conway regained first place through the next pit stop cycle. tung slid the no. 78 jackie chan oreca at the bus stop chicane and rear-ended the inside tire barrier. he made a pit stop for a replacement rear wing assembly and repairs to the car's front-left bodywork. the two nissan dpis of extreme speed motorsports driven by ryan dalziel and derani retired by hour 14 because of respective terminal gearbox and engine failures. cameron led for three laps before his mechanics called him to pit road to inspect the no. 6 penske car thoroughly for a suspected alternator problem that drained its battery. cameron lost 25 laps to the leaders, and just three entries in the prototype category were now on the lead lap. curran led at the beginning of the 15th hour but lost it to teammate albuquerque when his rear brake light failed to work. a rear wing replacement was mandated at his unscheduled pit stop as he fell off the lead lap. in the 16th hour's opening minutes, the third full course yellow flags were waved for 20 minutes. jörg bergmeister in the no. 73 park place porsche had lightly hit the tire wall alongside the circuit and continued to the pit lane. several cars in gtd took the opportunity to change brake discs during the caution.