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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Hybrid Control System) >> Hybrid Control Unit (HCU) >> Schematic Diagrams >> HCU Terminal And Input/Output Signal >> Input/Output Signal
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Input/Output Signal

WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.

Connector [C133-S] 

Pin no. Description Condition Type Level
1 HCU ground Always DC Voltage Max. 50mV
2 HCU ground Always DC Voltage Max. 50mV
3 HCU ground Always DC Voltage Max. 50mV
4 Battery power (B+) Always DC Voltage Battery Voltage
5 Battery power (B+) Always DC Voltage Battery Voltage
6 Battery power (B+) Always DC Voltage Battery Voltage
7 -      
8 -      
9 -      
10 -      
11 -      
12 -      
13 -      
14 -      
15 Brake Switch 2 signal input IG ON DC Voltage Battery Voltage
16 Brake Switch 1 signal input Always DC Voltage Battery Voltage
17 -      
18 -      
19 -      
20 -      
21 -      
22 -      
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25 -      
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27 -      
28 -      
29 -      
30 -      
31 Sensor power (+5V) IG ON DC Voltage 4.9 - 5.1V
32 Sensor ground IG ON DC Voltage Max. 50mV
33 Clutch Pressure Sensor (CPS) signal input IG ON Analog 0.5 - 4.5V
34 -      
35 -      
36 -      
37 -      
38 Start signal input IG ST DC Voltage Battery Voltage
39 -      
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72 -      
73 IGN signal input IG ON DC Voltage Battery Voltage
74 -      
75 L - CAN [High] IG ON Pulse  
76 L - CAN [Low] IG ON Pulse  
77 -      
78 Powertrain CAN [High] IG ON Pulse Dominant: 2.75 - 4.5(3.5)V
Receive: 2.0 - 3.0(2.5)V
79 Powertrain CAN [Low] IG ON Pulse Receive: 2.0 - 3.0(2.5)V
Dominant: 0.5 - 2.25(1.5)V
80 -      
81 Hybrid CAN [High] IG ON Pulse Dominant: 2.75 - 4.5(3.5)V
Receive: 2.0 - 3.0(2.5)V
82 Hybrid CAN [Low] IG ON Pulse Receive: 2.0 - 3.0(2.5)V
Dominant: 0.5 - 2.25(1.5)V
83 -      
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94 -