L-SB-0008-25

Some 2016 – 2018 model year GS 450h, 2013 – 2016 model year LS 600h, and 2018 – 2021 model year NX 300h vehicles may exhibit a condition in which the brake, ABS, and/or TRAC warning lights are on and/or a Check VSC message displays. One or more of the following specific Diagnostic Trouble Codes (DTCs) C1391, C1252, C1256, and/or C1253 will be stored in the vehicle memory to be used as verification. This condition may be caused by a small internal brake fluid leak inside the brake actuator.