Hyundai Santa Fe: Ignition Coil. Description and Operation - Ignition System - Engine Electrical SystemHyundai Santa Fe: 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. (Refer to ...

Ignition Coil. Specifications
Specification Item Specification Primary Coil Resistance (Ω) 0.79 ± 15％ [20°C (68°F)] Secondary Coil Resistance (kΩ) 7.0 ± 15％ [20°C (68°F)] ...

See also:

Main components of occupant classification system
A detection device located within the front passenger seat cushion. Electronic system to determine whether the front passenger air bag system should be activated or deactivated. An indicator light located ...

Transmitter precautions
✽ NOTICE The transmitter will not work if any of following occur: The ignition key is in the ignition switch. You exceed the operating distance limit (about 90 feet [30 m]). The battery in the transmitter ...

Scheduled maintenance service
Follow Normal Maintenance Schedule if the vehicle is usually operated where none of the following conditions apply. If any of the following conditions apply, follow Maintenance Under Severe Usage Conditions. ...