Hyundai Elantra: Charging System / Battery Troubleshooting

Battery Repair procedures

Removal Battery 1. Turn the ignition switch OFF. 2. Disconnect the battery (-) terminal (A). 3. Remove the battery (+) terminal (B). 4. Remove the battery mouting bracket (A). ...

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 s ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine's fuel system is disabled. When the ignition switch is placed in the ON position, the immobilizer system indicator should come on briefly, then go off. If the indicator ...

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Inspection Inspecion Item • Battery efficiency inspection • Battery voltage inspection • Charging voltage insptection • General inspection • Terminal tightening state inspection • Engine/ transaxle ground state inspection • Wiring hareness g ...