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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001RUUS |  
                        | Model Year Start: 2021 | Model: Avalon HV | Prod Date Range: [08/2020 - 08/2021] |  
                        | Title: AUDIO / VIDEO: AMPLIFIER ANTENNA: REMOVAL; 2021 MY Avalon Avalon HV [08/2020 - 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 amplifier antenna assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model)
                     
                        
                        
                        
                        
                     
                     
                        
                           | Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function When Necessary Procedures are not Performed | Link |  
                           
                         
                           | Disconnect cable from negative 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)  |  CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here
                        
                           
                              ![2021 - 2022 MY Avalon [08/2020 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for Gasoline Model): PRECAUTION](/t3Portal/stylegraphics/info.gif)    Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)
                     
                        
                        
                        
                        
                     
                     
                        
                           | Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function When Necessary Procedures are 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)  |  CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: AIRBAG SYSTEM (for HV Model): PRECAUTION](/t3Portal/stylegraphics/info.gif)    PROCEDURE1.   PRECAUTION NOTICE: After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work. Click here
                        
                           
                              ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; INTRODUCTION: REPAIR INSTRUCTION: PRECAUTION](/t3Portal/stylegraphics/info.gif)  2. REMOVE LUGGAGE TRIM SERVICE HOLE COVER (for HV Model) Click here
                        
                           
                              ![2020 - 2021 MY Avalon HV [08/2019 - 08/2021]; MAINTENANCE: A25A-FXS AUXILIARY BATTERY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  3. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL for A25A-FXS: Click here
                        
                           
                              ![2020 - 2021 MY Avalon HV [08/2019 - 08/2021]; MAINTENANCE: A25A-FXS AUXILIARY BATTERY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  for 2GR-FKS: Click here
                        
                           
                              ![2019 - 2021 MY Avalon [04/2018 - 08/2021]; MAINTENANCE: 2GR-FKS BATTERY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  for A25A-FKS: Click here
                        
                           
                              ![2021 - 2022 MY Avalon [08/2020 -        ]; MAINTENANCE: A25A-FKS BATTERY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  
                     CAUTION: 
                        
Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.
If an airbag deploys for any reason, it may cause a serious injury.
   4. REMOVE SPARE WHEEL COVER ASSEMBLY (w/ Seat Heater System) Click here
                        
                           
                              ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR / HATCH: LUGGAGE COMPARTMENT DOOR SUPPORT: REMOVAL+](/t3Portal/stylegraphics/info.gif)  5. REMOVE LUGGAGE COMPARTMENT INNER TRIM PAD (w/ Seat Heater System) Click here
                        
                           
                              ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR / HATCH: LUGGAGE COMPARTMENT DOOR SUPPORT: REMOVAL+](/t3Portal/stylegraphics/info.gif)  6. DISCONNECT REAR CENTER SEAT OUTER BELT ASSEMBLY Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: REAR SEAT ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  7. REMOVE REAR SEAT CUSHION ASSEMBLY Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: REAR SEAT ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  8. REMOVE REAR SEAT CUSHION LOCK HOOK Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: REAR SEAT ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  9. REMOVE REAR SIDE SEATBACK ASSEMBLY LH Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT: REAR SEAT ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  10. REMOVE REAR SIDE SEATBACK ASSEMBLY RH HINT: Use the same procedure as for the LH side. 11. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP LH Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; SEAT BELT: REAR SEAT OUTER BELT ASSEMBLY: REMOVAL+](/t3Portal/stylegraphics/info.gif)  12. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP RH HINT: Use the same procedure as for the LH side. 13. REMOVE ROOF SIDE RAIL GARNISH ASSEMBLY LH Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL+](/t3Portal/stylegraphics/info.gif)  14. REMOVE ROOF SIDE RAIL GARNISH ASSEMBLY RH HINT: Use the same procedure as for the LH side. 15. REMOVE ROOF SIDE INNER GARNISH LH Click here
                        
                           
                              ![2021 MY Avalon Avalon HV [08/2020 - 08/2021]; INTERIOR PANELS / TRIM: ROOF HEADLINING: REMOVAL+](/t3Portal/stylegraphics/info.gif)  16. REMOVE ROOF SIDE INNER GARNISH RH HINT: Use the same procedure as for the LH side. 17. REMOVE NO. 2 AMPLIFIER ANTENNA ASSEMBLY 
                     
                        
                           | (a) Disconnect the 2 connectors. |  |  (b) Remove the bolt. (c) Disengage the 2 guides to remove the No. 2 amplifier antenna assembly. 18. REMOVE NO. 1 AMPLIFIER ANTENNA ASSEMBLY HINT: Use the same procedure as for the No. 2 amplifier antenna assembly. 19. REMOVE ANTENNA CORD SUB-ASSEMBLY 
                     
                        
                           | (a) Disconnect the connector to remove the antenna cord sub-assembly. HINT: Use the same procedure for the RH side and LH side. |  |  |