CAN COMMUNICATION SYSTEM
| *A | Models with Entry and Start System | *B | Models with Toyota Safety Sense |
| *C | Models with Stop and Start System | *D | Models for 1KR-FE engine and 1ND-TV engine |
| *E | Models without Stop and Start System | *F | for GRMN |
| *G | Models with ABS with EBD, Brake Assist, TRC and VSC | *H | Models with Display Audio System |
| *1 | Certification ECU (Smart Key ECU Assembly) | *2 | Pre-crash Safety City Sensor |
| *3 | ECM | *4 | Brake Actuator Assembly
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| *5 | Power Steering ECU Assembly | *6 | Main Body ECU (Multiplex Network Body ECU) |
| *7 | No. 1 Junction Connector | *8 | Engine Stop and Start ECU |
| *9 | Power Management Control ECU | *10 | Network Gateway ECU |
| *11 | DLC3 | *12 | Spiral Cable with Sensor Sub-assembly
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| *13 | Air Conditioning Amplifier Assembly | *14 | Airbag Sensor Assembly |
| *15 | Radio and Display Receiver Assembly | *16 | Central Gateway ECU (Network Gateway ECU) |
| *17 | No. 2 Junction Connector | *18 | Combination Meter Assembly |
| *a | Refer to the Service Bulletin for the installation of the part. | *b | This illustration shown is an example only. |