Hyundai Sonata: Ignition System / Ignition Coil Description and Operation

Description
An ignition coil is an induction coil in an engine's ignition system which transforms the battery's low voltage to the high voltage needed to create an electric spark in the spark plugs to ignite the fuel. Coils have an internal resistor while others rely on a resistor wire or an external resistor to limit the current flowing into the coil from the battery 12 V supply.
Repair procedures
On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs.     • If a DTC is present, perform troubleshooting in accordance with the ...

Ignition Coil Specifications
Specification ItemSpecification Primary Coil Resistance (?)0.56 ± 10% [20°C (68°F)]Secondary Coil Resistance (k?)2.0 ± 15% [20°C (68°F)] ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Electric Parking Brake (EPB) Components and Components Location
Components 1. VDC control module2. EPB switch3. Brake caliper4. EPB warning lamp5. AUTO HOLD lamp ...

Hyundai Sonata LF 2014-2019 Service Manual: Alignment Repair procedures
Front Wheel Alignment     When using a commercially available computerized wheel alignment equipment to inspect the front wheel alignment, always position the vehicle on a level surface with the front wheels facing straight ahead. Prior to inspection, make sure that the f ...

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