Table of Contents > 6 Maintenance > Battery

2017 Honda CR-V Owner's Manual ➜ Battery

Checking the Battery  
Check the battery terminals for corrosion monthly.  
The battery gives off explosive hydrogen  
gas during normal operation.  
If your vehicle’s battery is disconnected or goes dead:  
The audio system is disabled.  
2 Reactivating the audio system P. 244  
The clock resets.  
2 Clock P. 156  
A spark or open flame can cause the  
battery to explode with enough force to  
kill or seriously hurt you.  
The navigation system is disabled. A PIN code will be required.  
2 Refer to the navigation system manual  
Keep all sparks, open flames, and smoking  
materials away from the battery.  
Wear protective clothing and a face shield,  
or have a skilled technician do any battery  
The battery contains sulfuric acid  
(electrolyte) which is highly corrosive and  
Getting electrolyte in your eyes or on your  
skin can cause serious burns. Wear  
protective clothing and eye protection  
when working on or near the battery.  
Swallowing electrolyte can cause fatal  
poisoning if immediate action is not taken.  
uuBatteryuCharging the Battery  
Charging the Battery  
Disconnect both battery cables to prevent damaging your vehicle’s electrical system.  
Always disconnect the negative (-) cable first, and reconnect it last.  
Emergency Procedures  
Eyes: Flush with water from a cup or other container  
for at least 15 minutes. (Water under pressure can  
damage the eye.) Call a physician immediately.  
Skin: Remove contaminated clothing. Flush the skin  
with large quantities of water. Call a physician  
Replacing the Battery  
When you remove and replace the battery, always follow the maintenance safety  
and the warnings for when checking the battery to prevent potential hazards.  
2 Maintenance Safety P. 529  
Swallowing: Drink water or milk. Call a physician  
2 Checking the Battery P. 585  
1. Turn the ignition switch to LOCK (0*1  
Open the bonnet.  
2. Loosen the nut on the negative battery  
cable, then disconnect the cable from the  
negative (–) terminal.  
When you find corrosion, clean the battery terminals  
by applying a baking powder and water solution.  
Rinse the terminals with water. Cloth/towel dry the  
battery. Coat the terminals with grease to help  
prevent future corrosion.  
3. Open the positive battery terminal cover.  
Loosen the nut on the positive battery  
cable, then disconnect the cable from the  
positive (+) terminal.  
1Replacing the Battery  
4. Loosen the nut on each side of the battery  
bracket with a wrench.  
5. Pull the bottom end of each battery stay out  
of the hole on the battery base, and remove  
the combination of the battery bracket and  
the stays.  
An improperly disposed of battery can be harmful to  
the environment and human health. Always confirm  
local regulations for battery disposal.  
This symbol on the battery means that this product  
must not be treated as household waste.  
*1: Models with the keyless access system have an ENGINE START/STOP button instead of an  
ignition switch.  
uuBatteryuReplacing the Battery  
1Replacing the Battery  
6. Take out the battery carefully.  
Always disconnect the negative (–) cable first, and  
reconnect it last.  
Models with Auto Idle Stop  
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. Ask a dealer for  
more details.  
2 Specifications P. 652, 655  
uuBatteryuBattery Label  
Battery Label  
1Battery Label  
Keep flames and sparks away from the battery. The  
battery produces explosive gas that can cause an  
Wear eye protection and rubber gloves when  
handling the battery to avoid risk of burns or loss of  
eyesight if exposed to battery electrolyte.  
Do not allow children to handle the battery, under  
any circumstance. Ensure that anyone handling the  
battery has a proper understanding of the hazards  
and correct handling procedures involved.  
Handle battery electrolyte with extreme care, as it  
contains dilute sulfuric acid. Exposure to eyes or  
skin can cause burns or loss of eyesight.  
Read this manual carefully, and understand it  
before handling the battery. Failure to do so can  
cause personal injury and damage to the vehicle.  
Do not use the battery if the level of electrolyte is at  
or below the recommended level. Using the battery  
with low electrolyte can cause it to explode,  
causing serious injury.