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. • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: Climate Control Air Filter
Description and operation Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a conventional dust filter to ensure comfortable interior environment.
Hyundai Elantra (CN7) 2021-2026 Service Manual: Description and operation
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