Acura TLX 2021 Owner's Manual page 565

uuBatteryuChecking the Battery
If your vehicle's battery is disconnected or goes dead:
• The audio system is disabled.
2 Reactivating the audio system P. 205
• The clock resets.
2 Clock P. 116
Canadian models only
• The immobilizer system needs to be reset.
2 Immobilizer System Indicator P. 91
564
1Battery
The battery installed in this vehicle is specifically
designed for a model with Auto Idle Stop. Using a
battery other than this specified type may shorten the
battery life, and prevent Auto Idle Stop from
activating. If you need to replace the battery, make
sure to select the specified type and size. Ask a dealer
for more details.