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Table of Contents > Maintenance > 12-Volt Battery

2023 Honda CR-V Owner's Manual ➜ 12-Volt Battery

12-Volt Battery  
Checking the 12-Volt 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 your  
vehicle inspected by a dealer.  
3WARNING  
The battery gives off explosive hydrogen  
gas during normal operation.  
A spark or flame can cause the battery to  
explode with enough force to kill or  
seriously hurt you.  
When conducting any battery  
maintenance, wear protective clothing and  
a face shield, or have a skilled technician do  
it.  
Check the battery terminals for corrosion monthly.  
If your vehicle's battery is disconnected or goes dead:  
• The audio system is disabled.  
2 Audio System Theft Protection P. 241  
WARNING: Battery post, terminals,  
and related accessories contain lead  
and lead compounds.  
Canadian models  
• The immobilizer system needs to be reset.  
2 Immobilizer System Indicator P. 107  
Wash your hands after handling.  
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uu12-Volt BatteryuCharging the 12-Volt Battery  
Charging the 12-Volt Battery  
Disconnect both battery cables to prevent damaging your vehicle's electrical system.  
Always disconnect the negative (–) cable first, and reconnect it last.  
112-Volt Battery  
When you find corrosion, clean the battery terminals  
by applying a baking powder and water solution.  
Clean the terminals with a damp towel. Cloth/towel  
dry the battery. Coat the terminals with grease to  
help prevent future corrosion.  
When replacing the battery, the replacement must be  
of the same specifications.  
Consult a dealer for more information.  
The Vehicle Stability AssistTM (VSA®) system, brake  
system (Amber), Adaptive Cruise Control (ACC) with  
Low Speed Follow, low tire pressure/ TPMS* and  
safety support indicators may come on in amber  
along with a message in the gauge when you set the  
power mode to ON after reconnecting the 12-volt  
battery.  
Drive a short distance at more than 12 mph (20 km/h).  
Each indicator should go off. If any do not, have your  
vehicle checked by a dealer.  
* Not available on all models  
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