Do it yourself
Frequently asked questions about cars and motorcycles
  1. Motorcycles
  2. :
  3. Sym
  4. : Simphony St 125
If the oil warning light appears on your Sym Symphony ST 125, do not panic. This light comes on every 1,000 miles to remind you to change the oil and filter. The operation is quite simple, and besides being able to do it at any garage, if you have some DIY skills, it can easily be done in your garage. Once you have changed the oil, the light must be reset. To do this, press the "mode" button until the "oil" option appears. At this point, quickly press the "set" button twice, and you're done! This procedure applies to almost all models from this manufacturer.

Updated on 24 April 2026 by ScegliAuto

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How to replace the motor oil in the KTM Duke 250?

In this tutorial we can see how to replace the engine oil in the KTM Duke 250, an extremely simple and quick operation. First of all, make sure that the engine is sufficiently cold, then place a container underneath it and open the cap of the fill hole. Next, locate the drain hole bolt, unscrew it using a socket wrench and remove the secondary filter, which should be cleaned and reinserted. At this point, open the main filter housing, insert the replacement, reassemble everything and pour the new oil through the appropriate hole.

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