| Only driver door LOCK functions do not operate | Front door lock with motor assembly LH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: FRONT DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | Only driver door UNLOCK functions do not operate | Front door lock with motor assembly LH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: FRONT DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Main body ECU (Multiplex network body ECU) | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | Only front passenger door LOCK/UNLOCK functions do not operate | Front door lock with motor assembly RH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: FRONT DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | Only rear door LH LOCK/UNLOCK functions do not operate. | Rear door lock with motor assembly LH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: REAR DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | Only rear door RH LOCK/UNLOCK functions do not operate. | Rear door lock with motor assembly RH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: REAR DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | All doors LOCK/UNLOCK functions do not operate via door key cylinder | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Gasoline Model): All Doors LOCK/UNLOCK Functions do not Operate Via Door Key Cylinder](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Front door lock with motor assembly LH | 
                        
                           | Wire harness or connector | 
                        
                           | All doors LOCK/UNLOCK functions do not operate via master switch | Lin communication system | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Gasoline Model): All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Multiplex network master switch assembly | 
                        
                           | Main body ECU (Multiplex network body ECU) | 
                        
                           | All doors LOCK/UNLOCK functions do not operate via door control switch | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Gasoline Model): All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Door control switch assembly | 
                        
                           | Wire harness or connector | 
                        
                           | Instrument panel junction block assembly | 
                        
                           | All doors LOCK/UNLOCK functions do not operate via multiplex network master switch assembly and door key cylinder. | Instrument panel junction block assembly | - | 
                        
                           | Main body ECU (Multiplex network body ECU) | - | 
                        
                           | Speed-sensitive automatic door lock function does not operate (meter/gauge system operates normally). | CAN communication system | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Shift-linked automatic door lock/unlock functions do not operate (automatic transaxle system operates normally). | CAN communication system | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | ECM | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon [04/2018 - 08/2021]; 2GR-FKS (ENGINE CONTROL): ECM: REMOVAL](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Key lock-in prevention function does not operate | Instrument panel junction block assembly | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2021 MY Avalon Avalon HV [04/2018 - 08/2021]; POWER DISTRIBUTION: MAIN BODY ECU: REMOVAL](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Lock operation continues even after doors have been locked*1 | Front door lock with motor assembly LH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: FRONT DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Front door lock with motor assembly RH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: FRONT DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Rear door lock with motor assembly LH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: REAR DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Rear door lock with motor assembly RH | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon Avalon HV [04/2018 -        ]; DOOR LOCK: REAR DOOR LOCK: INSPECTION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Wire harness or connector | - | 
                        
                           | Instrument panel junction block assembly | - | 
                        
                           | Main body ECU (Multiplex network body ECU) | - | 
                        
                           | Remote door lock functions do not operate*2 | Telematics system | 
                                 
                                    
                                       
                                          ![2019 - 2020 MY Avalon [04/2018 - 08/2020]; TELEMATICS: TELEMATICS SYSTEM (for Gasoline Model): HOW TO PROCEED WITH TROUBLESHOOTING](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | When returning to the vehicle, although door unlock operation was not performed, doors were in an unlocked state. | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Gasoline Model): Improper Operation](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | When returning to the vehicle, although door unlock operation was not performed, doors were in an unlocked state. | Main body ECU (Multiplex network body ECU) | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Gasoline Model): Improper Operation](/t3Portal/stylegraphics/info.gif)  |