Hyundai Elantra: Ignition System / Description and operation

Hyundai Elantra (CN7) 2021-2025 Service Manual / Engine Electrical System / Ignition System / 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 in the memory of the ECM (Engine Control Module).

The engine operating conditions (speed, load, warm-up condition, etc.) are detected by the various sensors. Based on these sensor signals and the ignition timing data, signals to interrupt the primary current are sent to the ECM.

The ignition coil is activated, and timing is controlled.

Ignition System

Repair procedures

On-vehicle InspectionInspect ignition coil assembly and Perform spark test1.Check for DTCs. • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC...

Other information:

Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Shift-lock release

If the shift lever cannot be moved from the P (Park) position into R (Reverse) position with the brake pedal depressed, continue depressing the brake, and then do the following: 1. Place the ignition switch in the LOCK/ OFF position. 2. Apply the parking brake...

Hyundai Elantra (CN7) 2021-2025 Service Manual: Side Impact Sensor (SIS)

Description and operation Description• Side Impact Sensors (SIS), each installed on the center part of the right and left front door modules and the right and left center pillars, detects side impact during collision.• The pressure-sensitive side collision detection sensor (P-SIS) is a method that senses the pressure when it collides, and is also call..

Manual climate control system

To defog inside windshield

[A] : Type A, [B] : Type B

1. Select any fan speed except “0” position.

2. Select the desired temperature.

3. Select the or position.