LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2018 >> RC F >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System - Diagnostics - Introduction (01 Of 17) >> Can Communication System >> System Diagram [11/2017 - 03/2019] >> System Diagram [11/2017 - 03/2019]

System Diagram [11/2017 - 03/2019]

  1. OVERALL CAN BUS DIAGRAM 
    1. The CAN communication system is composed of 6 buses.
      GTY809638Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      GTY781113Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      CAN Main Bus Line Terminating Resistor
      CAN Branch Line * Gateway Function Equipped ECU
      Bus Monitoring Direction - -
      Bus Code ECU/Sensor Name CAN DTC Storage Note
      - CGW Central Gateway ECU (Network Gateway ECU) - -
      V Bus DLC3 DLC3 - -
      Bus 2 ENG ECM Available -
      MET Combination Meter Assembly Available -
      EPS Power Steering ECU Assembly Available -
      A/C Air Conditioning Amplifier Assembly Available -
      SMT Certification ECU (Smart Key ECU Assembly) Available The certification ECU (smart key ECU assembly) is also connected to the LIN communication system.
      MB Main Body ECU (Multiplex Network Body ECU) Available
      • The main body ECU (multiplex network body ECU) acts as a gateway between the bus 2 and sub bus 1.
      • The main body ECU (multiplex network body ECU) is also connected to the LIN communication system.
      ASC Stereo Component Equalizer Assembly Available w/ ASC System
      LIT Headlight Leveling ECU Assembly Available for Single Beam Headlight
      BRK Skid Control ECU (Brake Actuator Assembly) Available -
      YGS Yaw Rate Sensor - -
      SRS Airbag ECU Assembly - -
      STR Steering Sensor - -
      TVD Torque Vectoring Differential ECU Assembly Available w/ Torque Vectoring Differential System
      RSC Spoiler Control ECU Assembly Available -
      CAN J/C NO. 1 No. 1 CAN Junction Connector - -
      CAN J/C NO. 2 No. 2 CAN Junction Connector - -
      Bus 3 AV Radio Receiver Assembly Available -
      DCM Telematics Transceiver Available for Lexus Enform Remote Compatible Type
      YGW Option Connector (Bus Buffer ECU) - -
      CAN J/C NO. 3 No. 3 CAN Junction Connector - -
      Bus 5 CS Clearance Warning ECU Assembly Available w/ Intuitive Parking Assist System
      SUS Absorber Control ECU Available -
      DS Driving Support ECU Assembly Available -
      F-CAM Forward Recognition Camera Available -
      F-MR Millimeter Wave Radar Sensor Assembly - -
      BSM Blind Spot Monitor Sensor LH Available w/ Blind Spot Monitor System
      R-CA Rear Television Camera Assembly Available -
      ST2 No. 2 CAN Junction Terminal - -
      CAN J/C NO. 9 No. 9 CAN Junction Connector - -
      CAN J/C NO. 10 No. 10 CAN Junction Connector - -
      CAN J/C NO. 11 No. 11 CAN Junction Connector - -
      Sub Bus 1 MB Main Body ECU (Multiplex Network Body ECU) Available
      • The main body ECU (multiplex network body ECU) acts as a gateway between the bus 2 and sub bus 1.
      • The main body ECU (multiplex network body ECU) is also connected to the LIN communication system.
      MIR-L Outer Mirror Control ECU Assembly (for Driver Side) Available w/ Seat Position Memory System
      MIR-R Outer Mirror Control ECU Assembly (for Front Passenger Side) Available w/ Seat Position Memory System
      T&T Multiplex Tilt and Telescopic ECU Available -
      DST Position Control ECU and Switch Assembly LH - -
      LITM Headlight Light Control ECU Sub-assembly LH Available for Triple Beam Headlight
      PST Position Control ECU and Switch Assembly RH - -
      ST1 No. 1 CAN Junction Terminal - -
      CAN J/C NO. 3 No. 3 CAN Junction Connector - -
      CAN J/C NO. 5 No. 5 CAN Junction Connector - -
      V3 Bus ENG ECM - -
      BRK Skid Control ECU (Brake Actuator Assembly) - -
      TVD Torque Vectoring Differential ECU Assembly Available w/ Torque Vectoring Differential System
      YGS Roll Rate and Vertical Acceleration Sensor - -
      CAN J/C NO. 6 No. 6 CAN Junction Connector - -
      CAN J/C NO. 8 No. 8 CAN Junction Connector - -