Hyundai i-30: Ignition System / Troubleshooting

Hyundai i30 (PD) 2018-2025 Service Manual / Engine Electrical System / Ignition System / Troubleshooting

Troubleshooting
Trouble symptom
Probable cause
Remedy
Engine will not start or is hard to
start (Cranks OK)
 Ignition lock switch
 Inspect ignition lock switch, or replace as required
Ignition coil
 Inspect ignition coil, or replace as required
Spark plugs
 Inspect spark plugs, or replace as required
Ignition wiring disconnected or broken
 Repair wiring, or replace as required
Rough idle or stalls
 Ignition wiring
 Repair wiring, or replace as required
Ignition coil
 Inspect ignition coil, or replace as required
Engine hesitates/poor acceleration
 Spark plugs and spark plug cables
 Inspect spark plugs / cable, or replace as required
Ignition wiring
 Repair wiring, or replace as required
Poor mileage
 Spark plugs and spark plug cables
 Inspect spark plugs / cable, or replace as required

    Description and operation

    Description The ignition coil is a kind of small transformer that transforms the battery voltage to 30 kV or more to create a spark in the spark plug gap in the cylinder...

    Schematic diagrams

    ..

    Other information:

    Hyundai i30 (PD) 2018-2025 Service Manual: Repair procedures


    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the steering wheel. (Refer to Steering System - "Steering Wheel") 3. Remove the steering column upper and lower shrouds after loosening the screws...

    Hyundai i30 (PD) 2018-2025 Service Manual: DCT (Dual Clutch Transmission)


    Components and components location Components 1. DCT (Dual Clutch Transmission) assembly 2. DCT support bracket 3. Roll rod support bracket Repair procedures Removal 1...

    Categories

    Turn signals and lane change signals

    Hyundai i30. signals

    To signal a turn, push down on the lever for a left turn or up for a right turn in position (A). To signal a lane change, move the turn signal lever slightly and hold it in position (B).The lever will return to the OFF position when released or when the turn is completed.

    read more


     
    Copyright © 2025 www.hi30.net