O

off (e.g. light off/out)
off-the-car brake lathe
ohms
oil
on (e.g. illuminated or running)
open
open (n) (i.e. open circuit)
open ground
O-ring
out of adjustment
outboard
out-of-parallel
out-of-round
out-of-square
overadjusted
overfilled
overheated
oversized
overtorqued

off (e.g. light off/out)
off-the-car brake lathe
ohms
oil
on (e.g. illuminated or running)
open
open (n) (i.e. open circuit)
open ground
O-ring
out of adjustment
outboard
out-of-parallel
out-of-round
out-of-square
demasiado ajustado
sobrellenado
sobrecalentado
sobremedida
sobreapretada