Hyundai Accent (HC): Advanced Driver Assistance System (ADAS)

Other information:

Hyundai Accent (HC) (2017 - 2022) Service 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 Hyundai Accent is being driven in severe conditions, more frequent oil and filter changes are required to protect the engine from accelerated wear and sludge buildup. Drive Belts Inspect all drive belts for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Manual Heating and Air Conditioning

You can also operate the heating and cooling system manually by pressing buttons other than AUTO. In this mode, the system follows your selections in sequence, while functions you do not adjust may still be managed automatically. When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically.