Hyundai Elantra: Charging System / Battery Sensor

Hyundai Elantra (CN7) 2021-2024 Service Manual / Engine Electrical System / Charging System / 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 supply as there diverse sensors giving a variety of information. Battery sensor is mounted on battery (-) terminal. It transmits battery voltage, current, temperature information to ECM. ECM controls generating voltage by duty cycle based on these signals.

Repair procedures

Removal

1.	Turn the ignition switch OFF.

Disconnect the battery (-) terminal (A).

Battery (-)terminal installation :

4.0 - 6.0 N.m (0.4 - 0.6 kgf.m, 3.0 - 4.4 lb-ft)

3.	Remove the battery. (Refer to Engine Electrical System - "Battery")

Remove the battery negative (-) cable after removing the bolts (A).

Battery sensor cable installation bolt :

10.8 - 13.7 N.m (1.1 - 1.4 kgf.m, 8.0 -10.1 lb-ft)

Installation

1.	Install in the reverse order of removal.

Battery

Description and operation Description1.The CMF (Closed Maintenance Free) battery is, as the name implies, totally maintenance free and has no removable battery cell caps...

Starting System

Other information:

Hyundai Elantra (CN7) 2021-2024 Owner's Manual: Function operation

Operating conditions Smart Cruise Control will operate when the following conditions are satisfied. Basic function The gear is in D (Drive) The driver’s door is closed EPB (Electronic Parking Brake) is not applied Your vehicle speed is within the operating speed range -- 5~110 mph (10~180 km/h): when there is no vehicle in front -- 0~110 mph (0~180 km/h): when there is a vehicl..

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

Components and components location ComponentsAudioConnector Pin Information No Connector A Connector B 1Rear left speaker (+)MM_CAN High2Front left speaker (+)-3Front right speaker (+)-4Rear right speaker (+)Steering wheel remote5--6Door openUSB DATA (+)7IGN1USB VOC8Illumination (+)-9Detent-10Rear left s..

Manual climate control system

To defog inside windshield

[A] : Type A, [B] : Type B

1. Select any fan speed except “0” position.

2. Select the desired temperature.

3. Select the or position.