Kia Cadenza YG: Ignition System / Ignition Coil Description and Operation

Kia Cadenza YG 2016-2021 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.

    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.

    Specification ItemSpecification Primary Coil Resistance (Ω)0.62 ± 10％ [20°C (68°F)]Secondary Coil Resistance (kΩ)7.0 ± 15％ [20°C (68°F)]

    Other information:

    Kia Cadenza YG 2016-2021 Service Manual: Heater Unit Repair procedures

    Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery/ recycling/ charging station. 3. When the engine is cool, drain the engine coolant from the radiator. 4. Remove the expansion valve cover (A).

    Kia Cadenza YG 2016-2021 Service Manual: Heater & A/C Control Unit (DATC) Repair procedures

    Inspection Self diagnosis 1. Self-diagnosis process 2. How to read self-diagnostic code. After the display panel flickers three times every 0.5 second, the corresponding fault code flickers on the setup temperature display panel every 0.

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