Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: 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

    Description and operation

    DescriptionThe charging system included a battery, an alternator with a built-in regulator, and the charging indicator light and wire.The Alternator has eight built-in diodes, each rectifying AC current to DC current...

    Repair procedures

    InspectionInspecion Item• Battery efficiency inspection• Battery voltage inspection• Charging voltage insptection• General inspection• Terminal tightening state inspection• Engine/ transaxle ground state inspection• Wiring hareness ground state i..

    Other information:

    Hyundai Elantra (CN7) 2021-2024 Service Manual: Smart Key Unit


    Components and components location Components (1)Connector Pin InformDation Pin no Connector A Connector B Connector C Connector D Connector E 1ESCL (+)_output----2Front heated nozzle_output----3-Puddle pocket la..

    Hyundai Elantra (CN7) 2021-2024 Owner's Manual: If the Engine Will not Start


    If the Engine Doesn’t Turn Over or Turns Over Slowly Be sure the shift button is in N (Neutral) or P (Park). The engine starts only when the shift button is in N (Neutral) or P (Park). Check the battery connections to be sure they are clean and tight. Turn on the interior light. If the light dims or goes out when you operate the starter, the battery is drained. Do not push or p..

    Categories

    Odometer

    The odometer indicates the total distance that the vehicle has been driven and should be used to determine when periodic maintenance should be performed.

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