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...

    Ignition Coil Specifications

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    Other information:

    Hyundai Sonata LF 2014-2019 Service Manual: Advanced Smart Cruise Control (ASCC) Unit-Radar Description and Operation


    Description The smart cruise control unit is installed on the front right side of the chassis.A radar sensor is embedded in the front section of the unit. This sensor detects vehicles and objects in front of the vehicle.The radar sensor can detect up to 64 objects ahead of a vehicle...

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