Kia Cee'd: Charging System / DC DC Converter Repair procedures

Kia Cee'd JD Service Manual / Engine Electrical System / Charging System / DC DC Converter Repair procedures

Removal

1.	Disconnect the battery negative terminal.

2.	Remove the glove box housing. (Refer to Body - "Glove Box Housing")

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

4.	Remove the DC/DC converter (B) after removing nuts. [LHD] [RHD]

Installation

Install in the reverse order of removal.

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After reconnecting the battery negative cable, ISG function dose 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 ISG function, Battery sensor recalibration procedure should be performed after finishing the repair work.

(Refer to Charging System - "Battery Sensor")

DC DC converter installation nut:

4.0 ~ 6.0N.m (0.4 ~ 0.6kgf.m, 3.0 ~ 4.4lb-ft)

DC DC Converter Schematic diagrams

Circuit Diagram ...

Battery Description and operation

Description 1. The MF(Maintenance Free) battery is, as the name implies, totally maintenance free and has no removable battery cell caps. 2. ...

Other information:

Kia Cee'd JD Service Manual: Components and components location
Components [AFLS ECU] ...

Kia Cee'd JD Owners Manual: Condition of ISG system operation
The ISG system will operate under the following condition: - The driver’s seat belt is fastened. - The driver’s door and engine hood are closed. - The brake vaccum pressure is adequate. - The battery is sufficiently charged. - The outside temperature is between -2°C to 35°C (28.4°F ...