I busted a dipstick clip on my 6-week-old Golf R while struggling to pull out the dipstick. Not known for ham-fistedness, I went to the service department & asked them to show me how to remove the stick. Even with only one clip remaining he struggled. I asked for a new stick but was refused "you broke it". I pointed out the stupid design whereby the clips go under a lip on top of the tube and while there's a ramp on the clip to ease pushing down, there's none the other way to ease pulling up. googling reveals a lucrative marked in replacement tubes and sticks.
Today I made two cutouts on the tube lip, opposite each other and about 30 degrees anti-clockwise when you twist the stick from where the clips lock under the lip. Beforehand I moistened a tissue with oil and put it in the dipstick hole to catch filings. I also packed rag below the work-site to catch anything I dropped.
The clips still caught a little so I filed downwards on the cutout to make it flush with the tube outer surface and the clips no longer catch there. They will not break now.
Surprisingly, twisting the stick so the clips going up via the cutouts the dipstick was still very hard to pull out .. it came out all of a sudden and required quite a pull. If you had your head over the stick handle you would smack yourself in the face. Then I tried engine oil on the o-ring and that made very little difference. I even smeared oil down the hole and no difference. I had to conclude that the o-ring is a VERY tight fit in the tube and was removing the oil as it slipped up the tube. Next I tried rubbing graphite on the ring and inside the tube and BINGO, HOORAY and YOU LITTLE BEAUT .. it pulls out smoothly and I had fun wanking it in and out several times. As the graphite is now integrated into the rubber of the o-ring and the plastic of the tube I expect it to be a permanent fix.
Today I made two cutouts on the tube lip, opposite each other and about 30 degrees anti-clockwise when you twist the stick from where the clips lock under the lip. Beforehand I moistened a tissue with oil and put it in the dipstick hole to catch filings. I also packed rag below the work-site to catch anything I dropped.
The clips still caught a little so I filed downwards on the cutout to make it flush with the tube outer surface and the clips no longer catch there. They will not break now.
Surprisingly, twisting the stick so the clips going up via the cutouts the dipstick was still very hard to pull out .. it came out all of a sudden and required quite a pull. If you had your head over the stick handle you would smack yourself in the face. Then I tried engine oil on the o-ring and that made very little difference. I even smeared oil down the hole and no difference. I had to conclude that the o-ring is a VERY tight fit in the tube and was removing the oil as it slipped up the tube. Next I tried rubbing graphite on the ring and inside the tube and BINGO, HOORAY and YOU LITTLE BEAUT .. it pulls out smoothly and I had fun wanking it in and out several times. As the graphite is now integrated into the rubber of the o-ring and the plastic of the tube I expect it to be a permanent fix.
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