Hyundai Sonata: ESC operation
ESC ON condition
- When the ignition is turned ON, ESC and ESC OFF indicator lights illuminate for approximately 3 seconds, then ESC is turned on.
- Press the ESC OFF button for at least half a second after turning the ignition ON to turn ESC off. (ESC OFF indicator will illuminate). To turn the ESC on, press the ESC OFF button (ESC OFF indicator light will go off).
- When starting the engine, you may hear a slight ticking sound. This is the ESC performing an automatic system self-check and does not indicate a problem.
When operating
When the ESC is in operation, ESC indicator light blinks.
- When the Electronic Stability Control is operating properly, you can feel a slight pulsation in the vehicle. This is only the effect of brake control and indicates nothing unusual.
- When moving out of the mud or driving on a slippery road, pressing the accelerator pedal may not cause the engine rpm (revolutions per minute) to increase.
ESC operation off
ESC OFF state
- To cancel ESC operation, press the ESC OFF button (ESC OFF indicator light illuminates).
- If the ignition switch is turned to LOCK position when ESC is off, ESC remains off. Upon restarting the engine, the ESC will automatically turn on again.
Electronic stability control (ESC)
The Electronic Stability control (ESC) system is designed to stabilize the vehicle
during cornering maneuvers. ESC checks where you are steering and where the vehicle
is actually going. ESC ap ...
Indicator light
When ignition switch is turned to ON, the indicator light illuminates, then goes
off if the ESC system is operating normally. The ESC indicator light blinks whenever
ESC is operating or illumina ...
See also:
Passenger Airbag (PAB) Module. Description and Operation
Description
The passenger airbag (PAB) is installed inside the crash pad and protects
the front passenger in the event of a frontal crash. The SRSCM determines if
and when to deploy the PAB. ...
Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove
the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
...
Seat Belt Buckle Switch (BS). Description and Operation
Description
The SRSCM shall monitor the status of the driver and front passenger seat
belt buckle. The SRSCM provides one pin each for the driver and front passenger
seat belt buckle status ...