Hyundai Kona: Charging System / Battery Sensor Description and operation

Vehicles have many control units that use more electricity. These units control their own system based on information from diverse sensors. It is important to have a stable power supply as there diverse sensors giving a variety of information. Battery sensor is mounted on battery (-) terminal. It transmits battery voltage, current, temperature information to ECM. ECM controls generating voltage by duty cycle based on these signals.

Battery Troubleshooting

Troubleshooting ...

Battery Sensor Repair procedures

Removal 1. Disconnect the battery negative (-) cable. 2. Turn the ignition switch OFF. 3. Disconnect the batte ...

Other information:

Hyundai Kona (OS) 2018-2025 Service Manual: Heater Core Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater - "Heater Unit") 3. Remove the heater co ...

Hyundai Kona (OS) 2018-2025 Owners Manual: Charging System Warning Light
This warning light illuminates: • When there is a malfunction with either the alternator or electrical charging system. If there is a malfunction with either the alternator or electrical charging system: 1. Drive carefully to the nearest safe location and stop your vehicle. 2. Turn the engine o ...