Hyundai Elantra (CN7): Engine Electrical System / Special service tools

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: Description and operation

DescriptionThe immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto theft.1.

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.