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Home >> Lexus >> 2012 >> LS 460 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System (Diagnostic Codes & Circuit Tests) >> Can Communication System >> DTC U1005: Lost Communication with Electronically Controlled Brake Gateway Module >> Description

DTC U1005: Lost Communication with Electronically Controlled Brake Gateway Module: Description

If 2 or more DTCs are output during the DTC check, one side of the CAN branch wire may be open. (One side of the CANH [branch wire]/CANL [branch wire] of the ECU and/or sensor is open.)

DTC Code Symptom Trouble Area
U1005 Lost communication with electronically controlled brake gateway module
  • Steering bus circuit
  • Skid control ECU branch wire or connector
  • Driving support ECU branch wire or connector
  • Yaw rate sensor branch wire or connector
  • Steering angle sensor branch wire or connector
  • Seat belt control ECU branch wire or connector
  • Suspension control ECU branch wire or connector
  • Steering control ECU branch wire or connector
  • ECM main wire or connector
  • Power steering ECU main wire or connector
  • ECM
  • Power steering ECU
  • Skid control ECU
  • Driving support ECU*1
  • Yaw rate sensor
  • Steering angle sensor
  • Seat belt control ECU*2
  • Suspension control ECU*3
  • Steering control ECU*4
  • No. 1 junction connector
  • No. 2 junction connector
  • No. 4 junction connector
  • No. 5 junction connector

HINT: 

*1: w/ Dynamic Radar Cruise Control System, w/ Pre-collision System or w/ Lane Keeping Assist System

*2: w/ Pre-collision System

*3: w/ Air Suspension System

*4: w/ Variable Gear Ratio Steering System