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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001ARBX |  
                        | Model Year Start: 2019 | Model: Avalon HV | Prod Date Range: [04/2018 - 08/2021] |  
                        | Title: SUPPLEMENTAL RESTRAINT SYSTEMS: SEAT POSITION SENSOR: REMOVAL; 2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021] |  REMOVALCAUTION / NOTICE / HINTThe necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during seat position airbag sensor removal/installation are shown below. Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model)
                     
                        
                        
                        
                        
                     
                     
                        
                           | Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |  
                           
                         
                           | Disconnect cable from negative auxiliary battery terminal | Perform steering sensor zero point calibration | Lane Departure Alert System (w/ Steering Control) | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  
                           | Pre-collision System |  
                           | Intelligent Clearance Sonar System* |  
                           | Lighting System (for Gasoline Model with Cornering Light) |  
                           | Memorize steering angle neutral point | Parking Assist Monitor System | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM (for Gasoline Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  
                           | Panoramic View Monitor System | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for Gasoline Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)
                     
                        
                        
                        
                        
                     
                     
                        
                           | Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |  
                           
                         
                           | Disconnect cable from negative auxiliary battery terminal | Perform steering sensor zero point calibration | Lane Departure Alert System (w/ Steering Control) | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon HV [04/2018 - 08/2021]; PRE-COLLISION: PRE-COLLISION SYSTEM (for HV Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  
                           | Pre-collision System |  
                           | Intelligent Clearance Sonar System* |  
                           | Lighting System (for HV Model with Cornering Light) |  
                           | Memorize steering angle neutral point | Parking Assist Monitor System | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM(for HV Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  
                           | Panoramic View Monitor System | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon HV [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for HV Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  PROCEDURE1. REMOVE FRONT SEAT ASSEMBLY LH Click here
                        
                           
                              ![2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; SEAT: FRONT SEAT ASSEMBLY: REMOVAL](/t3Portal/stylegraphics/info.gif)  ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: FRONT SEAT ASSEMBLY: REMOVAL](/t3Portal/stylegraphics/info.gif)  2. REMOVE POSITION CONTROL ECU ASSEMBLY (w/ Seat Position Memory System) Click here
                        
                           
                              ![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; SEAT: POWER SEAT CONTROL ECU: REMOVAL+](/t3Portal/stylegraphics/info.gif)  3. REMOVE SEAT POSITION AIRBAG SENSOR 
                     
                        
                           | (a) Disengage the clamp and disconnect the connector. |  |  
                     
                        
                           | (b) Using a T30 "TORX" socket wrench, remove the "TORX" bolt and seat position airbag sensor with the seat slide position sensor protector. |  |  (c) Disengage the pin to remove the seat position airbag sensor from the seat slide position sensor protector as shown in the illustration.   
                     
                        
                        
                     
                     
                        
                           |   | Remove in this Direction |  |