Hyundai Sonata LF: Charging System / Battery Sensor Description and Operation

Hyundai Sonata LF 2014-2019 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

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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)...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Rear Door Belt Outside Weatherstrip Repair procedures

Replacememt 1. Pull down rear door window glass by pressing the power window glass switch. 2. Remove the rear door belt outside weatherstrip (A). 3. Install in the reverse order of removal. • Replace any damaged clips...

Hyundai Sonata LF 2014-2019 Service Manual: Stop Lamp Switch Description and Operation