Hyundai Tucson: Ignition System / Ignition Coil Description and Operation

Hyundai Tucson (LM) 2010-2015 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 ...

Ignition Coil Specifications

Specification ItemSpecification Primary Coil Resistance (x)0.75 ± 15% [20°C (68°F)]Secondary Coil Resistance (kx)5.9 ± 15% [20°C (68°F)] ...

Other information:

Hyundai Tucson (LM) 2010-2015 Service Manual: Repair procedures
Removal 1. Remove the liftgate trim in the trunk after removing the screws and clips. (Refer to the BD group - "Liftgate") 2. Remove the liftgate garnish (A) after disconnecting the connector and removing the nuts. 3. Remove the back view camera (A) after loosening the screws (2EA). ...

Hyundai Tucson (LM) 2010-2015 Service Manual: Description and Operation
Description System Overview The System offers the following features: - Human machine interface through a 1-stage button, for terminal switching and engine start. - Control of external relays for ACC / IGN1 / IGN2 terminal switching and STARTER, without use of mechanical ignition switch ...