Oh no – A check engine light!

Ah, the dreaded little engine light. Sometimes it goes away when we go over a speed bump too hard, sometimes it means imminent doom. How do we know? How can we tell? What if we’re going to buy a car, (We’ll use an Audi A4 in this example) and the guy selling it tells you that it carries a P0411 code when he scans it? Yes, we can, through a quick Google, tell that it is a Secondary Air Injection Flow issue, (If you’re curious, read up here) but what if you’re out of Wifi, or cell data, and you are looking at the car in person? This quick guide will act as a cheat sheet for you petrol heads!

This file is available via a .pdf download for quick viewing on any device! It breaks the main four diagnostics down so you can identify if it is a network, chassis, body, or powertrain related issue! Combine this with the guide located below, and you should look like an expert the next time you go to purchase a vehicle, or help a friend out with theirs!

Share this article to save a life!

OBDII Diagnostic Trouble Codes

Oh no – A check engine light!

Ah, the dreaded little engine light. Sometimes it goes away when we go over a speed bump too hard, sometimes it means imminent doom. How do we know? How can we tell? What if we’re going to buy a car, (We’ll use an Audi A4 in this example) and the guy selling it tells you that it carries a P0411 code when he scans it? Yes, we can, through a quick Google, tell that it is a Secondary Air Injection Flow issue, (If you’re curious, read up here) but what if you’re out of Wifi, or cell data, and you are looking at the car in person? This quick guide will act as a cheat sheet for you petrol heads!

This file is available via a .pdf download for quick viewing on any device! It breaks the main four diagnostics down so you can identify if it is a network, chassis, body, or powertrain related issue! Combine this with the guide located below, and you should look like an expert the next time you go to purchase a vehicle, or help a friend out with theirs!

Share this article to save a life!

OBDII Diagnostic Trouble Codes
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