Hyundai Sonata: Smart key

With a smart key, you can lock or unlock a door (and trunk) and even start the engine without inserting the key.
The functions of buttons on a smart key are similar to the remote keyless entry. (Refer to the “Remote keyless entry” in this section.)
Immobilizer system
Your vehicle is equipped with an electronic engine immobilizer system to reduce
the risk of unauthorized vehicle use.
Your immobilizer system is comprised of a small transponder in the ignition key ...
Smart key functions
Carrying the smart key, you may lock and unlock the vehicle doors. Also, you
may start the engine. Refer to the following, for more details.
Locking
Using the door handle switch
Pressing ...
See also:
Turn by Turn
The Turn by Turn feature can be used through Blue Link.
1. Direction Indicator Image
2. Remaining distance until next point
3. The Count bar is divided into a total of 9 levels.
4. Current Str ...
Steering Angle Sensor. Description and Operation
Description
The Steering Angle Sensor (SAS) is installed in EPS (Electric Power Steering)
and it sends messages to HECU through CAN communication line.
The SAS is used to determine turning ...
Manifold Absolute Pressure Sensor (MAPS). Repair procedures
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the MAPS at idle and IG ON.
...
