HEAT expands air /water etc. THUS you need more space to solder /braze /weld a cap on
The air srtatergy causes the cap to pop off!
Your Mom HAHAHAHAHA
blocked pcv or excessive piston blowby..
when the liquid gets heated the cap falls of or pops off
Gas caused by fermentation.
You have to pop the cap off on the front of the acrylic handle, then under the cap there will be a screw to undo.
It sould just pop off like a plug in a wine bottle.
the gas inside it
pull it straight up while twisting counter clockwise. It should just pop right off.
If It is the factory res, then it should be screw off.
AnswerLook for a black cap on the right side on top of the throttle body. Pop off that cap and there will be a screw under that cap to adjust the idle.
No