2018 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. 247

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