| Last Modified: 06-05-2026 | 6.11:8.1.0 | Doc ID: RM100000001LF5C |
| Model Year Start: 2020 | Model: Corolla | Prod Date Range: [09/2019 - 04/2020] |
| Title: CELLULAR COMMUNICATION: SAFETY CONNECT SYSTEM (for Sedan, Gasoline Model): INITIALIZATION; 2020 MY Corolla Corolla Hatchback [09/2019 - 04/2020] | ||
INITIALIZATION
1. 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.
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