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                           Last Modified: 05-08-2025 | 
                        6.11:8.1.0  | 
                        
                           Doc ID: RM100000001EXIX | 
                      
                     
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                           Model Year Start: 2019 | 
                        
                           Model: RAV4 | 
                        
                           Prod Date Range: [11/2018 - 12/2021] | 
                      
                     
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                           Title: PARKING BRAKE: ELECTRIC PARKING BRAKE SYSTEM (w/o Vacuum Brake Booster): C13AA; EPB High Temperature; 2019 - 2021 MY RAV4 RAV4 HV [11/2018 - 12/2021] | 
                      
                   
                  
                     
                        
                           | 
                               DTC 
                            | 
                           
                               C13AA 
                            | 
                           
                               EPB High Temperature 
                            | 
                         
                     
                   
                   
                  DESCRIPTION
                  If the electric parking brake is used continuously, the parking brake actuator assembly overheat prevention stops the system. 
                  This DTC is stored to protect the system and is not a malfunction. 
                  
                     
                        
                        
                        
                        
                        
                        
                     
                     
                        
                           | 
                               DTC No. 
                            | 
                           
                               Detection Item 
                            | 
                           
                               DTC Detection Condition 
                            | 
                           
                               Trouble Area 
                            | 
                           
                               Memory 
                            | 
                           
                               Note 
                            | 
                         
                     
                     
                        
                           | 
                               C13AA 
                            | 
                           
                               EPB High Temperature 
                            | 
                           
                               Both of following conditions are met: 
                              
                                 
                                    - 
Electric parking brake is operating
 
                                    - 
Lock and release operations are performed without 2 second interval 10 times; or lock and release operations are performed without 2 second interval 4 times, and target current is not achieved during lock control
 
                                  
                               
                            | 
                           
                               Overheat due to continuous use of system 
                            | 
                           
                               Yes 
                            | 
                           
                               A message is displayed on the multi-information display indicating electric parking brake system operation is stopped due to high temperatures. 
                              HINT: 
                              EPB stands for Electric Parking Brake. 
                            | 
                         
                     
                   
                  DTC Detection Condition Combination Table: C13AA
                  
                     
                        
                        
                        
                        
                     
                     
                        
                           |   | 
                           
                               Vehicle Condition 
                            | 
                         
                        
                           | 
                               Pattern 1 
                            | 
                           
                               Pattern 2 
                            | 
                         
                        
                           | 
                               Diagnosis Condition 
                            | 
                           
                               Electric parking brake operating 
                            | 
                           
                               ○ 
                            | 
                           
                               ○ 
                            | 
                         
                        
                           | 
                               Malfunction Status 
                            | 
                           
                               Lock and release operations are performed within less than 2 seconds 
                            | 
                           
                               ○ 
                            | 
                           
                               - 
                            | 
                         
                        
                           | 
                               Lock and release operations are performed within less than 2 seconds and target current is not achieved during lock control 
                            | 
                           
                               - 
                            | 
                           
                               ○ 
                            | 
                         
                        
                           | 
                               Detection Time 
                            | 
                           
                               The malfunction status repeats 10 times 
                            | 
                           
                               The malfunction status repeats 4 times or more 
                            | 
                         
                        
                           | 
                               Trip Count 
                            | 
                           
                               1 trip 
                            | 
                           
                               1 trip 
                            | 
                         
                     
                   
                  HINT: 
                  If the conditions match either of these patterns, a DTC will be output. 
                   
                  PROCEDURE
                   
                  
                     
                        
                           | 
                               1.  
                            | 
                           
                               ELECTRIC PARKING BRAKE OVERHEAT 
                            | 
                         
                     
                   
                  (a) Wait for approximately 1 minute. 
                  (b) Check if the overheat warning has disappeared. 
                  HINT: 
                  If the display returns to normal and the electric parking brake can be operated, clear the DTC. 
                  Chassis > Electric Parking Brake > Clear DTCs
                  
                     
                        
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