Hyundai Sonata LF: Ignition System / Repair procedures
| 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 in the memory of the ECM
(Engine Control Module)...
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 plugs to ignite the
fuel...
Other information:
Description
The changed position of the seat by memorizing into the power
seat unit with IMS switch controlling the optimal seat position set by
the driver can be restored with the IMS switch.
It has the function of prohibiting the restoring action during driving and emergent stopping the linked motion for safety...
C..
Description and Operation
Ignition Coil Description and Operation