Saturday, 24 January 2015

Retractable Spoiler issue

Problem: There's an unpleasant vibration / shudder when the retractable spoiler closes.


After a quick examination it was clear to see that there was a bit of 'play' at the pivot points on the left and right supporting arms, suggesting that some of the bushes had perished over the years.


I ordered some new ones plus a bunch of clips as I knew that I had to remove the protective grill to get access, and those original clips tend to break as you have to 'work' them off.


A blanket or cover is always a good idea to ensure you don't lose anything into the engine bay. Simply remove the 8 clips that run around the perimeter, undo the 2 screws of the plastic guard that covers the mechanical parts, and unclip the spoiler blind to free the protective grill.


Then you'll have access to loosen off the bolts using an allen key. You won't need to hold the nuts on the other side with a spanner as they're welded. Simply replace bushes on the bolts that need doing. There were 3 in my case. I found that replacing the bushes helped but unfortunately didn't fully eradicate the play. Dad suggested I added an additional washer to each of them (he had a few lying around in his never ending box of tricks) in order to pull the whole assembly tightly together horizontally. It did the trick. Good old Dad! I tested the spoiler and no more shudder! Job done, like they say.


All that was left to do was to put the protective grill back in position. With a socket simply press fit the new clips onto the plastic clamps.


One retractable spoiler restored back to it's former Zuffenhausen glory!  


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