Kia Cadenza: Emission Control System / Troubleshooting

Kia Cadenza YG 2016-2023 Service Manual / Emission Control System / Troubleshooting

Troubleshooting

Symptom	Suspect area
Engine will not start or stuggle to start	Vapor hose damaged or disconnected
Engine stuggle to start	Malfunction of the Purge Control Solenoid Valve
Rough idle or engine stalls	Vapor hose damaged or disconnected
Rough idle or engine stalls	Malfunction of the PCV valve
Rough idle	Malfunction of the Evaporative Emission Control System
Excessive oil consumption	Positive crankcase ventilation line clogged

Schematic Diagrams

Schematic Diagram ...

Crankcase Emission Control System

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Other information:

Kia Cadenza YG 2016-2023 Service Manual: Antenna Coil Repair procedures

Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3. Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw. Installation 1. Install the coil antenn ...

Kia Cadenza YG 2016-2023 Service Manual: On-board Refueling Vapor Recovery (ORVR) valve Repair procedures

Removal 1. Turn the ignition switch OFF, and then remove battery (-) cable. 2. Remove the fuel tank. (Refer to Fuel System - "Fuel Tank") 3. Disconnect the vapor hose (A). 4. Remove installation bolts (B), and then remove the ORVR valve (C) from the fuel tank, Inspection 1. V ...