37514-CU000 – High-Voltage Traction Battery Power Relay Assembly
Original Hyundai Mobis Power Relay Assembly responsible for connecting and disconnecting the traction battery's high-voltage supply in selected Hyundai, Kia and Genesis electric vehicles. The part offered has been fully tested and confirmed to be in proper working condition.
Applications of the 37514-CU000 Power Relay Assembly
- Hyundai Ioniq 5 – selected electric versions;
- Hyundai Ioniq 6 – selected electric versions;
- Kia EV6 – selected electric versions;
- Genesis GV60 – selected electric versions;
- selected vehicles manufactured approximately between 2022 and 2026.
These models are available with different traction battery and high-voltage system configurations. Before purchasing, compare part number 37514-CU000, the alternative format 37514CU000, the connectors and the module design with the original part. Full compatibility should be confirmed using the VIN.
Common Symptoms of a Faulty Battery Relay Module
- vehicle cannot start or enter drive-ready mode;
- EV system or high-voltage battery warning message;
- traction battery high voltage is not switched on;
- problems charging the vehicle;
- electric drivetrain enters limp mode;
- fault codes related to the main contactors or high-voltage circuit.
Similar symptoms may also be caused by a fault in the traction battery, wiring, connectors, high-voltage fuses, BMS or other vehicle modules. A complete EV system diagnostic check should be performed before replacing the part.
Installation, Diagnostics and Module Preparation
The Power Relay Assembly offered is a used, fully tested component.
- before installation, the traction battery must be safely disconnected in accordance with the manufacturer's procedures;
- replacement should be carried out by a qualified workshop authorised to work on high-voltage systems;
- after installation, EV system and battery fault codes should be read and cleared;
- depending on the vehicle configuration, an actuator test or system initialisation procedure may be required;
- before activating the system, the insulation, connectors and other components of the high-voltage circuit should be checked.
The housing must not be opened or disassembled without the appropriate qualifications. Incorrect handling of traction battery components may result in electric shock, serious injury or damage to the vehicle.
Frequently Asked Questions
Is the 37514-CU000 module compatible with the Hyundai Ioniq 5?
This part number is used in selected Hyundai Ioniq 5 versions. Before purchasing, compare the part number with the original component and confirm compatibility using the VIN and traction battery variant.
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Is the 37514CU000 Power Relay Assembly compatible with the Kia EV6?
Yes, this module is used in selected Kia EV6 versions. Due to different battery capacities and drivetrain configurations, the part should not be selected based on the vehicle model alone.
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Is the battery relay module compatible with the Ioniq 6 and Genesis GV60?
Part number 37514-CU000 is also used in selected Hyundai Ioniq 6 and Genesis GV60 versions. Final compatibility should be confirmed using the VIN.
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Does the 37514-CU000 module require programming after installation?
Standard ECU cloning is not required. However, after replacement it may be necessary to clear fault codes, perform diagnostics and carry out the initialisation procedure specified for the particular vehicle.
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Has the used Hyundai Mobis 37514-CU000 module been tested?
Yes. The battery relay module offered has been fully tested and confirmed to be in proper working condition. The product comes with a 6-month warranty.
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