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: Blower Motor Repair procedures

Inspection 1. Connect the battery voltage and check for the blower motor rotation. 2. If the blower motor voltage does not operate well, substitute with a verified blower motor and check for proper operation. 3. If the problem is corrected, replace the blower motor. Replacement 1. D ...

Kia Soul EV (PS EV) 2015-2020 Service Manual: General Information

General Troubleshooting Information Before Troubleshooting 1. Check applicable fuses in the appropriate fuse/relay box. 2. Using KIA approved battery tester, check the battery condition. Check the battery for damage and clean / tight connections. (Refer to Engine Electrical System - "Batte ...