Hawaii’s Department of Health reports that at least 10% of Hawaii’s auto deaths were the result of distracted drivers. As of July 1, 2013, handheld cell phone use and texting is prohibited for all Hawaii drivers. All cell phone use (handheld and hands-free) is prohibited for Hawaii’s novice drivers (drivers under 18).
In addition to "absolute speed limits" (see below), Hawaii's "basic speeding law" prohibits driving at a speed greater than is reasonable and prudent and having regard to the actual and potential hazards and conditions then existing. (Haw. Rev. Stat. Ann. § § 291C-101 & 291C-198(a) (2017).) Penalty
If you get caught running a stop sign or red light in Hawaii, you’ll typically be looking at a fine. This article gives an overview of what the law prohibits and some specific consequences of a stop sign or red light ticket.