INITIALIZATION RESET BUB (BACK-UP BATTERY) CONDITION HINT: If the BUB (Back-Up Battery) has been replaced, it is necessary to perform this procedure. (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Telematics / Utility / Backup Battery Replacement Reset Body Electrical > Telematics > Utility
(e) According to the display on the Techstream, perform Backup Battery Replacement Reset to reset the BUB (Back-Up Battery) replacement flag. |
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Navigation System(for Gasoline Model): Reverse Signal Circuit between Radio Receiver Assembly and Navigation ECU
DESCRIPTION This circuit includes the navigation ECU and radio and display receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - NAVIGATION ECU) (a) Disconnect the G1 radio and display receiver assembly connector. (b) Disconnect the G13 nav ...