Search found 2 matches
Search found 2 matches • Page 1 of 1
- Tue May 14, 2019 6:56 pm
- Forum: Twinshock & Classic Trials
- Topic: TY250D carby issues
- Replies: 6
- Views: 2180
If the carby clean doesn’t fix the problem then it’s likely you have a vacuum leak. Commonly, the crankshaft seal under the magneto will need replacing. A leaking seal will cause it to run lean, hence the need to use the choke. Regardless, any Yamaha dealer can fix your problem.