Description and operation DescriptionCVVD(Continuous Variable Valve Duration) System is a device to control the optimum open and close timing according to the driving mode by changing the valve opening section.
Components Location1. Fuel Tank 2. Fuel Pump3. Fuel Fiter4. Fuel Pressure Regulator5. Canister6. Fuel tank air filter7. Fuel pump plate cover8. Fuel filler hose9.
Repair procedures Replacement1.Disconnect the negative (-) battery terminal.2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad")3.Remove the steering column upper & Lower shroud.4.Remove the ignition switch and disconnecting the Key Warning / immobilizer connector.
TroubleshootingDiagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.1)Fault Code Searching : Checking failure and code number (DTC)2)Data Analysis : Checking the system input/