Hyundai Sonata: Ignition System / Ignition Coil Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Engine Electrical System / 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: Components and Components Location
Components 1. Timing chain2. Timing chain guide3. Timing chain arm4. Timing chain auto tensioner5. Timing chain cover6. Drive belt idler7. Water pump gasket8. Water pump9. Water pump pulley10. Crank shaft pulley11. Front oil seal12. Alternat ...

Hyundai Sonata LF 2014-2019 Service Manual: Special Service Tools
Special Service Tools Tool (Number and name)IllustrationUse09880-4F000Hog ring clip installerHog ring clip installation ...