Hyundai Palisade (LX2): Fuses And Relays / Relay Box (Passenger Compartment)

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Fuses And Relays / Relay Box (Passenger Compartment)

Description and operation

Dscription and Operation
ICU (Integrated Central Control Unit)
ICU (Integrated Central Control Unit) is an integrated model of smart junction block and central gateway.
It performs the function of conventional "Smart junction block" and the function of communication medium of "Central Gateway".

Hyundai Palisade. Description and operation

Battery Monitoring System
When the risk of battery discharge is detected due to excessive current consumption from using electrical device such as black box while the engine is OFF.
The system warns the customer of battery discharge through the warning message on the cluster.
The battery sensor detects the excessive current consumption of the battery and the Integrated Central control Unit (ICU) records the battery discharge history.
When the battery discharge is detected, the message warning the customer is displayed on the cluster and the battery is charged using the alternator when the engine is driven.
The recorded history can be checked via optional Diagnostic tool function: "Check the battery discharge warning history".

Hyundai Palisade. Description and operation

Checking the battery discharge warning history
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This function allows checking the history of excessive battery consumption of the parked vehicle.
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It is possible to check the running distance and SOC when the battery consumption was excessive and the current SOC information.
Using Diagnostic tool, the "Check the battery discharge warning history" function of ICU is implemented.
1.
Procedure for coding variants
(1)
You should read the specification information for the front view camera that is installed in the vehicle before replacing it with a new front view camera.
(2)
Connect the cable of Diagnostic tool to the data link connector in driver side crash pad lower panel, and turn on the Diagnostic tool.
(3)
Select the 'S/W Management' and 'Car model'.

Hyundai Palisade. Description and operation
(4)
Select the "Integrated Central Control Unit" and "Battery Discharge Warning History Check".

Hyundai Palisade. Description and operation

    Repair procedures Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay box.

    Description and operation Description The ICM relay is united with (rear wiper relay, seat heater relay(front/rear), head lamp washer relay and rear A/C relay) which installed inside the lower crash pad.

    Other information:

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Receiver-Drier

    Repair procedures SReplacement 1. Remove the condenser. (Refer to A/C System - "Condenser") 2. Remove the cap (B) on the bottom of the condenser with an L wrench (A). Tightening torque : 2.

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Cluster Ionizer

    Description and operation Description The cluster ionizer makes disinfection and decomposition of bad smell from the air-conditioner or inflow air. And it cleans the inside air of a vehicle. When the ignition switch is ON, the ionizer runs "CLEAN" mode and then "ION" mode, switching between both modes.

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