Hyundai Kona: Ignition System / Troubleshooting

Hyundai Kona (OS) 2018-2026 Service Manual / Engine Electrical System / Ignition System / Troubleshooting

Troubleshooting

Symptom	Suspect Area	Remedy
Engine will not start or is hard to start (Cranks OK)	Ignition lock switch	Inspect ignition lock switch, or replace as required
	Ignition coil	Inspect ignition coil, or replace as required
	Spark plugs	Inspect spark plugs, or replace as required
	Ignition wiring disconnected or broken	Repair wiring, or replace as required
Rough idle or stalls	Ignition wiring	Repair wiring, or replace as required
Rough idle or stalls	Ignition coil	Inspect ignition coil, or replace as required
Engine hesitates/poor acceleration	Spark plugs and spark plug cables	Inspect spark plugs / cable, or replace as required
Engine hesitates/poor acceleration	Ignition wiring	Repair wiring, or replace as required
Poor mileage	Spark plugs and spark plug cables	Inspect spark plugs / cable, or replace as required

Repair procedures

On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs. ...

Ignition Coil Specifications

Specification Item Specification Primary Coil Resistance (Ω) 0.56 ± 10% [20°C (68°F)] Pin 4 ...

Other information:

Hyundai Kona (OS) 2018-2026 Owners Manual: Service reminder
If the remaining mileage or days is below 1,500 km or 30 days, the service reminder will be displayed with a warning sound for a few seconds each time you turn the ignition switch to the ON position. Information To change or deactivate the service interval, consult an authorized HYUNDAI dealer. ...

Hyundai Kona (OS) 2018-2026 Service Manual: Cowl Cross Bar Assembly Repair procedures
Replacement • Put on gloves to prevent hand injuries. • Wh ...