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Hyundai Equus: Ignition Coil Description and Operation - Ignition System - Engine Electrical System - Hyundai Equus VI 2009-2024 Service ManualHyundai Equus: 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 pr ...

    Ignition Coil Specifications
    Specification ItemSpecification Primary Coil Resistance (x)0.62 ± 10% [20°C (68°F)]Secondary Coil Resistance (kx)7.0 ± 15% [20°C (68°F)] ...

    See also:

    Erasing HomeLink® buttons
    Individual buttons cannot be erased. However, to erase all three programmed buttons: 1. Press and hold the two outer HomeLink® buttons until the indicator light begins to flash-after 20 seconds. 2 ...

    Lumbar Support Unit Repair procedures
    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear seat back. (Refer to Body - "Rear Seat Back Cover") 3. Remove the bladder & ECU/ valve assembly (A) after l ...

    Troubleshooting
    Troubleshooting Ignition System SymptomSuspect AreaRemedyEngine will not start or is hard to start (Cranks OK)Ignition lock switchInspect ignition lock switch, or replace as requiredIgnition c ...

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