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                        | Last Modified: 08-21-2023 | 6.11:8.1.0 | Doc ID: RM100000001B3ST |  
                        | Model Year Start: 2019 | Model: Avalon HV | Prod Date Range: [04/2018 - 08/2020] |  
                        | Title: HYBRID / BATTERY CONTROL: HV RELAY ASSEMBLY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION; 2019 - 2020 MY Avalon HV [04/2018 - 08/2020] |  INSTALLATIONPROCEDURE1. INSTALL HV BATTERY JUNCTION BLOCK ASSEMBLY CAUTION: Be sure to wear insulated gloves and protective goggles. (a) Install the HV battery junction block assembly to the HV battery with the 4 nuts. Torque:  7.5 N·m {76 kgf·cm, 66 in·lbf} NOTICE: If the HV battery junction block assembly has been struck or dropped, replace it with a new one. (b) Connect the HV battery junction block assembly connector. NOTICE: Make sure that the connectors are connected securely. (c) Engage the 2 claws to install the wiring harness protector. (d) Connect the HV battery junction block assembly connector. NOTICE: Make sure that the connectors are connected securely. (e) Engage the 2 claws to close the wiring harness protector. (f) Engage the clamp. (g) Connect the HV battery junction block assembly connector. NOTICE: Make sure that the connectors are connected securely. (h) Connect the electric vehicle battery plug assembly with the bolt. Torque:  7.5 N·m {76 kgf·cm, 66 in·lbf} 2. INSTALL UPPER HV BATTERY COVER SUB-ASSEMBLY Click here
                        
                           
                              ![2019 - 2020 MY Avalon HV [04/2018 - 08/2020]; HYBRID / BATTERY CONTROL: BATTERY VOLTAGE SENSOR (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+](/t3Portal/stylegraphics/info.gif)  3. INSTALL NO. 1 HYBRID BATTERY EXHAUST DUCT Click here
                        
                           
                              ![2019 - 2020 MY Avalon HV [04/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+](/t3Portal/stylegraphics/info.gif)  4. CONNECT FLOOR WIRE CAUTION: Be sure to wear insulated gloves. (a) Engage the 2 clamps to connect the floor wire. (b) Connect the HV battery junction block assembly connector. (c) Connect the electric vehicle battery plug assembly connector. (d) Engage the clamp. 5. CONNECT HV FLOOR UNDER WIRE Click here
                        
                           
                              ![2019 - 2020 MY Avalon HV [04/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+](/t3Portal/stylegraphics/info.gif)  6. INSTALL NO. 1 HV BATTERY COVER PANEL RH Click here
                        
                           
                              ![2019 - 2020 MY Avalon HV [04/2018 - 08/2020]; HYBRID / BATTERY CONTROL: HV BATTERY (for NICKEL METAL HYDRIDE BATTERY): INSTALLATION+](/t3Portal/stylegraphics/info.gif)  7. INSTALL REAR SEAT CUSHION LEG SUB-ASSEMBLY Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+](/t3Portal/stylegraphics/info.gif)  8. INSTALL REAR UNDER COVER Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+](/t3Portal/stylegraphics/info.gif)  9. INSTALL REAR UNDER SIDE COVER LH Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+](/t3Portal/stylegraphics/info.gif)  10. INSTALL REAR DOOR SCUFF PLATE LH Click here
                        
                           
                              ![2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; INTERIOR PANELS / TRIM: ROOF HEADLINING: INSTALLATION+](/t3Portal/stylegraphics/info.gif)  11. INSTALL REAR UNDER SIDE COVER RH Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: BATTERY BLOWER: INSTALLATION+](/t3Portal/stylegraphics/info.gif)  12. INSTALL REAR DOOR SCUFF PLATE RH HINT: Use the same procedure as for the LH side. 13. INSTALL NO. 1 INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY Click here
                        
                           
                              ![2019 - 2020 MY Avalon Avalon HV [04/2018 - 08/2020]; THEFT DETERRENT / KEYLESS ENTRY: ELECTRICAL KEY OSCILLATOR (for Rear Floor): INSTALLATION](/t3Portal/stylegraphics/info.gif)  14. INSTALL SERVICE PLUG GRIP Click here
                        
                           
                              ![2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: SERVICE PLUG GRIP: INSTALLATION](/t3Portal/stylegraphics/info.gif)  |