| 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.
| (1) |
Remove the engine cover. |
| (2) |
Remove the ignition coils. |
| (3) |
Using a spark plug wrench, remove the spark plugs. |
| (4) |
Disconnect the injector extension connectors. |
| (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 seonds. |
|
|
| 3. |
If sparks do not occur, perform the following test. 
|
| 4. |
Using a spark plug wrench, install spark plugs. |
| 5. |
Install the ignition coils. |
| 6. |
Install the engine cover. |
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 i ...
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 p ...
Hyundai Equus: Repair procedures
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Engine Electrical System / Ignition System / Repair procedures
Description and Operation
Ignition Coil Description and Operation