Here are pictures of the intake manifold removed from the head for reference.
Vw diesel intake manifold cleaning.
Please don t try this on plastic intake injoy the video.
The intake manifold must be regularly cleaned of carbon buildup.
Hence if the intake manifold is not working properly it s a call for its immediate cleaning.
Redneck vw tdi intake manifold cleaning youtube charlie.
Diy removal and cleaning of intake manifold of carbon build up for 1996 1999 volkswagen jetta or passat tdi.
There is a bunch of video s on you tube of the vw tdi manifold cleaning by fire.
Even the most powerful of on car cleaners cannot break down large buildup safely and through our research and development we believe the best bang for your buck and most professional job is achieved by off car ultrasonic intake manifold cleaning.
The allen bolt locations are circled in red.
This video will show you an easy way to clean any dirty carbon built up on aluminum intake.
If you are worried about too much heat squirt some water on the manifold like this guy.
Bg diesel isc induction system cleaner powers through oil deposits and unburned fuel left behind by the exhaust system.
2 5 back to mk3 faq and how to index.
As is now common knowledge modern diesels build up restrictive carbon in the intake manifold which robs power and economy.
To your surprise the intake manifold can be clean without the help of professional only if the person is comfortable and confident enough to do so.
The inspection is simple enough.
I was going to post this when the thread first started but figured i would get flamed from posting it.
Cleaning the intake manifold.
Systematic procedure of how to clean intake manifold.
I also have had this befor on a 90000 150 model carbon can build up on the valves and they can stick mines has never did it again after a few good burst on the motorway with shell diesel i know one day it will come back on as it needs a proper clean a good indy will have the system to clean it out if its really bad and causes faults all the time am just lucky that mines has freed it.
In most cases when the intake plugging is severe a maf replacement is needed to restore full power after cleaning the intake.
And in this regard here are certain.
Using a pair of pliers designed for the spring tension clamps used by vw remove both of the clamps that retain the hose to the distribution tube and the intake housing.
Note the block off plate on the manifold which disables the egr.