Hyundai Genesis: Ignition System / Spark Plug Description and Operation
A spark plug is a device for delivering electric current from
an ignition system to the combustion chamber of a spark-ignition engine
to ignite the compressed fuel/air mixture therein by means of an
electric spark, while containing combustion pressure within the engine. A
spark plug has a metal threaded shell, electrically isolated from a
central electrode by a porcelain insulator.

Removal
Ignition Coil #1
1.
Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.
Remove the engine wiring protector (A) after loosening the bolt.
3.
Disconnect ...
Specification
ItemSpecificationTypeDILKR7A11Gap 1.0 ~ 1.1 mm (0.0394 ~ 0.0433 in.)
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Other information:
Component Location
1. Rear seat belt retractor [LH]2. Rear seat belt retractor [RH]
...
Removal
[4WD]
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the front wheel and tire (A) from the front hub.
Tightening torque :
88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)
3.
Remove the wheel speed sensor bracket bolt (A) & wh ...