Kia Soul EV: High Voltage Battery Control System / Battery Temperature Sensor Repair procedures

Kia Soul EV (PS EV) 2015-2020 Service Manual / EV Battery System / High Voltage Battery Control System / Battery Temperature Sensor Repair procedures

Installation

Battery temperature sensor can not be disassembled.

1.	Turn the ignition switch OFF.

2.	Shut off the high voltage. (Refer to Battery Control System - "High Voltage Shut-off Procedure")

3.	Remove the high voltage battery system assembly. (Refer to High Voltage Battery System - Repair procedures - "Removal")

4.	Remove the high voltage battery pack upper case. (Refer to High Voltage Battery System - Case - "Upper Case")

5.	Connect the SST (No: 0K918-E4100, 0K375-E4100, 0K375-E4200) as shown in the image below.

6.	Connect the GDS to DLC.

7.	Turn the ignition switch ON.

8.	Check the "Battery Module Temperature" in the GDS service data.

9.	Turn the ignition swtich OFF.

10.	Disconnect the SST (high votlage battery cable & BMS terminal).

11.

Check resistance for each temperature sensor.

Temperature (°C)	Resistance (K?)	Tolerance (%)
-40	204.5	±4.0
-30	117.8	±3.5
- 20	70.34	±3.0
- 10	43.43	±2.5
0	27.63	±2.0
10	18.07	±1.6
20	12.11	±1.2
30	8.303	±1.2
40	5.813	±1.5
50	4.149	±1.9
60	3.013	±2.2
70	2.225	±2.5

Battery Temperature Sensor Schematic Diagrams

Circuit Diagram ...

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