Hyundai Elantra: Ignition System / Description and Operation

Description
Ignition timing is controlled by the electronic control ignition timing system.
The standard reference ignition timing data for the engine operating conditions are pre-pro grammed in the memory of the ECM (Engine Control Module).
The engine operating conditions (speed, load, warm-up condition, etc.) are detected by the various sensors. Based on these sensor signals and the ignition timing data, signals to interrupt the primary current are sent to the ECM.
The ignition coil is activated, and timing is controlled.
Ignition System
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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 ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Changing a Tire with TPMS
If you have a flat tire, the Low Tire Pressure and LCD position indicator will come on. Have the flat tire repaired by an authorized HYUNDAI dealer as soon as possible or replace the flat tire with the spare tire. CAUTION It is recommended that you do not use a puncture-repairing agent not app ...

Hyundai Elantra AD (2016-2020) Owners Manual: Exterior Lights
Lighting control To operate the lights, turn the knob at the end of the control lever to one of the following positions: 1. OFF position 2. AUTO headlamp position (if equipped) 3. Parking lamp position 4. Headlamp position Daytime running light (DRL) The Daytime Running Lights (DRL) can m ...

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