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 |
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 |
Ignition wiring |
Repair wiring, or replace as required |
|
Poor mileage |
Spark plugs and spark plug cables |
Inspect spark plugs / cable, or replace as required |
Hyundai Kona (OS) 2018-2023 Owners Manual: ISG (Idle Stop and Go) system
The ISG system is to reduce the fuel consumption by automatically shutting down
the engine, when the vehicle is at a standstill (i.e. red stop light, stop sign,
and traffic jam).
The engine is automatically started upon satisfying the starting conditions.
The ISG system is always active, when the ...
Hyundai Kona (OS) 2018-2023 Service Manual: Crankshaft Repair procedures
Disassembly
•
Use fender covers to avoid damaging painted surfaces.
•
To avoid damaging the cylinder head, wait until the engine coolan ...