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: Fuel gauge

Type A Type B This gauge indicates the approximate amount of fuel remaining in the fuel tank. Information The fuel tank capacity is given in chapter 2. The fuel gauge is supplemented by a low fuel warning light, which will illuminate when the fuel tank is nearly empty...

Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Explanation of Scheduled Maintenance Items

Engine Oil and Filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the vehicle is being driven in severe conditions, more frequent oil and filter changes are required. Drive Belts Inspect all drive belts for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary...

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.