Hyundai Azera: Engine Control System
Troubleshooting
Description and OperationSmart key unit Repair procedures
Removal
-
Take care not to scratch the crash pad and related parts
Smart key unit
1.
Disconnect the negative (-) battery terminal.
2.
Remove the accelerator pedal ...
Light bulbs
WARNING - Lights
Prior to working on the light, firmly apply the parking brake, ensure that
the ignition switch is changed to the OFF position and turn off the lights to avoid
sudden movement of th ...
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 ...