Category: Mk5 Jetta TDI 2009-2010

TDI Turbos Demystified

It can start with a screeching sound on acceleration, a “pop” and a cloud of white smoke, or, at its worst, your car accelerating uncontrollably—a runaway. Or your TDI just stops making power. No matter how it happens, your turbo has failed. And the next question is usually, “Should I upgrade?”   Choosing between a ...

The Best Diesel Fuel Additives

There are many, many different fuel additives available for diesels. A quick google search or a stroll down the aisle at your local parts store will give you plenty of options from which to choose.  Are they necessary and which one is the best?

TDI Service Schedules

Full list of VW TDI service schedules broken down by platform.

How to Bleed & Flush Your Brake Fluid

In this video, we’ll show you how to flush the brake fluid on a MkIV Jetta by using a Motive Power Bleeder.

TDI Mileage over the Years

TDI mileage has been all over the map in recent years. We pulled together data from all over the diesel world to find out why.

Koni Dampers

Everything you ever wanted to know about Koni Shock and Struts.   Basically Koni makes three types of dampers: Twin tube hydraulic (Reds and Orange) Low pressure gas (Yellows and Coilovers) Frequency selective damping (FSDs) Reds have been around the longest, and are twin tube hydraulic dampers that are adjustable outside the car. So you ...

What TDI Do I Have – Jetta & Golfs

MkVI, Mark 4, A4, Mk6, NMS….ALH, BEW, BHW, CJAA – The many VW engine and model codes can be confusing.  In this article we’ll help you sort through it and determine which model you have.

How To Replace Fuel Filter (BRM/CBEA/CJAA)

In this how-to we’ll help you identify what fuel filter your A5 uses, and guide you through the filter change.

Determining Head Gasket Hole Size on your TDI

The only way to find out which head gasket your car needs is to look at the one on your car.  Finding out which one you need is really fast and easy if you know what to look for.

TDI Turbo Failure 101 – Oil Contamination

The #1 cause of turbocharger failure is due to oil contamination.  What is it and how can you avoid it? The turbochargers used in the Volkswagen TDI engines should last for the majority of the vehicle’s lifetime. There are many causes for premature turbocharger failure and this article will concentrate on one cause we see ...