Hyundai Elantra: Charging System / 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).

Installation
1.
Install in the reverse order of removal.

Battery sensor cable installation bolt :
10.8 ~ 13.7 N.m (1.1 ~ 1.4 kgf.m, 8.0 ~10.1 lb-ft)
Battery (-) terminal tightening nut :
3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)

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 ...

Starting System
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Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Repair procedures
Fuel Pressure Test 1. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - “Release Residual Pressure in Fuel Line”)     • When removing the fuel pump fuse, a Diagnostic Trouble Code (DTC) may occur. Delete the code with the GDS after compl ...

Hyundai Elantra AD (2016-2020) Owners Manual: Forward Collision Avoidance (FCA) System (with hyundai smart sense)
The Forward Collision-Avoidance Assist (FCA) system is designed to help detect and monitor the vehicle ahead or help detect a pedestrian in the roadway through radar signals and camera recognition to warn the driver that a collision is imminent, and if necessary, apply emergency braking. WARN ...

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