Home >> Lexus >> 2021 >> ES 350 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (2GR-FKS) - Diagnostic Codes (10 Of 10) & Circuit Tests (1 Of 2) >> SFI System >> DTC U0129-87: Lost Communication with Brake System Control Module Missing Message [08/2021 - ] >> Monitor Strategy