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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001PX4C |  
                        | Model Year Start: 2021 | Model: Avalon | Prod Date Range: [08/2020 -                    
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                        | Title: A25A-FKS (ENGINE CONTROL): ENGINE COOLANT TEMPERATURE SENSOR: REMOVAL; 2021 - 2022 MY Avalon [08/2020 -        ] |  REMOVALCAUTION / NOTICE / HINTThe necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during engine coolant temperature sensor removal/installation are shown below. Necessary Procedures After Parts Removed/Installed/Replaced
                     
                        
                        
                        
                        
                     
                     
                        
                           | Replaced Part or Performed Procedure | Necessary Procedure | Effect/Inoperative Function when Necessary Procedure not Performed | Link |  
                           | Replacement of engine coolant temperature sensor | Inspection after repair | 
                                 
                                    
Poor idle, etc.
Engine start function, etc.
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                                          ![2021 - 2022 MY Avalon [08/2020 -        ]; A25A-FKS (ENGINE CONTROL): SFI SYSTEM: INITIALIZATION](/t3Portal/stylegraphics/info.gif)  |  PROCEDURE1. DRAIN ENGINE COOLANT Click here
                        
                           
                              ![2021 - 2022 MY Avalon [08/2020 -        ]; MAINTENANCE: A25A-FKS COOLANT: REPLACEMENT+](/t3Portal/stylegraphics/info.gif)  2. REMOVE ENGINE COOLANT TEMPERATURE SENSOR 
                     
                        
                           | (a) Disconnect the engine coolant temperature sensor connector. |  |  
                     
                        
                           | (b) Remove the clip and engine coolant temperature sensor from the water outlet. NOTICE: If the engine coolant temperature sensor has been struck or dropped, replace it. |  |  |