Technical videos

Knowledge transfer via video – our technical videos provide you with useful information on our products, such as hands-on fitting instructions and system descriptions.

Secondary air system – Basic information

When a petrol engine is cold-started, large quantities of carbon monoxide and unburned hydrocarbons are generated. The secondary air system is the most trusted method of reducing these pollutants.
This podcast shows the construction, operating method and components of the secondary air system.

Completion of cylinder heads for utility vehicles

In this podcast, you will learn which installation steps and inspections are required when assembling new cylinder heads.

Vacuum pumps – Basic information

Vacuum pumps can be found in every diesel vehicle and in many direct injection engines: they create vacuums for brake boosters and many pneumatic devices.


Measurement of piston protrusion

Following reconditioning of the engine block or the crank mechanism the piston protrusion in diesel engines must be checked. In our new podcast we show you which important points to consider during measurement.we show you which important points to consider during measurement.


Exchange of the air mass sensor LMS4

Using the BMW 520d as an example, we show you the most important steps and advantages when replacing the air mass sensor installed by the manufacturer with a PIERBURG air mass sensor (type LMS4).


Mounting of piston rings

The mounting of piston rings bears a lot of potential for mistakes. We show you the most important points that need to be considered.



Installation of cylinder liners

We show you the required steps and checks for the installation of wet cylinder liners as well as the correct handling of O-rings.