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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001PY4R |  
                        | Model Year Start: 2021 | Model: Avalon HV | Prod Date Range: [08/2020 -                    
                                       ] |  
                        | Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: VEHICLE CONTROL HISTORY; 2021 - 2022 MY Avalon Avalon HV [08/2020 -        ] |  VEHICLE CONTROL HISTORYNOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System. Click here CELLULAR COMMUNICATION > SAFETY CONNECT SYSTEM > PRECAUTION (a) Connect the GTS to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the GTS on. (d) Enter the following menus: Body Electrical / Telematics / Utility / Vehicle Control History (RoB). Body Electrical > Telematics > Utility
                     
                        
                     
                     
                        
                           | Tester Display |  
                           | Vehicle Control History (RoB) |  Vehicle Control History Item
                     
                        
                        
                        
                        
                     
                     
                        
                           | Code | Tester Display | Description | Diagnostic Note |  
                           | X2210 | Life Cycle of DCM Backup Battery | When the system detects that the BUB (Back-Up Battery) has reached the end of its lifespan. | 
                                 
                                    
The manual (SOS) switch red indicator illuminates
Replace BUB (Back-Up Battery)
                                          
                                             
                                                
                                                   ![2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; CELLULAR COMMUNICATION: BACK-UP BATTERY: REMOVAL](/t3Portal/stylegraphics/info.gif)  
                                 NOTICE: 
                                    
After replacing the BUB (Back-Up Battery), perform initialization.
                                          
                                             
                                                
                                                   ![2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif) 
After performing work, perform "CLEAR VEHICLE CONTROL HISTORY" to turn off the manual (SOS) switch red indicator.
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                           | X2211 | Low DCM Backup Battery Charge | When the BUB (Back-Up Battery) charge is low. | - |  
                           | X2601 | Software Inconsistency with ENG/HV Control Module | The VIN number received via CAN communication does not match that stored in the DCM (telematics transceiver). | 
                                 
                                    
The manual (SOS) switch red indicator illuminates
Perform VIN Synchronization
                                          
                                             
                                                
                                                   ![2021 - 2022 MY Avalon Avalon HV [08/2020 -        ]; CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM: DCM ACTIVATION](/t3Portal/stylegraphics/info.gif)  |  
                           | X2213 | Emergency Call Switch Stuck On | The manual (SOS) switch is on for 5 minutes or more | 
                                 
                                    
The manual (SOS) switch red indicator illuminates.
Replace roof console box sub-assembly
                                          
                                             
                                                
                                                   ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; LIGHTING (INT): PERSONAL LIGHT: REMOVAL](/t3Portal/stylegraphics/info.gif)  |  
                           | X2214 | Communication Blackout from Power Distribution Controller ECU | Lost Communication with ECM | Check CAN Communication System for HV Model:
                                    
                                       
                                          ![2019 - 2022 MY Avalon HV [04/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)  for Gasoline Model:
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)  |  
                           | X2212 | Diagnostics Communication Flow Failure | Diagnostics communication flow failure (ID, Mode/SID difference). | - |  
                           | X2215 | Non Approval of the Reprograming | User did not approve software update. | - |  
                           | X2216 | Failure of the Reprogramming | Software writing failed. | - |  
                           | X2217 | Inconsistent Startup Software | Software writing succeeded, but started software does not match package. | - |  CLEAR VEHICLE CONTROL HISTORY NOTICE: By performing this procedure, all stored Vehicle Control History will be cleared. (a) Connect the GTS to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the GTS on. (d) Enter the following menus: Body Electrical / Telematics / Utility / Vehicle Control History (RoB) (Clear). Body Electrical > Telematics > Utility
                     
                        
                     
                     
                        
                           | Tester Display |  
                           | Vehicle Control History (RoB) |  (e) According to the display on the GTS, clear the Vehicle Control History (RoB). |