Hyundai Santa Fe (TM): 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
  
•
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.

    Circuit Diagram [200W] [450W] Terminal Function [200W] PIn Description 1 Battery power (B+) input 2 Battery power (B+) output 3 IGN1 input 4 ISG signal input 5 ACC input 6 ACC output 7 Ground [450W] PIn Description PIn Description 1 Ground 6 IGN1 input 2 Ground 7 ISG signal input 3 Battery power (B+) output 8 ACC input 4 Battery power (B+) input 9 ACC output 5 Battery power (B+) input [Current Cut Off] 10 Battery power (B+) output [AMP]

    Other information:

    Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Climate Control Air Filter. Repair procedures

    Replacement 1. Remove the glove box. (Refer to Body - "Glove Box") 2. Remove the filter cover (A) by pressing the knob. 3. Replace the air filter (A) with a new one according to the direction of air filter.

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

    Description • PDW consists of 8 sensors (front : 4 units, rear : 4 units) that are used to detect obstacles and transmit the result in three separate warning levels, the first, second and third to IBU via LIN communication.

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