Kia Optima: Oil Pump Uni t(OPU) Schematic Diagrams - Hydraulic System - Automatic Transaxle SystemKia Optima: Oil Pump Uni t(OPU) Schematic Diagrams

OPU connector and terminal function

OPU terminal function

[A]
Pin
Description
1
Main relay power
2
Ground
3
Motor phase power(U)
4
Motor phase power(V)
5
Motor phase power(W)

[B]
Pin
Description
1
Battery power (+)
2
Battery power (+)
3
CAN communication line (Low)
4
OPU status signal
5
Hall sensor ground
6
Hall sensor power(+5V)
7
IG_Key
9
CAN communication line (HIGH)
11
Hall signal A
12
Main relay operation signal
13
Ground
14
Ground
15
Motor speed command signal
17
Hall signal B
18
Hall signal C

OPU Terminal input/ output signal
[A]
Pin
Description
Condition
Input/output value
Type
Level
1
Main relay power
IG Off
------------------
After startup (Disable)
------------------
After startup (Enable)
DC Voltage
-
--------------------
Max. 0.5V
--------------------------
Battery Voltage
2
Ground
IG Off
------------------
IG On
DC Voltage
-
--------------------
Max. 0.5V
3
Motor phase power (U)
IG Off
------------------
After startup (Disable)
------------------
After startup (Enable)
PWM
-
--------------------
Max. 0.5V
--------------------------
Battery Voltage
4
Motor phase power (V)
IG Off
------------------
After startup (Disable)
------------------
After startup (Enable)
PWM
-
--------------------
Max. 0.5V
--------------------------
Battery Voltage
5
Motor phase power (W)
IG Off
------------------
After startup (Disable)
------------------
After startup (Enable)
PWM
-
--------------------
Max. 0.5V
--------------------------
Battery Voltage

[B]
Pin
Description
Condition
Input/output value
Type
Level
1
Battery power (+)
IG Off
------------------
After startup
------------------
 Startup Off(dark current)
DC Voltage
Battery Voltage
--------------------
Battery Voltage
--------------------
Max 5mA
2
Battery power(+)
IG Off
------------------
After startup
------------------
Startup off(dark current)
DC Voltage
Battery Voltage
--------------------
Battery Voltage
--------------------
Max 5mA
3
CAN Low
IG Off
------------------
Recessive
------------------
Dominant
Pulse
-
--------------------
2.0 ~ 3.0 V
--------------------
0.5~2.25 V
4
OPU status signal
IG Off
------------------
After startup (Low)
------------------
After startup (High)
Pulse
-
--------------------
Max. 1.0V
--------------------------
0V / Battery voltage level
9V < Battery voltage level <16V
5
Hall sensor ground
IG Off
------------------
IG On
DC Voltage
-
--------------------
Max. 0.5V
6
Hall sensor power(+5V)
IG Off
------------------
IG On
DC Voltage
-
--------------------
5.0V ± 0.5V
7
IG_Key
IG Off
------------------
IG On
DC Voltage
-
--------------------
Battery Voltage
9
CAN High
IG Off
------------------
Recessive
------------------
Dominant
Pulse
-
--------------------
2.0 ~ 3.0 V
--------------------
2.75~4.5 V
11
Hall signal A
IG Off
------------------
After startup (Low)
------------------
After startup (High)
Pulse
-
--------------------
Max. 0.5V
--------------------------
5.0V ± 0.5V
12
Main relay
operation signal
IG Off
------------------
After startup(Disable)
------------------
After startup (Enable)
DC Voltage
-
--------------------
Battery voltage level
--------------------------
Battery voltage level
13
Ground
IG Off
------------------
IG On
DC Voltage
-
--------------------
Max. 0.5V
14
Ground
IG Off
------------------
IG On
DC Voltage
-
--------------------
Max. 0.5V
15
Motor speed command
signal
IG Off
------------------
After startup (Low)
------------------
After startup (High)
Pulse
-
--------------------
Max. 0.5V
--------------------------
0V / Battery voltage level
9V < Battery voltage level <16V
17
Hall signal B
IG Off
------------------
After startup (Low)
------------------
After startup (High)
Pulse
-
--------------------
Max. 0.5V
--------------------------
5.0V ± 0.5V
18
Hall signal C
IG Off
After startup (Low)
------------------
After startup (High)
Pulse
-
--------------------
Max. 0.5V
--------------------------
5.0V ± 0.5V

Circuit Diagram


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