Spark plugs
Hyundai Sonata / Sonata 2011 Owners Manual / Maintenance / Explanation of scheduled maintenance items / Spark plugs
Make sure to install new spark plugs of the correct heat range.
See also:
Unlocking doors
1. Push the "UNLOCK" button on the transmitter.
2. Two turn unlock mode
At the same time the driver's door unlocks, the turn signal light will blink
twice to indicate that the system ...
Fuel filter
A clogged filter can limit the speed at which the vehicle may be driven, damage
the emission system and cause multiple issues such as hard starting. If an excessive
amount of foreign matter accumu ...
Ashtray / coin tray
The front ashtray/coin tray may be opened by
pushing and releasing the ashtray lid. To remove
the ashtray to empty or clean it, lift the
ashtray upward and pull it out. The ashtray coin
tray lig ...


