Three problems related to service brakes have been reported for the 2016 Lexus RX. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2016 Lexus RX based on all problems reported for the 2016 RX.
Loss of power brake assist. The Lexus dealer diagnosed a failed vacuum pump. This is common with the 2016/2017 Rx 350's. Lexus has admitted a manufacturing problem with the pumps and has a service bulletin (l-sb-0010-18) and a safety recall on the 2017's (jld j2d). The recall should be extended to the 2016's. There are tons of people posting on the internet about failed vacuum pumps and resultant safety issues.
2016 Lexus Rx-360. Consumer stated that failed to stop which resulted in a collision.
“low braking power” message.