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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Hybrid Motor Control System (PHEV)) >> Motor Control Unit (MCU) >> Schematic Diagrams >> Input/Output signal

Input/Output signal

WARNING: This page is about a different car, the 2017 Kia Optima. However, it is still accessible from the selected car via links, so may be relevant.
Pin Signal Description Condition Type Level Wave from
1 GND2 Ground power 2 Always DC Voltage Max. 50mV  
2 GND3 Ground power 3 Always DC Voltage Max. 50mV  
3 GND1 Ground power 1 Always DC Voltage Max. 50mV  
4 VB3 Vehicle power 3 (B+) Always DC Voltage Battery power  
5 VB1 Vehicle power 1 (B+) Always DC Voltage Battery power  
6 VB2 Vehicle power 2 (B+) Always DC Voltage Battery power  
15 BRAKE_SW2 Brake switch 2 input_Signal (NC, IG1) IG ON DC Voltage Battery voltage  
16 BRAKE_SW1 Brake switch 1 input_Signal (NC, B+) Always DC Voltage Battery voltage  
31 CPS_PWR Engine Clutch Pressure Sensor_Power IG ON DC Voltage 5 ± 0.1V  
32 CPS_GND Engine Clutch Pressure Sensor_Ground IG ON DC Voltage Max. 0.5V  
33 CPS_SIG Engine Clutch Pressure Sensor_Signal IG ON Analog 0 - 5V  
38 START_SIGNAL Start signal input IG ST DC Voltage Battery voltage  
42 HSG_TM_GND HSG temperature sensor_Ground Always DC Voltage Max. 50 mV  
43 HSG_TM HSG temperature sensor_signal IG ON Analog 0 - 5V  
44 HSG_TM_S Shield Always DC Voltage Max. 50 mV  
48 MOT_TM_GND Motor temperature sensor_Ground Always DC Voltage Max. 50 mV  
49 MOT_TM Motor temperature sensor_Signal IG ON Analog 0 - 5V  
50 MOT_TM_S Shield Always DC Voltage Max. 50 mV  
62 H_REZS1 HSG resolver sensor input signal (1) IG ON Differential, Analog 0 - 3Vpp Sine wave
G12353660Courtesy of KIA MOTORS AMERICA, INC.
63 H_REZS3 HSG resolver sensor input signal (3)
64 H_REZS2 HSG resolver sensor input signal (2) IG ON Differential, Analog 0 - 3Vpp Sine wave
G12353661Courtesy of KIA MOTORS AMERICA, INC.
65 H_REZS4 HSG resolver sensor input signal (4)
66 H_REZ_S Shield Always DC Voltage Max. 50 mV  
68 H_REZS1 Motor resolver sensor input signal (1) IG ON Differential, Analog 0 - 3Vpp Sine wave
G12353662Courtesy of KIA MOTORS AMERICA, INC.
69 H_REZS3 Motor resolver sensor input signal (3)
70 H_REZS2 Motor resolver sensor input signal (2) IG ON Differential, Analog 0 - 3Vpp Sine wave
G12353663Courtesy of KIA MOTORS AMERICA, INC.
71 H_REZS4 Motor resolver sensor input signal (4)
72 H_REZ_S Shield Always DC Voltage Max. 50mV  
78 P_CAN_H P-CAN [High] IG ON Pulse Dominant: 2.75 ~ 4.5(3.5)V
G12353664Courtesy of KIA MOTORS AMERICA, INC.
Recessive: 2.0 ~ 3.0(2.5)V
79 P_CAN_L P-CAN [Low] IG ON Pulse Recessive: 2.0 ~ 3.0(2.5)V
Dominant: 0.5 ~ 2.25(1.5)V
81 H_CAN_H H-CAN [High] IG ON Pulse Dominant: 2.75 ~ 4.5(3.5)V
G12353665Courtesy of KIA MOTORS AMERICA, INC.
Recessive: 2.0 ~ 3.0(2.5)V
82 H_CAN_L H-CAN [Low] IG ON Pulse Recessive: 2.0 ~ 3.0(2.5)V
Dominant: 0.5 ~ 2.25(1.5)V
87 H_REZ+ HSG resolver output (+) IG ON Differential, Analog 14Vpp Sine wave
G12353666Courtesy of KIA MOTORS AMERICA, INC.
88 H_REZ- HSG resolver output (-)
93 H_REZ+ Motor resolver output (+) IG ON Differential, Analog 14Vpp Sine wave
G12353667Courtesy of KIA MOTORS AMERICA, INC.
94 H_REZ- Motor resolver output (-)