2020 Honda Accord Owner’s Manual — Battery

Checking the Battery

The condition of the battery is monitored by a sensor located on the negative terminal of the battery. If there is a problem with this sensor, the driver information interface will display a warning message. If this happens, have you vehicle inspected by a dealer.

Check the battery terminals for corrosion monthly.

If your vehicle’s battery is disconnected or goes dead:

The audio system is disabled.

2 Reactivating the audio system P. 249

The clock resets.

2 Clock P. 164

Canadian models

The immobilizer system needs to be reset.

2 Immobilizer System Indicator P. 95

uuBatteryuCharging the Battery

Disconnect both battery cables to prevent damaging your vehicle’s electrical system. Always disconnect the negative (–) cable first, and reconnect it last.

Not available on all models