CAN COMMUNICATION SYSTEM(for LHD) SYSTEM DIAGRAM

B002C2DE02
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B002B8W CAN Main Bus Line B002B4M Terminating Resistor
B002BAY CAN Branch Line * Gateway Function Equipped ECU
B002B6O Bus Monitored Direction - -
B002BGSE01
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B002B8W CAN Main Bus Line B002B4M Terminating Resistor
B002BAY CAN Branch Line * Gateway Function Equipped ECU
Bus Code ECU/Sensor Name CAN DTC Storage Note
- CGW Central gateway ECU - -
V Bus DLC DLC3 - -
Bus 2 ENG ECM Available -
PKB Parking brake ECU assembly Available -
BDB Main body ECU (multiplex network body ECU) Available

  • The main body ECU (multiplex network body ECU) functions as a gateway between the bus 2 and sub bus 1

  • Also connected to LIN communication system
ECB Skid control ECU assembly Available -
STR Steering angle sensor - -
ABG Airbag sensor assembly - -
YGS Yaw rate sensor - -
IDT Certification ECU (smart key ECU assembly) Available Also connected to LIN communication system
ACN Air conditioning amplifier assembly Available Also connected to LIN communication system
EPS Power steering ECU assembly Available -
HUD Combination meter mirror ECU Available w/ Headup Display System
VGR Front steering control ECU Available w/ Variable Gear Ratio Steering System
MET Combination meter assembly Available -
EHV Power management control ECU Available -
CAN J/C No.1 No. 1 CAN junction connector - -
CAN J/C No.2 No. 2 CAN junction connector - -
CAN J/C No.3 No. 3 CAN junction connector - -
Bus 3 AVN Multi-media module receiver assembly Available -
DCM Telematics transceiver Available w/ Telematics Transceiver
CAN J/C No.4 No. 4 CAN junction connector - -
Bus 4 ECB Skid control ECU assembly Available -
SCS Absorber control ECU Available w/ Adaptive Variable Suspension System
EPS Power steering ECU assembly Available -
VGR Front steering control ECU Available w/ Variable Gear Ratio Steering System
DS1 Driving support ECU assembly Available w/ Pre-crash Safety System
ARS Rear steering control ECU Available w/ Dynamic Rear Steering System
ST1 No. 1 CAN junction terminal - -
CAN J/C No.5 No. 5 CAN junction connector - -
CAN J/C No.6 No. 6 CAN junction connector - -
CAN J/C No.7 No. 7 CAN junction connector - -
Bus 5 EHV Power management control ECU Available -
AFS Headlight ECU sub-assembly LH Available -
SCS Absorber control ECU Available w/ Adaptive Variable Suspension System
DS1 Driving support ECU assembly Available w/ Pre-crash Safety System
FCM Forward recognition camera Available w/ Pre-crash Safety System
FRD Millimeter wave radar sensor assembly - w/ Pre-crash Safety System
CSR Clearance warning ECU assembly Available w/ LEXUS Parking Assist-sensor System
BSR Blind spot monitor sensor RH Available w/ Blind Spot Monitor System
CAN J/C No.4 No. 4 CAN junction connector - -
CAN J/C No.8 No. 8 CAN junction connector - -
CAN J/C No.9 No. 9 CAN junction connector - -
Sub Bus 1 BDB Main body ECU (multiplex network body ECU) Available

  • The main body ECU (multiplex network body ECU) functions as a gateway between the bus 2 and sub bus 1

  • Also connected to LIN communication system
BKD Luggage closer motor assembly - w/ Power Trunk Lid System
Multiplex network door ECU - w/o Power Trunk Lid System
DST Position control ECU assembly LH Available except Standard Seat Type
Power seat switch assembly - for Standard Seat Type
PST Position control ECU assembly RH Available for Luxury Seat Type
DFL Front multiplex network door ECU LH Available Also connected to LIN communication system
DFR Front multiplex network door ECU RH Available Also connected to LIN communication system
TAT Multiplex tilt and telescopic ECU Available -
ST2 No. 2 CAN junction terminal - -
CAN J/C No.5 No. 5 CAN junction connector - -
CAN J/C No.7 No. 7 CAN junction connector - -
CAN J/C No.10 No. 10 CAN junction connector - -
Sub Bus 15 ENG ECM Available -
ECB Skid control ECU assembly Available -
EHV Power management control ECU Available -
CAN J/C No.4 No. 4 CAN junction connector - -