Hyundai Azera: Engine Control/Fuel System

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 ...

General Information

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Canister Close Valve (CCV) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the CCV connector. 3. Measure resistance between the CCV terminal 1 and 2. 4. Check that the resistance is within the specific ...

Check spark plugs and ignition system
Inspect your spark plugs as described in section 7 and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way. ...

Repair procedures
On-vehicle Inspection Spark Test 1. Remove the ignition coils. (Refer to Ignition System - "Ignition Coil") 2. Using a spark plug socket, remove the spark plug. 3. Install the spark p ...