Originally Posted By: The Critic
On a 2nd gen Prius, 1/4 qt will likely result in reduced fuel economy and oil pooled in the throttle body.
Larger amounts of overfill supposedly, according to a TSB, will result in a no-start.
wow, is it that bad? My car got a 1.6L , economical on gas, is smaller engine are more sensitive to overfill?