Hyundai Sonata LF: 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 procedure for that DTC...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Purge Control Solenoid Valve (PCSV) Specifications
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Hyundai Sonata LF 2014-2019 Service Manual: Special Service Tools
Special Service Tools Tool (Number and name)IllustrationUse09373-27000Alternator pulley remover wrenchRemoval and installation of alternator pulley 09964-C1100SCC reflectorReflector to align the SCC radar09964-C1200Calibration beamLaser to detect the center of the vehicle...
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