Kia Rio: DC/DC Converter: Removal and Installation - ISG (Idle Stop & Go) System - Engine Control / Fuel System - Kia Rio UB 2012-2026 Service ManualKia Rio: DC/DC Converter: Removal and Installation

1.
Disconnect the battery negative terminal.

Tightening torque
Without battery sensor :
7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft)
With battery sensor :
4.0 ~ 6.0 N.m (0.4 ~ 0.6 kgf.m, 3.0 ~ 4.4 lb-ft)

2.
Remove the glove box housing. (Refer to BD group)
3.
Disconnect the connector (A) and then remove the DC/DC converter (B).


4.
Installation is reverse order of removal.

     
After disconnecting then reconnecting the battery negative cable, the ISG function dose not operates until the system is stabilized, about 4 hours.
DC/DC Converter: Circuit Diagram
   In the ISG mode, if the power of an audio system turnsOFF by drawdown while “Auto Starting” or “Idle Starting ...

ISG OFF Switch: Description
The ISG OFF switch on the crash pad lower panel can be used to deactivate the ISG function. ...

See also:

Positive Crankcase Ventilation (PCV) Valve: Operation Principle
...

Specification
HO2S [Bank 1/Sensor 1] Item Specification Heater Resistance (Ω) 2.4 ~ 4.0 [20°C(68°F)] HO2S [Bank 1/Sensor 2] A/F Ratio (λ) ...

Curtain Airbag (CAB) Module Removal
1. Disconnect the battery negative cable and wait for at least thirty seconds before beginning work. 2. Remove the roof trim. (Ref ...

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