Home >> Lexus >> 2017 >> IS 200t Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (8AR-FTS) - Diagnostic Codes (14 Of 14) & Symptom Tests (1 Of 4) >> SFI System >> DTC U0129-87: Lost Communication with Brake System Control Module Missing Message [09/2022 - ] >> Monitor Strategy