The rain that affected the first free practice session intensified ahead of the second 90-minute period for the 6 Hours of Fuji, Round 7 of the 2017 FIA World Endurance Championship.
FP2 was also interrupted by a lengthy red flag after Vitaly Petrov crashed his CEFC Manor TRS Racing LMP2 car 22 minutes into the session. The Russian drove the damaged car back to the pits but barrier repairs and further heavy rain delayed the restart, with only 25 minutes of running.
At the chequered flag it was the no7 Toyota of Jose-Maria Lopez with a 1m39.202 lap, 1.3 seconds ahead of the no1 Porsche of reigning World Champion Neel Jani
Olivier Pla was fastest in the no66 Ford GT, the French driver posting a 1m52.658s lap, 0.052 seconds ahead of the two Porsche 911s with the no91 car ahead of the no92 911 by just 0.009s.
The LMP2 championship leading no38 Jackie Chan DC Racing Oreca of Thomas Laurent was fastest with a 1m47.437, ahead of the no31 Vaillante Rebellion Oreca of Bruno Senna by just 0.084s at the chequered flag.
The no61 Clearwater Racing Ferrari of Keita Sawa was the quickest car in LMGTE Am, the Japanese driver claiming the top spot by just 0.026s ahead of the no54 Spirit of Race Ferrari of Francesco Castellacci in the very wet conditions,
The third and final Free Practice session before qualifying is scheduled to begin at 11h20 (local) / 03h20 CET on Saturday 14 October.