Hyundai Azera: On-board Refueling Vapor Recovery (ORVR) valve Description and Operation

Canister Repair procedures

Removal 1. Turn the ignition switch OFF and disconnect the negative (-) battery cable. 2. Disconnect the ventilation hose (A) from the fuel tank air filter. 3. Disconnect the vapor tube q ...

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 ...

See also:

Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the car is being driven in severe conditions, more frequent oil and filter changes are required ...

Heated Oxygen Sensor (HO2S) Schematic Diagrams
Circuit Diagram ...

Variable Intake Solenoid (VIS) Valve Description and Operation
Description Variable Intake manifold Solenoid (VIS) valves are installed on the intake manifold (VIS Valve 1) and the surge tank (VIS Valve 2). These VIS valve 1 and 2 control vacuum modulators ...