Hyundai Elantra: Ignition System / Ignition Coil Description and Operation

Hyundai Elantra AD (2016-2020) 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 (?)0.61 ± 15% [20°C (68°F)]Secondary Coil Resistance (k?)7.5 ± 15% [20°C (68°F)] ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications ItemsSpecificationRated voltageDC 12VOperating voltage9V ~ 16VOperating speed30?/h ~ 225?/hSensible distance30m (Sedan)Curvature radiusStart : More than 100m/30km/hStop : Less than 70mFrequency24 GHzNumbers2EA (Master 1EA, Slave 1EA) ...

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Component Location [Engine Room] 1. Engine room junction block [Interior Relay] 1. Smart junction block (SJB) ...