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Home >> Lexus >> 2025 >> RX 350h Premium >> Repair and Diagnosis (Single Page) >> Brakes >> Mechanical - Hydraulic >> Electronically Controlled Brake System - Diagnostic Codes (5 Of 9) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (except Gasoline Model) >> DTC U0110-00: Lost Communication with Drive Motor Control Module "A"; DTC U0129-87: Lost Communication with Brake System Control Module "A" Missing Message; DTC U0293-00: Lost Communication with Hybrid/EV Powertrain Control Module; DTC U1106-00: Lost Communication with Electric Parking Brake Module; DTC U1150-00: Lost Communication with Hybrid Powertrain Control Module (ch2); DTC U117D-87: Lost Communication with Brake System Control Module (ch4) Missing Message [10/2022 - ] >> Monitor Strategy
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Monitor Strategy

Related DTCs U0110 (Case 2): Lost communication with DMCM "A" (CH2)
U0129: Lost communication with BSCM (CH1)
U0293: Lost communication with HPCM (CH1)
U1150: Lost communication with HPCM (CH2)
U117D: Lost communication with BSCM (CH2)
Required Sensors/Components(Main) No. 2 skid control ECU (brake actuator assembly)
Required Sensors/Components(Related) No. 2 skid control ECU (brake actuator assembly)
Frequency of Operation Continuous
Duration 2 seconds
MIL Operation Immediately
Sequence of Operation None
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