car taking a selfie … Read more
How to read car fault codes
Check how to read car fault codes as a beginner and find out why is your check engine or other dashboard light illuminated. There is … Read more
Fuel trims explained | STFT, LTFT (%)
Here are the fuel trims explained in very simple language to help you understand what these readings tell and how can you use them to … Read more
OBD2 readiness monitors explained
I/M Readiness (Inspection/Maintenance Readiness) indicates if your vehicle’s emissions control system has completed self-tests. It’s a basic feature accessible on most OBD2 scan tools, showing … Read more
What are 10 OBD modes?
OBD modes provide different functions for diagnosing and solving vehicle issues. Here’s a quick guide to the 10 OBD modes: Mode $01 – Current Data … Read more
Bank 1 vs Bank 2: Locate them on any vehicle
When dealing with your car’s engine data, the terms Bank 1 and Bank 2 can be confusing. Here’s a quick guide to help you out. … Read more
