Inspect ignition coil assembly and Perform spark test
1.Check for DTCs.
• If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide)
2.Check if sparks occur. â– Without diagnostic tool
(1)Remove the engine cover.(Refer to Engine Mechanical System - "Engine Cover")
(2)Remove the ignition coils.(Refer to Ignition System - "Ignition Coil")
(3)Using a spark plug wrench, remove the spark plugs.(Refer to Ignition System - "Spark Plug")
(4)Connect the connector after install the spark plug to ignition coil.
(5) Ground the spark plug to the engine.

(6)Check if sparks occur at each spark plug while engine is being cranked.
• Do not crank the engine for more then 5 seconds.
â– With diagnostic tool(1)Remove the engine cover.(Refer to Engine Mechanical System - "Engine Cover")
(2)Remove the ignition coils.(Refer to Ignition System - "Ignition Coil")
(3)Using a spark plug wrench, remove the spark plugs.(Refer to Ignition System - "Spark Plug")
(4)Connect the diagnostic tool to data link connector (DLC).
(5)Turn the ignition switch ON.
(6)Select "Vehicle, Model year, Engine, System".
(7)Select "Actuation Test".
(8)Select "Ignition Coil Enable/Disable-#1, #2, #3, #4".


• Do not crank the engine for more then 5 seconds.
3. If sparks do not occur, perform the following test.

4.Using a spark plug wrench, install spark plugs.(Refer to Ignition System - "Spark Plug")
5.Install the ignition coils.(Refer to Ignition System - "Ignition Coil")
6.Install the engine cover.(Refer to Engine Mechanical System - "Engine Cover")
Schematic Diagrams
Ignition CoilHyundai Tucson (NX4) 2022-2025 Service Manual: C Pillar Garnish
- Replacement
• When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
• Put on gloves to prevent hand injuries.
1.Using a screwdriver or remover, remove the C pillar garnish (A).
2.To install, ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Seats
Front seat
1 Forward and rearward
2 Seatback angle
3 Seat cushion angle*
4 Seat height
5 Lumbar support (Driver’s seat)*
6 Seat warmer*
7 Air ventilation seat*
8 Head restraint
Rear seats
9 Seatback angle and folding
10 Head restraint
11 Armrest
12 Seat warmer* ...