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                           Last Modified: 05-08-2025 | 
                        6.11:8.1.0  | 
                        
                           Doc ID: RM100000001H5WI | 
                      
                     
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                           Model Year Start: 2019 | 
                        
                           Model: RAV4 HV | 
                        
                           Prod Date Range: [02/2019 - 10/2019] | 
                      
                     
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                           Title: MAINTENANCE: A25A-FXS AUXILIARY BATTERY: REMOVAL; 2019 MY RAV4 HV [02/2019 - 10/2019] | 
                      
                   
                  REMOVAL
                   
                  CAUTION / NOTICE / HINT
                  The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during auxiliary battery removal/installation are shown below. 
                  Necessary Procedure After Parts Removed/Installed/Replaced
                  
                     
                        
                        
                        
                        
                     
                     
                        
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                               Replaced Part or Performed Procedures 
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                               Necessary Procedures 
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                               Effect/Inoperative Function When Necessary Procedures are not Performed 
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                               Link 
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                               Auxiliary battery terminal is disconnected/reconnected 
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                               Perform steering sensor zero point calibration 
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                               Lane control system 
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                               Parking support brake system (for HV model)* 
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                               Pre-collision system 
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                               Lighting system (EXT)(w/ AFS) 
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                               Memorize steering angle neutral point 
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                               Parking assist monitor system 
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                               Panoramic view monitor system (for HV model) 
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                               Reset back door close position 
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                               Power back door system (for HV model) 
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                               Back door lock initialization 
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                               Power door lock control system 
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                  NOTICE: 
                  After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal. 
                  Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal
                  
                     
                        
                        
                     
                     
                        
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                               System Name 
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                               See Procedure 
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                               Vehicle enrolled in Toyota Entune system or safety connect system 
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                               6 minutes 
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                               Vehicle not enrolled in Toyota Entune system and safety connect system 
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                               1 minute 
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                  PROCEDURE
                   
                  1.   PRECAUTION 
                  
                     NOTICE: 
                     
                        - 
After turning the ignition switch 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
                                 
                                    
                                        
                                    
                                 
                              
                            
                         
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When replacing the auxiliary battery, use a new auxiliary battery of the same dimensions and same capacity or more from the same class at a 20-hour rate.
 
                      
                   
                   
                  2. REMOVE DECK BOARD ASSEMBLY 
                  
                     
                        
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                               (a) Remove the deck board assembly. 
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                  3. REMOVE REAR NO. 2 FLOOR BOARD 
                  
                     
                        
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                               (a) Detach the 2 clips and 2 guides and remove the luggage trim service hole cover. 
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                  4. REMOVE BATTERY HOLE COVER 
                   
                  (a) Detach the 12 claws and remove the battery hole cover. 
                   
                  5. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL 
                  
                     
                        
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                               (a) Loosen the nut, and disconnect the cable from the negative (-) auxiliary battery terminal. 
                              NOTICE: 
                              When disconnecting the cable, some systems need to be initialized after the cable is reconnected. 
                              Click here
                                    
                                       
                                           
                                       
                                    
                                 
                               
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                  6. REMOVE AUXILIARY BATTERY 
                  
                     
                        
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                               (a) Open the connector cover. 
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                               (b) Loosen the nut and disconnect the cable from the positive (+) auxiliary battery terminal. 
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                               (c) Disconnect the battery hose from the auxiliary battery. 
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                               (d) Remove the bolt, nut and battery clamp sub-assembly as shown in the illustration. 
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                               (e) Remove the battery insulator. 
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                  (f) Remove the auxiliary battery. 
                  
                     
                        
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                               (g) w/ No. 1 Battery Spacer: 
                              Remove the No. 1 battery spacer. 
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