Hyundai Elantra: Charging System / Battery Sensor Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Engine Electrical System / Charging System / Battery Sensor Description and Operation

Description

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. Disconnect the battery sensor connector (A). 3. Remove the battery negative (-) cable after removing the bolts (B). Installation ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Engine Coolant Temperature Sensor (ECTS) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the ECTS connector. 3. Remove the ECTS. 4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3. 5. Check that the resistance is within the specification. ...

Hyundai Elantra AD (2016-2020) Owners Manual: Drive Info display
This display shows the trip distance (1), the average fuel economy (2), and the total driving time (3). The information is combined for each ignition cycle. However, when the engine has been OFF for 4 hours or longer the Drive Info screen will reset. To reset the details, press and hold the ...