You should exercise the utmost care to prevent damage to your vehicle and injury to yourself whenever performing any maintenance or inspection procedures. Inadequate, incomplete or insufficient servicing may result in operational problems with your vehicle that could lead to vehicle damage, an accident, or personal injury.
Hyundai Creta GS 2014-2025 Service Manual: Repair procedures
Refrigerant System Service
Basics
Refrigerant Recovery
Use only service equipment that is U.L-listed and is certified to meet the requirements
of SAE J2210 to remove HFC-134a (R-134a) from the air conditioning system.
...
Hyundai Creta GS 2014-2025 Service Manual: Smart Key Unit
Components and components location
Components
Connector Pin Information
No
Connector A
Connector B
Connector C
1
BATT (+)
Driver out side handle antenna (Ground)
ESCL (ground) ...