| Battery terminal is disconnected/reconnected | Perform steering sensor zero point calibration | Lane Tracing Assist System | 
                                 
                                    
                                       
                                          ![2022 MY Avalon Avalon HV [08/2021 -        ]; PRE-COLLISION: PRE-COLLISION SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Pre-collision System | 
                        
                           | Intelligent Clearance Sonar System*1 | 
                        
                           | 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: PARKING ASSIST MONITOR SYSTEM (for Gasoline Model): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Replacement of ECM | Vehicle Identification Number (VIN) registration | MIL comes on | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: REGISTRATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | ECU communication ID registration (Immobiliser system) | Engine start function | 
                                 
                                    
                                       
                                          ![2021 - 2022 MY Avalon [08/2020 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | 
                                 
                                    
Replacement of throttle body with motor assembly
Cleaning the deposits from the throttle body with motor assembly
Replacement of fuel injector assembly (for port injection)
Replacement of fuel injector assembly (for direct injection)
Replacement of fuel pump assembly (for high pressure side)
Replacement of ignition coil assembly
Air leaks from intake system
Gas leak from exhaust system is repaired
Replacement of knock control sensor
 | Inspection after repair | 
                                 
                                    
Poor idle, etc.
Engine start function, etc.
 | 
                                 
                                    
                                       
                                          ![2020 - 2022 MY Avalon [08/2019 -        ]; 2GR-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Replacement of automatic transaxle assembly | 
                                 
                                    
Perform reset memory
Input transaxle compensation code into ECM
Perform road test to allow ECM to learn
 | 
                                 
                                    
Large shift shock
Deterioration of fuel efficiency
 | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; UA80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif) for Initialization 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; UA80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: REGISTRATION](/t3Portal/stylegraphics/info.gif) for Registration | 
                        
                           | Replacement of ECM (If transaxle compensation code read from ECM) | 
                                 
                                    
Perform reset memory*2
Transfer transaxle compensation code
Perform road test to allow ECM to learn
 | 
                        
                           | Replacement of ECM (If transaxle compensation code not read from ECM) | 
                                 
                                    
Perform reset memory*2
Reset transaxle compensation code
Perform road test to allow ECM to learn
 | 
                        
                           | Replacement of automatic transaxle fluid | ATF thermal degradation estimate reset | The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; UA80E (AUTOMATIC TRANSMISSION / TRANSAXLE): AUTOMATIC TRANSAXLE SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Replacement of ECM | Code registration (Smart Key System (for Start Function)) | 
                                 
                                    
Wireless Door Lock Control System
Smart Key System (for Entry Function)
Smart Key System (for Start Function)
Steering lock function
 | 
                                 
                                    
                                       
                                          ![2021 - 2022 MY Avalon [08/2020 -        ]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): REGISTRATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Suspension, tires, etc. | 
                                 
                                    
Measure ultrasonic sensor detection angle
Ultrasonic sensor detection angle registration
 | 
                                 
                                    
Intelligent Clearance Sonar System
Intuitive Parking Assist System
 | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM (for Gasoline Model): CALIBRATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Rear television camera assembly optical axis adjustment (Back camera position setting) | 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) for Initialization 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PARKING ASSIST MONITOR SYSTEM (for Gasoline Model): CALIBRATION](/t3Portal/stylegraphics/info.gif) for Calibration | 
                        
                           | 
                                 
                                    
Parking assist ECU initialization
Adjust steering angle
Television camera assembly optical axis adjustment (Back camera position setting)
 | 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) for Initialization 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; PARK ASSIST / MONITORING: PANORAMIC VIEW MONITOR SYSTEM (for Gasoline Model): CALIBRATION](/t3Portal/stylegraphics/info.gif) for Calibration | 
                        
                           | Perform headlight ECU sub-assembly LH initialization | Lighting system (for Gasoline Model with Cornering Light) | 
                                 
                                    
                                       
                                          ![2019 - 2022 MY Avalon [04/2018 -        ]; LIGHTING (EXT): LIGHTING SYSTEM (for Gasoline Model with Cornering Light): INITIALIZATION](/t3Portal/stylegraphics/info.gif)  | 
                        
                           | Front wheel alignment adjustment | 
                                 
                                    
Perform "Reset Memory"
Perform acceleration sensor zero point calibration and system information memorization
 | 
                                 
                                    
VSC is disabled or malfunctions
DTCs are output
Slip indicator light illuminates
ABS warning light illuminates
 | 
                                 
                                    
                                       
                                          ![2022 MY Avalon [08/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model): CALIBRATION](/t3Portal/stylegraphics/info.gif)  |