Backup Battery

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WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.

Install the backup battery, and connect the connector.
Install the battery cover using TORX® T10.
Tightening torque:

0.3 N.m (0.03 kgf-m, 0.2 ft-lb)
Install the data communication module. Ref. to ENTERTAINMENT & MONITORING>DATA COMMUNICATION MODULE>INSTALLATION>DATA COMMUNICATION MODULE
Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY