Hyundai Elantra: Charging System / Troubleshooting
Hyundai Elantra AD (2016-2020) Service Manual / Engine Electrical System / Charging System / Troubleshooting
| Troubleshooting |
| Symptom | Suspect area | Remedy |
| Charging warning indicator does not light with ignition switch "ON" and engine off. | Fuse blown | Check fuses |
| Light burned out | Replace light | |
| Wiring connection loose | Tighten loose connection | |
| Electronic voltage regulator | Disconnect the voltage regulator to see if light turns off. If light turns off, replace voltage regulator. | |
| Charging warning indicator does not go out with engine running. (Battery requires frequent recharging) | Drive belt loose or worn | Adjust belt tension or replace belt |
| Battery cable loose, corroded or worn | Inspect cable connection, repair or replace cable | |
| Electronic voltage regulator or alternator | Disconnect the voltage regulator or alternator to see if light turns off. If light turns off, replace voltage regulator. | |
| Wiring | Repair or replace wiring | |
| Overcharge | Electronic voltage regulator | Disconnect the voltage regulator to see if light turns off. If light turns off, replace voltage regulator. |
| Voltage sensing wire | Repair or replace wiring | |
| Discharge | Drive belt loose or worn | Adjust belt tension or replace belt |
| Wiring connection loose or short circuit | Inspect wiring connection, repair or replace wiring | |
| Electronic voltage regulator or alternator | Disconnect the voltage regulator or alternator to see if light turns off. If light turns off, replace voltage regulator. | |
| Poor grounding | Inspect ground or repair | |
| Worn battery | Replace battery |
Repair procedures
Inspection
Inspecion Item
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Battery efficiency inspection
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Battery voltage inspection
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Charging voltage insptection
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General inspection
•
Terminal tighten ...
Alternator Description and Operation
Description
The Alternator has eight built-in diodes, each rectifying AC current to DC current.
Therefore, DC current appears at alternator "B" terminal.
In addition, the charging voltage of this ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications
ItemsSpecificationRated voltageDC 12VOperating voltage9V ~ 16VOperating speed30?/h ~ 225?/hSensible distance30m (Sedan)Curvature radiusStart : More than 100m/30km/hStop : Less than 70mFrequency24 GHzNumbers2EA (Master 1EA, Slave 1EA)
...
Hyundai Elantra AD (2016-2020) Service Manual: Piston and Connecting Rod Components and Components Location
Components
1. Piston ring2. Snap ring3. Piston pin4. Piston5. Connecting rod 6. Connecting rod upper bearing7. Connecting rod lower bearing8. Connecting rod bearing cap
...
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