Hyundai Elantra (CN7): Ignition System / Description and operation

Hyundai Elantra (CN7) 2021-2026 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.

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

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Refrigerant Line

    Components and components location Components Location1. Refrigerant Pipe Assembly Repair procedures Replacement1.If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minutes, then shut the engine off.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Auto Defogging Sensor

    Description DescriptionThe auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actuator, A/C, auto defogging actuat

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