RX 400h AWD V6-3.3L (3MZ-FE) Hybrid (2007)
c. Based on serial communication, various ECUs are connected on a network to exchange various pieces of information. Such a system is called a
multiplex communication system.
1. The BEAN uses a ring and bus style of network to connect ECUs. This style of communication method is called a daisy chain. In a daisy
chain, communication can be maintained even if the network has an open circuit.
2. The AVC-LAN uses a star style, which is centered on the multi-display or audio head unit.
