Hyundai Azera: Catalytic Converter Repair procedures

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). ...

CVVT (Continuously Variable Valve Timing) System Description and Operation

Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by ...

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Exhaust Manifold Repair procedures
Removal and Installation [LH] 1. Disconnect the LH front and rear heated oxygen sensor (HO2S) connector. (Refer to Fuel System - "Heated Oxygen Sensor (HO2S)") 2. Remove the front muffler ...

Exhaust pipe and muffler
Visually inspect the exhaust pipes, muffler and hangers for cracks, deterioration, or damage. Start the engine and listen carefully for any exhaust gas leakage. Tighten connections or replace parts ...

Troubleshooting
Troubleshooting SymptomPossible causeRemedySpeedometer does not operateCluster fuse (10A) blownCheck for short and replace fuseSpeedometer faultyCheck speedometerCAN line faultyCheck the TCUWirin ...