If the driver’s door is opened while the ignition key is left in the ignition switch (ACC or LOCK position), the key reminder warning chime will sound. This is to prevent you from locking your keys in the vehicle. The chime sounds until the key is removed from the ignition switch or the driver’s door is closed.
Hyundai Tucson (LM) 2010-2015 Owners Manual: Low tire pressure indicator
The low tire pressure indicator comes on for 3 seconds after the ignition switch
is turned to the "ON" position.
The low tire pressure indicator illuminates when one or more of your tires is
significantly underinflated.
The low tire pressure indicator will illuminate after it blinks for appr ...
Hyundai Tucson (LM) 2010-2015 Service Manual: Repair procedures
Inspection
1.
Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column.
2.
Check for continuity between the terminals.
3.
If continuity is not specified, replace the switch.
Removal
1.
Disconnect the negative (-) battery termin ...