Tag Archive for: 2.5l engine

Failed 2.5 VW vacuum pump

Today we learn how to replace the vacuum pump on 2.5l VW engines. When the 2.5l vacuum pump fails it will cause an engine oil leak. This oil leak can be mistaken for a rear main seal leak. This DIY will apply to the Jetta, Rabbit, Beetle, Passat and Jetta SportWagen with automatic transmissions.

Show resources:


This is not technically a by the book repair. You really need to watch the entire video before attempting this repair.

Tools needed for this DIY:

  • Ratchet
  • Extentions
  • T30 Torx
  • T25 Torx
  • Hose clamp pliers
  • 10mm socket
  • 12mm socket
  • 13mm socket
  • Torque wrench
  • flat blade screw driver
  • magnetic tray
  • prybar
  • brake cleaner
  • shop towels

Trouble viewing? Watch “Replacing VW 2.5l Vacuum Pump ~ The Easy Way” on YouTube.

As always I love to hear your thoughts. Please post them in the comments section below. If you have an idea for a show you can email me, or use the contact me form! Don’t forget to follow me at:

How VW Parts Fail ~ 2.5L Valve Cover with PCV Valve

How VW Parts Fail ~ 2.5L Valve Cover with PCV ValveOn this episode of “How VW Parts Fail” we are looking at the failure of the 2.5L PCV valve built in to the valve cover. This engine was the common engine in many VW cars. The Jetta, Rabbit, Jetta SportWagen, Beetle and Passat all came with the 2.5L engine. The valve failing could cause the check engine light to come on, as well as a rough idle. Today we are going to look at how it fails, as well as how to diagnose it.

Sponsor Of The Day
Today’s show is sponsored by Deutsche Auto Parts. They are the VW and Audi parts experts. They have great prices and awesome service. Plus they work really hard on a ton of VW DIY videos. Paul and the fellas at DAP are awesome. Also check out their new site at SHOPDAP.com

Join me as we break down(hopefully not):

Trouble viewing? Watch “How VW Parts Fail ~ 2.5L Valve Cover with PCV Valve” on YouTube.

As always, your questions and comments are welcome.
Please post them below. If you would like to suggest a part of a show like this, email me Charles(at)HumbleMechanic(dot)com. Thanks again to Deutsche Auto Parts for being such a great sponsor.How VW Parts Fail ~ 2.5L Valve Cover with PCV Valve

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