CAN COMMUNICATION SYSTEM
Figure 1. LHD Models
| *A | Models with Lexus Safety System + | *B | Models with Seat Position Memory Function |
| *C | Models with Triple Beam Headlight | - | - |
| *1 | MILLIMETER WAVE RADAR SENSOR ASSEMBLY | *2 | POWER STEERING ECU ASSEMBLY |
| *3 | OUTER MIRROR CONTROL ECU ASSEMBLY (RH) | *4 | FORWARD RECOGNITION CAMERA |
| *5 | ECM | *6 | HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY LH |
| *7 | SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) | *8 | OUTER MIRROR CONTROL ECU ASSEMBLY (LH) |
Figure 2. LHD Models
| *A | Models with G-BOOK System | *B | Models with ERA-GLONASS System |
| *C | Models with Lexus Safety System + | *D | Models with Stop and Start System |
| *E | Models with ASC System | *F | Models with Variable Gear Ratio Steering System |
| *G | Models with Power Tilt and Power Telescopic System | *H | Models with Single Beam Headlight |
| *1 | TELEMATICS TRANSCEIVER (DATA COMMUNICATION MODULE) | *2 | DRIVING SUPPORT ECU ASSEMBLY |
| *3 | RADIO RECEIVER ASSEMBLY | *4 | AIR CONDITIONING AMPLIFIER ASSEMBLY |
| *5 | CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) | *6 | ENGINE STOP AND START ECU |
| *7 | STEREO COMPONENT EQUALIZER ASSEMBLY | *8 | FRONT STEERING CONTROL ECU |
| *9 | AIRBAG ECU ASSEMBLY | *10 | YAWRATE SENSOR |
| *11 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) | *12 | MULTIPLEX TILT AND TELESCOPIC ECU |
| *13 | HEADLIGHT LEVELING ECU ASSEMBLY | - | - |
| *a | Refer to Service Bulletin for the installation position of the part. | - | - |
Figure 3. LHD Models
| *A | Models with LEXUS Parking Assist-sensor System | *B | Models with CAN Compatible Optional Devices |
| *C | Models with Variable Gear Ratio Steering System | *D | Models with Adaptive Variable Suspension System |
| *1 | STEERING SENSOR | *2 | NO. 2 CAN JUNCTION CONNECTOR |
| *3 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) | *4 | CLEARANCE WARNING ECU ASSEMBLY |
| *5 | NO. 2 CAN JUNCTION TERMINAL | *6 | COMBINATION METER ASSEMBLY |
| *7 | OPTION CONNECTOR (BUS BUFFER ECU) | *8 | NO. 15 CAN JUNCTION CONNECTOR |
| *9 | NO. 20 CAN JUNCTION CONNECTOR | *10 | NO. 12 CAN JUNCTION CONNECTOR |
| *11 | NO. 1 CAN JUNCTION TERMINAL | *12 | ABSORBER CONTROL ECU |
| *13 | NO. 1 CAN JUNCTION CONNECTOR | *14 | NO. 10 CAN JUNCTION CONNECTOR |
| *15 | POSITION CONTROL ECU AND SWITCH ASSEMBLY RH | *16 | POSITION CONTROL ECU AND SWITCH ASSEMBLY LH |
| *17 | DLC3 | *18 | NO. 5 CAN JUNCTION CONNECTOR |
Figure 4. LHD Models
| *A | Models with Variable Gear Ratio Steering System | *B | Models with Blind Spot Monitor System |
| *C | Models with Parking Assist Monitor System | - | - |
| *1 | NO. 18 CAN JUNCTION CONNECTOR | *2 | NO. 17 CAN JUNCTION CONNECTOR |
| *3 | NO. 3 CAN JUNCTION TERMINAL | *4 | REAR STEERING CONTROL ECU |
| *5 | BLIND SPOT MONITOR SENSOR LH | *6 | REAR TELEVISION CAMERA ASSEMBLY |
Figure 5. RHD Models
| *A | Models with Lexus Safety System + | *B | Models with Seat Position Memory Function |
| *C | Models with Triple Beam Headlight | - | - |
| *1 | MILLIMETER WAVE RADAR SENSOR ASSEMBLY | *2 | SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) |
| *3 | OUTER MIRROR CONTROL ECU ASSEMBLY (RH) | *4 | FORWARD RECOGNITION CAMERA |
| *5 | ECM | *6 | HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY LH |
| *7 | POWER STEERING ECU ASSEMBLY | *8 | OUTER MIRROR CONTROL ECU ASSEMBLY (LH) |
Figure 6. RHD Models
| *A | Models with Variable Gear Ratio Steering System | *B | Models with ASC System |
| *C | Models with Lexus Safety System + | *D | Models with Stop and Start System |
| *E | Models with Power Tilt and Power Telescopic System | *F | Models with Single Beam Headlight |
| *1 | FRONT STEERING CONTROL ECU | *2 | CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) |
| *3 | AIR CONDITIONING AMPLIFIER ASSEMBLY | *4 | RADIO RECEIVER ASSEMBLY |
| *5 | STEREO COMPONENT EQUALIZER ASSEMBLY | *6 | DRIVING SUPPORT ECU ASSEMBLY |
| *7 | ENGINE STOP AND START ECU | *8 | MULTIPLEX TILT AND TELESCOPIC ECU |
| *9 | DLC3 | *10 | AIRBAG ECU ASSEMBLY |
| *11 | YAWRATE SENSOR | *12 | HEADLIGHT LEVELING ECU ASSEMBLY |
Figure 7. RHD Models
| *A | Models with LEXUS Parking Assist-sensor System | *B | Models with Variable Gear Ratio Steering System |
| *C | Models with Adaptive Variable Suspension System | - | - |
| *1 | CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) | *2 | STEERING SENSOR |
| *3 | NO. 2 CAN JUNCTION CONNECTOR | *4 | MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) |
| *5 | CLEARANCE WARNING ECU ASSEMBLY | *6 | NO. 2 CAN JUNCTION TERMINAL |
| *7 | NO. 19 CAN JUNCTION CONNECTOR | *8 | NO. 8 CAN JUNCTION CONNECTOR |
| *9 | COMBINATION METER ASSEMBLY | *10 | NO. 1 CAN JUNCTION TERMINAL |
| *11 | NO. 1 CAN JUNCTION CONNECTOR | *12 | ABSORBER CONTROL ECU |
| *13 | NO. 16 CAN JUNCTION CONNECTOR | *14 | POSITION CONTROL ECU AND SWITCH ASSEMBLY RH |
| *15 | POSITION CONTROL ECU AND SWITCH ASSEMBLY LH | *16 | NO. 6 CAN JUNCTION CONNECTOR |
| *17 | NO. 14 CAN JUNCTION CONNECTOR | - | - |
| *a | Refer to Service Bulletin for the installation position of the part. | - | - |
Figure 8. RHD Models
| *A | Models with Variable Gear Ratio Steering System | *B | Models with Blind Spot Monitor System |
| *C | Models with Parking Assist Monitor System | - | - |
| *1 | NO. 18 CAN JUNCTION CONNECTOR | *2 | NO. 17 CAN JUNCTION CONNECTOR |
| *3 | NO. 3 CAN JUNCTION TERMINAL | *4 | REAR STEERING CONTROL ECU |
| *5 | BLIND SPOT MONITOR SENSOR LH | *6 | REAR TELEVISION CAMERA ASSEMBLY |