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

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: General Information

- General Troubleshooting Information Before Troubleshooting 1.Check applicable fuses in the appropriate fuse/relay box. 2.Using the battery checker (MCR-570 KIT), check the battery for damage, state of charge, and clean and tight connections.(Refer to Engine Electrical System - "Battery")     • Do not quick-charge a battery unless the battery ground cable has been disconnected, otherwise you will damage the alternator diodes.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Troubleshooting

Standard Flow of Diagnostic Troubleshooting Notes With Regard To Diagnosis The phenomena listed in the following table are not abnormal.ConditionExplanation System check soundWhen starting the engine, a thudding sound can sometimes be heard coming from inside the engine compartment. This is because the system operation check is being performed.