Hyundai Sonata LF: Ignition System / Ignition Coil Description and Operation
Hyundai Sonata LF 2014-2019 Service Manual / Engine Electrical System / Ignition System / 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 plugs to ignite the
fuel. Coils have an internal resistor while others rely on a resistor
wire or an external resistor to limit the current flowing into the coil
from the battery 12 V supply.
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...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Valve Clearance Adjustment
Valve Clearance Inspection And Adjustment Inspect and adjust the valve clearance when the engine is cold (Engine coolant temperature : 20°C) and cylinder head is installed on the cylinder block. 1. Remove the cylinder head cover...
Hyundai Sonata LF 2014-2019 Service Manual: Wheel Repair procedures
Hub nut tightening sequence Tighten the hub nuts as follows. Tightening torque: 88.3 ~ 107.9N.m (9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft) When using an impact gun, final tightening torque should be checked using a torque wrench...
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