Hyundai Sonata: Ignition System / Repair procedures

On-vehicle Inspection
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 and Operation
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 ...

Ignition Coil Description and Operation
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 ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Rear Door Trim Repair procedures
Replacement     • Put on gloves to protect your hands.     • When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. • Be ...

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components 1. Cylinder block2. Ladder frame3. Crankshaft4. Crankshaft upper bearing5. Crankshaft lower bearing6. Thrust bearing7. Main bearing cap8. External damper flywheel9. Crankshaft sproket10. Crankshaft pulley11. Water jacket insert 1. Piston ring2. Piston3. Piston pin4. Connecting r ...

© 2018-2021 www.hsonatalf.org