| Last Modified: 04-05-2023 | 6.11:8.1.0 | Doc ID: RM1000000018NWV |
| Model Year Start: 2018 | Model: Sienna | Prod Date Range: [11/2017 - ] |
| Title: CELLULAR COMMUNICATION: MAYDAY BATTERY: REMOVAL; 2018 - 2020 MY Sienna [11/2017 - ] | ||
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page
![2018 - 2020 MY Sienna [11/2017 - ]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION](/t3Portal/stylegraphics/info.gif)
).
2. REMOVE MAYDAY ECU
Click here
3. REMOVE MOBILEPHONE BATTERY
(a) Disengage the 3 claws to remove the cover sub-assembly.
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(b) Disconnect the connector. |
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(c) Remove the mobilephone battery.
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