Kia Stinger CK: Exhaust Emission Control System / Catalytic Converter

Kia Stinger (CK) 2018-2023 Service Manual / Emission Control System / Exhaust Emission Control System / Catalytic Converter

Description and operation
Description

The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx).

Catalytic Converter (WCC)

Repair procedures
Removal
1.

Remove the engine cover.

(Refer to Engine Mechanical System - "Engine Cover")

2.

Disconnect the negative battery terminal.
3.

Remove the engine room front under cover.

(Refer to Engine Mechanical System - "Engine Room Under Cover")

4.

Drain the coolant.

(Refer to Engine Mechanical System - "Coolant")

5.

Remove the air intake hose.

(Refer to Engine Mechanical System - "Air Cleaner")

6.

Disconnect the recirculation valve connector (A) and the vacuum hose (B).
7.

Remove the intercooler inlet hose & pipe assembly (A).

Tightening torque

Nuts (B) :

14,7 - 19.6 N·m (1.5 - 2.0 kgf·m, 10.8 - 14.5 lb·ft)

Nut (C) :

14.7 - 19.6 N·m (1.5 - 2.0 kgf·m, 10.8 - 14.5 lb·ft)

  
1)

When disconnect the intercooler inlet hose, pull out the quick connector clamp (A) in the direction of the arrow as shown below.
2)

Move the quick connector clamp from position (B) to position (C) as shown below and pull out the quick connector hose.

8.

Remove the turbocharger inlet hose (A).

Tightening torque :

4.9 - 6.9 N·m (0.5 - 0.7 kgf·m, 3.6 - 5.1 lb·ft. 43.4 - 60.8 lb·in)

9.

Remove the heat protector (A).

Tightening torque :

7.8 - 11.8 N·m (0.8 - 1.2 kgf·m, 5.8 - 8.7 lb·ft)

10.

Remove the heated oxygen sensor.

(Refer to Engine Control / Fuel System - " Heated Oxygen Sensor ( HO2S)")

11.

Remove the warm-up catalytic converter (WCC) heat protector (A).

Tightening torque :

18.6 - 23.5 N·m (1.9 - 2.4 kgf·m, 13.7 - 17.4 lb·ft)

12.

Remove the front muffler.

(Refer to Engine Mechanical System - "Muffler")

13.

Remove the warm-up catalytic converter (WCC) stay (A).

Tightening torque

Bolts (B) :

18.6 - 27.5 N·m (1.9 - 2.8 kgf·m, 13.7 - 20.3 lb·ft)

Bolts (C) :

52.0 - 57.9 N·m (5.3 - 5.9 kgf·m, 38.3 - 42.7 lb·ft)

14.

Remove the RH hood sealing cover (A).
15.

Disconnect the heater hose (A).
16.

Remove the warm-up catalytic converter (WCC) (A) and gasket.

Tightening torque :

49.0 - 53.9 N·m (5.0 - 5.5 kgf·m, 36.2 - 39.7 lb·ft)

Installation
1.

Install in the reverse order of removal.

Exhaust Emission Control System

CVVT (Continuous Variable Valve Timing) System

Other information:

Kia Stinger (CK) 2018-2023 Service Manual: Air bag inflation conditions

Front air bags Front air bags are designed to inflate in a frontal collision depending on the intensity, speed or angles of impact of the front collision. Side and/or curtain air bags Side and/or curtain air bags are designed to inflate when an impact is detected by side collision sensors depending on the strength, speed or angles of impact resulting from a side impact collision.

Kia Stinger (CK) 2018-2023 Service Manual: Manual heating and air conditioning

The heating and cooling system can be controlled manually by pressing buttons or turning knob(s) other than the AUTO button. In this case, the system works sequentially according to the order of buttons or knob(s) selected. 1. Start the engine. 2. Set the mode to the desired position. For improving the effectiveness of heating and cooling; - Heating: - Cooling: 3.

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