Toyota Camry Hybrid AHV40 Manual page 267

BE-6
BODY ELECTRICAL - MULTIPLEX COMMUNICATION
JCAN
1. General
D The '07 Camry Hybrid model uses two types of CAN that have different communication speeds: HS-CAN
(500 kbps) and MS-CAN (250 kbps).
D The HS-CAN consists of the CAN No.1 bus. The terminating resistors of the CAN No.1 bus are built into
the THS ECU and meter ECU.
D The MS-CAN consists of the MS bus. The terminating resistors of the MS-bus are built into the main body
ECU and certification ECU.
D The main body ECU, which has a gateway function, is used to transmit data between the CAN No.1 bus
and the MS bus.
"
Image of Data Transmission between Buses
Main Body ECU
(with Gateway Function)
CAN No.1 Bus
Data
Transmission
Between
Buses
MS Bus
1
* : The option connector is provided for connecting the bus buffer, which is designed for use with dealer
option parts, to the CAN No.1 bus. When no dealer option parts are installed, it is not used.
2
* : Only for models with Navigation with AV system.
A
Data Transmission
HS-CAN
Data Transmission
MS-CAN
CAN No.1 Bus
D THS ECU D DLC3
D A/C ECU D Meter ECU
D Skid Control ECU D EPS ECU
D Steering Angle Sensor
D Yaw Rate & Deceleration Sensor
D Airbag Sensor Assembly
D Option Connector* D Audio Head Unit*
1
D Main Body ECU
MS Bus
D Main Body ECU
D Certification ECU
2
025BE53P