Kia Soul EV: High Voltage Battery System / Power Relay Assembly (PRA) Description and Operation

Kia Soul EV (PS EV) 2015-2020 Service Manual / EV Battery System / High Voltage Battery System / Power Relay Assembly (PRA) Description and Operation

Description
Power relay assembly (PRA) is installed in the high voltage battery system assembly and it consists of main relays which control the high voltage, pre-charge relay, pre-charge resister and battery current sensor. PRA controls high voltage of 360V between the high voltage battery pack and the high voltage joint box by BMS ECU control signal.

Operation

Battery Pack Assembly Repair procedures
Inspection     When removing the battery pack assembly to inspect the battery system, it can be connected to vehicle by using the SST 0K918-E4100, 0K375-E4100, 0K375-E4 ...

Power Relay Assembly (PRA) Repair procedures
Removal     • Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure t ...

Other information:

Kia Soul EV (PS EV) 2015-2020 Service Manual: Repair procedures


Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the audio/ AVN head unit assembly. (Refer to Body Electrical System - "Audio Unit") (Refer to Body Electrical System - "AVN Head Unit") 3. Remove the glove box housing assembly. (Refer to Body - "Glove Box Housing") ...

Kia Soul EV (PS EV) 2015-2020 Service Manual: High Voltage Shut-off Procedures


High Voltage Shut-off Procedure     Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries. ...

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