Hyundai Ioniq (AE): High Voltage Battery Control System / Main Relay. Description and operation
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Hybrid Control System / High Voltage Battery Control System / Main Relay. Description and operation
| Description |
The Power Relay Assembly (PRA) consists of the positive and negative main relays, pre-charge relay, pre-charge resistor and battery current sensor. It is located inside the battery pack assembly and controls the high voltage power circuit between the high voltage battery and inverter by the control signal of BMS ECU.
[PRA Operation Sequence]
Removal1.Turn the ignition switch OFF and disconnect the auxiliary 12V battery negative (-) terminal.2.Remove the safety plug cover (A).3.Unfasten the hook (A) and then remove the safety plug (C) by pulling the lever (B) to the direction of arrow.
Specification Item Specification ContactRated Voltage (V)450Rated Current (A)80CoilOperating Voltage (V)12Resistance (Ω)20.
Other information:
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Intake Actuator. Components and components location
C
Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Repair procedures
Diagnosis with GDS1.REAR CORENER RADAR system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.2.Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.
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