Hyundai Santa Fe: DC DC converter / Repair procedures

Hyundai Santa Fe (TM) 2019-2025 Service Manual / Engine Electrical System / Charging System / DC DC converter / Repair procedures

Removal

1.	Turn the ignition switch OFF and disconnect the battery (-) terminal.

2.	Remove the heater & A/C control unit. (Refer to Heating, Ventilation and Air Conditioning - "Heater & A/C Control Unit")

3.	Disconnect the DC/DC converter connector (A).

4.	Remove the DC/DC converter (B).

Installation

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After reconnecting the battery negative cable, ISG function does not operates until the system is stabilized, about 4 hours. If disconnecting the negative (-) battery cable from the battery during repair work for the vehicle equipped with AMS function, Battery sensor recalibration procedure should be performed after finishing the repair work.

1.	Install in the reverse order of removal.

Schematic diagrams

Starting System

Other information:

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