Kia Soul EV Manuals

Kia Soul EV: High Voltage Battery Control System / Battery Management System (BMS) ECU Schematic Diagrams

Kia Soul EV (PS EV) 2015-2020 Service Manual / EV Battery System / High Voltage Battery Control System / Battery Management System (BMS) ECU Schematic Diagrams

System Circuit Diagram

Connector Location

BMS ECU Connector And Terminal Function

BMS ECU Terminal Function
A Connector [B01-A] (35 Pin) - Voltage Measurement Connector
Pin no.
Description
Connected to
1
Battery Cell [Module 8/Cell 13] Voltage Input
Battery Cell [Module 8/Cell 13]
2
Battery Cell [Module 8/Cell 10] Voltage Input
Battery Cell [Module 8/Cell 10]
3
Battery Cell [Module 8/Cell 7] Voltage Input
Battery Cell [Module 8/Cell 7]
4
Battery Cell [Module 8/Cell 4] Voltage Input
Battery Cell [Module 8/Cell 4]
5
Battery Cell [Module 7/Cell 4] Voltage Input
Battery Cell [Module 7/Cell 4] 
6
Battery Cell [Module 7/Cell 1] Voltage Input
Battery Cell [Module 7/ Cell 1]
7
Battery Cell [Module 6/Cell 8] Voltage Input
Battery Cell [Module 6/Cell 8]
8
Battery Cell [Module 6/Cell 5] Voltage Input
Battery Cell [Module 6/ Cell 5]
9
Battery Cell [Module 8/Cell 14] Voltage Input
Battery Cell [Module 8/Cell 14]
10
Battery Cell [Module 8/Cell 11] Voltage Input
Battery Cell [Module 8/Cell 11]
11
Battery Cell [Module 8/Cell 9] Voltage Input
Battery Cell [Module 8/Cell 9]
12
Battery Cell [Module 8/Cell 7] Voltage Input
Battery Cell [Module 8/Cell 7]
13
Battery Cell [Module 8/Cell 5] Voltage Input
Battery Cell [Module 8/Cell 5]
14
Battery Cell [Module 8/Cell 2] Voltage Input
Battery Cell [Module 8/Cell 2]
15
Battery Cell [Module 8/the Lower Line Cell] Voltage Input
Battery Cell [Module 8]
16
Battery Cell [Module 7/Cell 10] Voltage Input
Battery Cell [Module 7/Cell 10]
17
Battery Cell [Module 7/Cell 8] Voltage Input
Battery Cell [Module 7/Cell 8]
18
Battery Cell [Module 7/Cell 6] Voltage Input
Battery Cell [Module 7/Cell 6]
19
Battery Cell [Module 7/Cell 5] Voltage Input
Battery Cell [Module 7/Cell5]
20
Battery Cell [Module 7/Cell 2] Voltage Input
Battery Cell [Module 7/Cell 2]
21
Battery Cell [Module 7/the Lower Line Cell] Voltage Input
Battery Cell [Module 7]
22
Battery Cell [Module 6/Cell 9] Voltage Input
Battery Cell [Module 6/Cell 9]
23
Battery Cell [Module 6/Cell 6] Voltage Input
Battery Cell [Module 6/Cell 6]
24
-

25
Battery Cell [Module 8/Cell 12] Voltage Input
Battery Cell [Module 8/Cell 12]
26
Battery Cell [Module 8/Cell 8] Voltage Input
Battery Cell [Module 8/Cell 8]
27
Battery Cell [Module 8/Cell 6] Voltage Input
Battery Cell [Module 8/Cell6]
28
Battery Cell [Module 8/Cell 3] Voltage Input
Battery Cell [Module 8/Cell 3]
29
Battery Cell [Module 8/Cell 1] Voltage Input
Battery Cell [Module 8/Cell1]
30
Battery Cell [Module 7/Cell 9] Voltage Input
Battery Cell [Module 7/Cell 9]
31
Battery Cell [Module 7/Cell 7]  Voltage Input
Battery Cell [Module 7/Cell 7]
32
Battery Cell [Module 7/Cell 5] Voltage Input
Battery Cell [Module 7]
33
Battery Cell [Module 7/Cell 3] Voltage Input
Battery Cell [Module 7/Cell 3]
34
Battery Cell [Module 6/Cell 10] Voltage Input
Battery Cell [Module 6/Cell 10]
35
Battery Cell [Module 6/Cell 7] Voltage Input
Battery Cell [Module 6/Cell 7]

B Connector [B01-B] (26 Pin) - Voltage Measurement Connector
Pin no.
Description
Connected to
1
Battery Cell [Module 6/Cell 3] Voltage Input
Battery Cell [Module 6/Cell 3]
2
Battery Cell [Module 6/Cell the Lower Line] Voltage Input
Battery Cell [Module 6]
3
-
?
4
Battery Cell [Module 5/Cell 6] Voltage Input
Battery Cell [Module 5/Cell 6]
5
Battery Cell [Module 5/Cell 3] Voltage Input
Battery Cell [Module 5/Cell 3]
6
Battery Cell [Module 5/Cell the Lower Line] Voltage Input
Battery Cell [Module 5]
7
Battery Cell [Module 6/Cell 4] Voltage Input
Battery Cell [Module 6/Cell 4]
8
Battery Cell [Module 6/Cell 1] Voltage Input
Battery Cell [Module 6/Cell 1]
9
-
?
10
Battery Cell [Module 5/Cell 13] Voltage Input
Battery Cell [Module 5/Cell 13]
11
Battery Cell [Module 5/Cell 11] Voltage Input
Battery Cell [Module 5/Cell 11]
12
Battery Cell [Module 5/Cell 9] Voltage Input
Battery Cell [Module 5/Cell 9]
13
Battery Cell [Module 5/Cell 7] Voltage Input
Battery Cell [Module 5/ Cell 7]
14
-
?
15
Battery Cell [Module 5/Cell 7] Voltage Input
Battery Cell [Module 5/Cell 7]
16
Battery Cell [Module 5/Cell 4] Voltage Input
Battery Cell [Module 5/Cell 4]
17
Battery Cell [Module 5/Cell 1] Voltage Input
Battery Cell [Module 5/Cell 1]
18
Battery Cell [Module 6/Cell 5] Voltage Input
Battery Cell [Module 6/Cell 5]
19
Battery Cell [Module 6/Cell 2] Voltage Input
Battery Cell [Module 6/Cell 2] 
20
Battery Cell [Module 5/Cell 14] Voltage Input
Battery Cell [Module 5/Cell 14] 
21
Battery Cell [Module 5/Cell 12] Voltage Input
Battery Cell [Module 5/Cell 12] 
22
Battery Cell [Module 5/Cell 10] Voltage Input
Battery Cell [Module 5/Cell 10]
23
Battery Cell [Module 10/Cell 1] Voltage Input
Battery Cell [Module 10/Cell 1]
24
-
?
25
Battery Cell [Module 5/Cell 5] Voltage Input
Battery Cell [Module 5/Cell 5]
26
Battery Cell [Module 5/Cell 2] Voltage Input
Battery Cell [Module 5/Cell 2]

C Connector [B01-C] (28 Pin) - Voltage Measurement Connector
Pin no.
Description
Connected to
1
Battery Cell [Module 4/Cell 12] Voltage Input
Battery Cell [Module 4/Cell 12] 
2
Battery Cell [Module 4/Cell 9] Voltage Input
Battery Cell [Module 4/Cell 9] 
3
Battery Cell [Module 4/Cell 7] Voltage Input
Battery Cell [Module 4/Cell 7] 
4
Battery Cell [Module 4/Cell 5] Voltage Input
Battery Cell [Module 4/Cell 5]
5
Battery Cell [Module 3/Cell 5] Voltage Input
Battery Cell [Module 3/Cell 5]
6
Battery Cell [Module 3/Cell 3] Voltage Input
Battery Cell [Module 3/Cell 3]
7
Battery Cell [Module 3/Cell the Lower Line] Voltage Input
Battery Cell [Module 3]
8
Battery Cell [Module 4/Cell 13] Voltage Input
Battery Cell [Module 4/Cell 13] 
9
Battery Cell [Module 4/Cell 10] Voltage Input
Battery Cell [Module 4/Cell 10]
10
Battery Cell [Module 4/Cell 8] Voltage Input
Battery Cell [Module 4/Cell 8]
11
Battery Cell [Module 4/Cell 6] Voltage Input
Battery Cell [Module 4/Cell 6]
12
Battery Cell [Module 4/Cell 3] Voltage Input
Battery Cell [Module 4/Cell 3]
13
Battery Cell [Module 4/Cell 1] Voltage Input
Battery Cell [Module 4/Cell 1]
14
Battery Cell [Module 4/ the Lower Line Cell] Voltage Input
Battery Cell [Module 4]
15
Battery Cell [Module 3/Cell 9] Voltage Input
Battery Cell [Module 3/Cell 9]
16
Battery Cell [Module 3/Cell 7] Voltage Input
Battery Cell [Module 3/Cell 7]
17
Battery Cell [Module 3/Cell 6] Voltage Input
Battery Cell [Module 3/Cell 6]
18
Battery Cell [Module 3/Cell 4] Voltage Input
Battery Cell [Module 3/Cell4]
19
Battery Cell [Module 3/Cell 1] Voltage Input
Battery Cell [Module 3/Cell1]
20
Battery Cell [Module 4/Cell 14] Voltage Input
Battery Cell [Module 4/Cell 14] 
21
Battery Cell [Module 4/Cell 11] Voltage Input
Battery Cell [Module 4/Cell 11] 
22
Battery Cell [Module 4/Cell 7] Voltage Input
Battery Cell [Module 4/Cell 7] 
23
Battery Cell [Module 4/Cell 4] Voltage Input
Battery Cell [Module 4/Cell 4]
24
Battery Cell [Module 4/Cell 2] Voltage Input
Battery Cell [Module 4/Cell 2]
25
Battery Cell [Module 3/Cell 10] Voltage Input
Battery Cell [Module 3/Cell 10]
26
Battery Cell [Module 3/Cell 8] Voltage Input
Battery Cell [Module 3/Cell 8]
27
Battery Cell [Module 3/Cell 5] Voltage Input
Battery Cell [Module 3/Cell 5]
28
Battery Cell [Module 3/Cell 2] Voltage Input
Battery Cell [Module 3/Cell 2]

D Connector [B01-D] (30 Pin) - Voltage Measurement Connector
Pin no.
Description
Connected to
1
Battery Cell [Module 2/Cell 8] Voltage Input
Battery Cell [Module 2/Cell 8]
2
Battery Cell [Module 2/Cell 5] Voltage Input
Battery Cell [Module 2/Cell 5]
3
Battery Cell [Module 2/Cell 3] Voltage Input
Battery Cell [Module 2/Cell 3]
4
Battery Cell [Module 2/ the Lower Line Cell] Voltage Input
Battery Cell [Module 2]
5
Battery Cell [Module 1/Cell 5] Voltage Input
Battery Cell [Module 1/Cell 5]
6
Battery Cell [Module 1/Cell 2] Voltage Input
Battery Cell [Module 1/Cell 2]
7
-

8
Battery Cell [Module 2/Cell 9] Voltage Input
Battery Cell [Module 2/Cell 9]
9
Battery C
    Battery Management System (BMS) ECU Specifications
    Specification ItemSpecificationRemarkC-CAN terminating resistance (?)Approx. 60Combined resistance (BMS ECU-Inverter)C-CAN terminating resistnace (?)Approx. 120BMS ECU resistance ...

    Battery Management System (BMS) ECU Repair procedures
    Inspection C-CAN Terminating Resistance Inspection (Multi Purpose Check Connector) 1. Turn the ignition OFF. 2. Measure the resistance between pins No. 20 and No. 17 of multi purpose check ...

    Other information:

    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 ...

    Kia Soul EV (PS EV) 2015-2020 Service Manual: Virtual Engine Sound System Unit Repair procedures


    Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the AVN head unit. (Refer to Body Electrical System - "AVN System") 3. Disconnect the VESS unit connector (A). 4. Remove VESS unit (A) after loosening the mounting nut and screw. Installation 1. Install the VESS ...

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