Hyundai Elantra: Charging System / Alternator Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Engine Electrical System / Charging System / Alternator Repair procedures

Removal

1.	Turn ignition switch OFF and disconnect the negative (-) battery cable.

2.	Remove the drive belt. (Refer to Engine Mechanical System - "Drive Belt")

3.	Disconnect the alternator connector (A) and the cable (B) from alternator "B" terminal.

4.	Remove the alternator (B) after loosening the mounting bolts (A).

Installation

1.	Install in the reverse order of removal.

Adjust the alternator belt tension after installation.

(Refer to Engine Mechanical System - "Drive Belt")

Alternator installation bolt :

[12mm (0.47in) bolt]

19.6 ~ 26.5 N.m (2.0 ~ 2.7 kgf.m, 14.5 ~ 19.5 Ib-ft)

[14mm (0.55in) bolt]

29.4 ~ 41.2 N.m (3.0 ~ 4.2 kgf.m, 21.7 ~ 30.4 Ib-ft)

Alternator Schematic Diagrams

Circuit Diagram • COM signal - When controlling the voltage generated, the ECM sends the target voltage data to the alternator via a PWM signal.(High voltage: 4V or h ...

Battery Description and Operation

Description [AGM Battery] AGM battery is used for especially heavy load on the vehicle network depending on equipment and requirements. AGM stands for Absorbent Glass Material Battery; that is ...

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