Hyundai Santa Fe (TM): Charging System / Battery. Description and operation

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Engine Electrical System / Charging System / Battery. Description and operation

Description
AGM Battery
AGM battery is used for especially heavy load on the vehicle network depending on equipment and requirements. AGM stands for Absorbent Glass Material Battery; that is absorbent glass fibre fleece. AGM batteries are fitted in models with electrical loads/consumers which have a high energy demand.The constantly increasing energy demand of modern vehicle electrical systems calls for ever more powerful battery solutions.The power consumption is considerable even when the vehicle is parked.The somewhat higher price compared with a battery of similar size is fully balanced by the following benefits :
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Significantly longer service life
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Increased starting reliability at low temperatures
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100 % freedom from maintenance
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Low risk in event of an accident (reduced risk to the environment)
[AGM70L]

  
•
After disconnecting then reconnecting the battery negative cable, reset some parts that require the reset procedures.
(Refer to Body Electrical System - "General Information")
CMF Battery
The CMF (Closed Maintenance Free) battery is, as the name implies, totally maintenance free and has no removable battery cell caps.
The CMF (Closed Maintenance Free) battery does not require water replenishment for the repair.
The battery is completely sealed, except for small vent holes in the cover.
[CMF68L]

    Removal    • Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift.

    Troubleshooting

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Immobilizer System

    Description and operation Description The immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto theft.

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Description and operation

    Description and operation    The System may be limited when • The radar sensor or camera is blocked with a foreign object or debris.

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