Kia Optima Hybrid: Engine Control System / Engine Control Module (ECM) Schematic Diagrams

ECM Terminal And Input/Output signal

ECM Terminal Function
Connector [C100-K]
Pin
No.
Description
Connected to
1
Power ground
Chassis Ground
2
Battery power (B+)
Ignition Switch
3
Power ground
Chassis Ground
4
Battery power (B+)
Main Relay
5
Power ground
Chassis Ground
6
Battery power (B+)
Battery
7
-

8
-
?
9
Fuel Level Sender (FLS) signal input
Fuel Level Sender (FLS)
10
-
?
11
-
?
12
Knock Sensor (KS) signal input
Knock Sensor (KS)
13
Sensor ground
Accelerator Position Sensor (APS) 2
14
Sensor ground
Engine Coolant Temperature Sensor (ECTS)
15
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
16
-

17
Crankshaft Position Sensor (CKPS) signal input
Crankshaft Position Sensor (CKPS)
18
Rc / Rp (Pump Cell Voltage)
Heated Oxygen Sensor [Bank 1/Sensor 1]
19
VS + (NERNST Cell Voltage)
Heated Oxygen Sensor [Bank 1/Sensor 1]
20
VS - / IP - (Common Ground for VS, IP)
Heated Oxygen Sensor [Bank 1/Sensor 1]
21
-
?
22
-

23
-

24
-
?
25
Injector (Cylinder #1) control output
Injector (Cylinder #1)
26
Injector (Cylinder #3) control output
Injector (Cylinder #3)
27
Injector (Cylinder #4) control output
Injector (Cylinder #4)
28
Injector (Cylinder #2) control output
Injector (Cylinder #2)
29
-

30
Sensor power (+5V)
Manifold Absolute Pressure Sensor (MAPS)
31
Manifold Absolute Pressure Sensor (MAPS)
signal input
Manifold Absolute Pressure Sensor (MAPS)
32
Throttle Position Sensor (TPS) 2 signal input
Throttle Position Sensor (TPS) 2
33
Engine Coolant Temperature Sensor (ECTS) signal input
Engine Coolant Temperature Sensor (ECTS)
34
Sensor ground
Knock Sensor (KS)
35
Accelerator Position Sensor (APS) 2 signal input
Accelerator Position Sensor (APS) 2
36
Sensor power (+5V)
Accelerator Position Sensor (APS) 2
37
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
38
-

39
Sensor ground
Crankshaft Position Sensor (CKPS)
40
Vehicle speed signal input
ESP Control Unit
41
-

42
Rc (Compensative Resistance)
Heated Oxygen Sensor [Bank 1/Sensor 1]
43
Sensor power (+5V)
A/C Pressure Transducer (APT),
Fuel Tank Pressure Sensor (FTPS)
44
-

45
-
?
46
NVLD communication line
NVLD (Natural Vacuum Leakage Detection)
47
-
?
48
-
?
49
-
?
50
HEV READY signal output
Power Distribution Module (PDM)
51
Battery power (B+)
Main Relay
52
Fuel Tank Pressure Sensor (FTPS) signal input
Fuel Tank Pressure Sensor (FTPS)
53
Intake Air Temperature Sensor (IATS) signal input
Intake Air Temperature Sensor (IATS)
54
A/C Pressure Transducer (APT) signal input
A/C Pressure Transducer (APT)
55
-
?
56
-

57
Sensor ground
A/C Pressure Transducer (APT)
58
-
?
59
Sensor ground
Throttle Position Sensor (TPS) 1,2
60
Sensor power (+5V)
Accelerator Position Sensor (APS) 1
61
Sensor ground
Accelerator Position Sensor (APS) 1
62
Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
Camshaft Position Sensor (CMPS) [Bank 1/Intake]
63
Sensor power (+5V)
Throttle Position Sensor (TPS) 1,2
64
Main Relay control output
Main Relay
65
Cooling Fan Relay [Low] control output
Cooling Fan Relay [Low]
66
CVVT Oil Control (OCV) Valve [Bank 1/Intake] control output
CVVT Oil Control Valve (OCV) [Bank 1/Intake]
67
Purge Control Solenoid Valve (PCSV) control output
Purge Control Solenoid Valve (PCSV)
68
CVVT Oil Control (OCV) Valve [Bank 1/Exhaust] control output
CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
69
-

70
Fuel Pump Relay control output
Fuel Pump Relay
71
ETC Motor [+] control output
ETC Motor
72
ETC Motor [-] control output
ETC Motor
73
Sensor ground
Fuel Tank Pressure Sensor (FTPS)
74
Sensor ground
Manifold Absolute Pressure Sensor (MAPS)
75
Immobilizer communication line
Immobilizer Control
76
-

77
CAN [High]
Other control module, Data Link Connector (DLC), 
78
CAN [Low]
Other control module, Data Link Connector (DLC), 
79
-
?
80
Throttle Position Sensor (TPS) 1 signal input
Throttle Position Sensor (TPS) 1
81
-

82
Accelerator Position Sensor (APS) 1 signal input
Accelerator Position Sensor (APS) 1
83
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 1/Intake]
84
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
85
Sensor ground
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
86
-

87
-

88
Cooling Fan Relay [High] control output
Cooling Fan Relay [High]
89
-

90
-

91
Canister Close Valve (CCV) control output
Canister Close Valve (CCV)
92
Malfunction Indicator Lamp (MIL) control output
Malfunction Indicator Lamp (MIL)
93
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
94
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]

Connector [C100-A]
Pin
No.
Description
Connected to
1
Ignition Coil (Cylinder #1) control output (Without immobilizer)
Ignition Coil (Cylinder #1)
Ignition Coil (Cylinder #4) control output (With immobilizer)
Ignition Coil (Cylinder #4)
2
Shield
Ignition Coil (Cylinder #1,2,3,4)
3
-
?
4
-
?
5
-
?
6
-
?
7
-
?
8
-
?
9
-
?
10
-
?
11
-
?
12
-
?
13
Electrical load [Wiper] signal input
Wiper [Low] Relay
14
-

15
-

16
Ignition Coil (Cylinder #3) control output (Without immobilizer)
Ignition Coil (Cylinder #3)
Ignition Coil (Cylinder #2) control output (With immobilizer)
Ignition Coil (Cylinder #2)
17
-
?
18
-
?
19
-
?
20
-
?
21
-
?
22
-
?
23
-
?
24
-
?
25
-
?
26
-
?
27
-
?
28
-
?
29
Brake Switch 1 signal input
Brake Switch
30
-

31
Ignition Coil (Cylinder #4) control output (Without immobilizer)
Ignition Coil (Cylinder #4)
Ignition Coil (Cylinder #1) control output (With immobilizer)
Ignition Coil (Cylinder #1)
32
-
?
33
-
?
34
-
?
35
-
?
36
-
?
37
-
?
38
-
?
39
-
?
40
-
?
41
-
?
42
-

43
-

44
Brake Switch 2 signal input
Brake Switch
45
-

46
Ignition Coil (Cylinder #2) control output (Without immobilizer)
Ignition Coil (Cylinder #2)
Ignition Coil (Cylinder #3) control output (With immobilizer)
Ignition Coil (Cylinder #3)
47
-
?
48
-
?
49
-
?
50
-
?
51
-
?
52
-
?
53
-
?
54
-
?
55
H-CAN [High]
Other control module, Data Link Connector (DLC)
56
H-CAN [Low]
Other control module, Data Link Connector (DLC)
57
-

58
-

59
-
?
60
-


ECM Terminal Input/ Output signal
   
Engine related parameters will only have valid values when the engine is requested to run by the HPCU (HEV control module). When engine does not run values will be invalid.
Connector [C100-K]
Pin
No.
Description
Condition
Type
Level
Test Result
1
Power ground
Idle
DC
Max. 50mV
?
2
Battery power (B+)
IG OFF
DC
Max. 0.5V
10.2mV
IG ON
Battery Voltage
12.02V
3
Power ground
Idle
DC
Max. 50mV
2.8mV
4
Battery power (B+)
IG OFF
DC
Max. 1.0V
3.1mV
IG ON
Battery Voltage
12.1V
5
Power ground
Idle
DC
Max. 50mV
 1.8mV
6
Battery power (B+)
Always (Without
Ignition key)
Current
Below 2.0 mA
0.4 mA
DC
Battery Voltage
12.88V
7
-



?
8
-
?
?
?
?
9
Fuel Level Sender (FLS) signal input




10
-
?
?
?
?
11
-
?
?
?
?
12
Knock Sensor (KS) signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3V
?
Normal
0 V
13
Sensor ground
Idle
DC
Max. 50mV
30mV
14
Sensor ground
Idle
DC
Max. 50mV
 12.4mV
15
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
Idle
Pulse
HI: Vcc or Battery Voltage
5.0V
LO: Max. 0.5V
0.2V
FREQ: 5.36Hz
?
16
-




17
Crankshaft Position Sensor (CKPS) signal input
Idle
Pulse
HI: Vcc or Battery Voltage
5.00V
LO: Max. 0.5V
40mV
FREQ: 600Hz
?
18
Rc/Rp (Pump Cell Voltage)
Idle
Analog
Normal: 450±50 mV

Rich: Max. Normal+150 mV

Lean: Min. Normal-150 mV

19
VS+ (NERNST Cell Voltage)
Idle
Analog
Normal: 450±50 mV

Rich: Max. Normal+150 mV

Lean: Min. Normal-150 mV

20
VS-/IP- (Common Ground for VS, IP)
Idle
Analog
Reference for V_IP, V_N
?
21
-
?
?
?
?
22
-
?
?
?
?
23
-




24
-
?
?
?
?
25
Injector (Cylinder #1) control output
Idle
Pulse
HI: Battery Voltage
13.8V
LO: Max. 1.0V
200mV
Vpeak: Max. 80V
54.1V
Frequency
5.21Hz
Dwell Time
2.74ms
26
Injector (Cylinder #3) control output
Idle
Pulse
HI: Battery Voltage
13.9V
LO: Max. 1.0V
170mV
Vpeak: Max. 80V
53.9V
Frequency
5.18Hz
Dwell Time
2.73ms
27
Injector (Cylinder #4) control output
Idle
Pulse
HI: Battery Voltage
14V
LO: Max. 1.0V
160mV
Vpeak: Max. 80V
54.3V
Frequency
5.24Hz
Dwell Time
2.70ms
28
Injector (Cylinder #2) control output
Idle
Pulse
HI: Battery Voltage
14.1V
LO: Max. 1.0V
160mV
Vpeak: Max. 80V
53.9V
Frequency: 5.21Hz
5.21Hz
Dwell Time: 2.73ms
2.74ms
29
-



?
30
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0mV
IG ON
4.9 ~ 5.1V
4.98V
31
Manifold Absolute Pressure Sensor (MAPS) signal input
Idle
Analog
0.8 ~ 1.6V
1.37V
32
Throttle Position Sensor (TPS) 2 signal input
C.T
Analog
4.2 ~ 5.0V
4.52V
W.O.T
3.3 ~ 3.8V
3.68V
33
Engine Coolant Temperature Sensor (ECTS) signal input
Idle
Analog
0.5 ~ 4.5V
1.02V
34
Sensor ground
Idle
DC
Max. 50mV
8mV
35
Accelerator Position Sensor (APS) 2 signal input
C.T
Analog
Max. 1.0V
0.4V
W.O.T
1.5 ~ 3.0V
1.9V
36
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
5mV
IG ON
4.9 ~ 5.1V
5.02V
37
Sensor ground
Idle
DC
Max. 50mV
11mV
38
-




39
Sensor ground
Idle
DC
Max. 50mV
11mV
40
Vehicle speed signal input
Vehicle Run
Pulse
HI: Min. 4.5V
5.0V
LO: Max. 0.5V
0V
Frequency
46.9Hz at Idle
Duty(-)
50.4% at Idle
41
-
?
?
?
?
42
Rc (Compensative Resistance)
Idle
Analog
¦Rc-Rc/Rp¦<±0.1V
?
43
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
?
IG ON
4.9 ~ 5.1V
?
44
-



?
45
-
?
?
?
?
46
NVLD communication line
IG ON
Pulse
Hi: Battery Voltage
Lo: Max. 1.0V
?
47
-
?
?
?
?
48
-
?
?
?
?
49
-
?
?
?
?
50
HEV READY signal output
IG ON
DC
Hi: Vcc or Battery Voltage
Lo: Max. 1.0V

51
Battery power (B+)
IG OFF
DC
Max. 1.0V
3.1mV
IG ON
Battery Voltage
12.3V
52
Fuel Tank Pressure Sensor (FTPS) signal input
Idle
Analog
0.4 ~ 4.6V

53
Intake Air Temperature Sensor
(IATS) signal input
Idle
Analog
0 ~ 5.0V
2.55V
54
A/C Pressure Transducer (APT) signal input
Idle
DC
0.4 ~ 4.6V
A/C OFF: 1.29V
A/C ON: 2.01V
55
-
?
?
?
?
56
-
?
?
?
?
57
Sensor ground
Idle
DC
Max. 50mV
 11mV
58
-
?
?
?
?
59
Sensor ground
Idle
DC
Max. 50mV
 6mV
60
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
10mV
IG ON
4.9 ~ 5.1V
5.02V
61
Sensor ground
Idle
DC
Max. 50mV
30mV
62
Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
Idle
Pulse
HI: Vcc or Battery Voltage
5.0V
LO: Max. 0.5V
0.2V
Frequency
5.2Hz
63
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0V
IG ON
4.9 ~ 5.1V
5.03V
64
Main Relay control output
Relay OFF
DC
Battery Voltage
12.3V
Relay ON
Max. 1.0V
730mV
65
Cooling Fan Relay [Low] control output
A/C ON
Pulse
HI: Battery Voltage
10.4V
LO: 0 ~ 0.5V
60mV
66
CVVT Oil control (OCV) Valve [Bank 1/Intake] control output
Idle
Pulse
HI: Battery Voltage
15.0V
LO: Max. 1.0V
120mV
Frequency
300Hz    
Duty(+)
84.70%
67
Purge control Solenoid Valve (PCSV) control output
Inactive
Active
Pulse
HI: Battery Voltage
14.3V
LO: Max. 1.0V
80mV
Vpeak: Max. 70V
57.0V
Frequency
16Hz
68
CVVT Oil control (OCV) Valve [Bank 1/Exhaust] control output
Idle
Pulse
HI: Battery Voltage
13.5V
LO: Max. 1.0V
100mV
Vpeak: Max.70V
13.5V
Frequency
300Hz
69
-




70
Fuel Pump Relay control output
Relay OFF
DC
Battery Voltage
12.8V
Relay ON
Max. 1.0V
40mV
71
ETC Motor [+] control output
Idle
Pulse
HI: Battery Voltage
13.4V
LO: Max . 1.0V
0V
72
ETC Motor [-] control output
Idle
Pulse
HI: Battery Voltage
13.3V
LO: Max . 1.0V
0V
73
Sensor ground
Idle
DC
Max. 50mV

74
Sensor ground
Idle
DC
Max. 50 mV
7mV
75
Immobilizer communication line
During
communicating
Pulse
HI: Min. 8.5V
11.8V
LO: Max. 3.5V
1.0V
76
-
?
?
?
?
77
CAN [High]
Recessive
Pulse
2.0 ~ 3.0V
2.58V
Dominant
2.75~4.5V
3.54V
78
CAN [Low]
Recessive
Pulse
2.0 ~ 3.0V
2.64V
Dominant
0.5~2.25V
1.52V
79
-
?
?
?
?
80
Throttle Position Sensor (TPS) 1 signal input
C.T
Analog
0.3 ~ 0.9 V
0.65V
W.O.T
1.5 ~ 3.0 V
1.63V
81
-
?
?
?
?
82
Accelerator Position Sensor (APS) 1 signal input
C.T
Analog
Max. 1.0V
0.8V
W.O.T
Min. 4.0V
4.0V
83
Sensor ground
Idle
DC
Max. 50 mV
12mV
84
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input
Idle
DC
Rich: 0.6 ~ 1.0V
74 mV
Lean: Max. 0.4V
70mV
85
Sensor ground
Idle
DC
Max. 50 mV
 10 mV
86
-




87
-




88
Cooling Fan Relay [High] control output
Relay OFF
DC
Battery Voltage
?
Relay ON
Max. 1.0V
?
89
-
?
?
?
?
90
-
?
?
?
?
91
Canister Close Valve (CCV) control output
Active
Inactive
Pulse
High: Battery Voltage
13.0V
Low: Max. 1.0V
20mV
V peak: Max. 70V
57.7V
92
Malfunction Indicator Lamp (MIL) control output
Lamp OFF
DC
Battery Voltage
13.8V
Lamp ON
Max. 1.0V
54mV
93
Heated Oxygen Sensor (HO2S)
[Bank 1/Sensor 1] Heater control
output
Engine Run
Pulse
HI: Battery Voltage
14.4V
LO: Max. 1.0V
0.36V
Frequency
10.0Hz
Duty(+)
58.30%
94
Heated Oxygen Sensor (HO2S)
[Bank 1/Sensor 2] Heater control
output
Engine Run
Pulse
HI: Battery Voltage
14.0V
LO: Max. 1.0V
0.31V
Frequency
7.68Hz
Duty(+)
53.9%

Connector [C100-A]
Pin
No.
Description
Condition
Type
Level
Test Result
1
Ignition Coil (Cylinder #1) control output (Without immobilizer)
Idle
Pulse
1st Voltage: 300~400V
416V
ON Voltage: Max. 2.0V
1.4V
Ignition Coil (Cylinder #4) control output (With immobilizer)
Frequency        
5.2Hz
Dwell Time
2.78ms
2
Shield
Idle
DC
Max. 50mV
16.8mV
3
-
?
?
?
?
4
-
?
?
?
?
5
-
?
?
?
?
6
-
?
?
?
?
7
-
?
?
?
?
8
-
?
?
?
?
9
-
?
?
?
?
10
-
?
?
?
?
11
-
?
?
?
?
12
-
?
?
?
?
13
Electrical load [Wiper] signal input
?
?
?
?
14
-




15
-




16
Ignition Coil (Cylinder #3) control output (Without immobilizer)
Idle
Pulse
1st Voltage: 300~400V
416V
ON Voltage: Max. 2.0V
1.3V
Ignition Coil (Cylinder #2) control output (With immobilizer)
Frequency        
5.2Hz
Dwell Time
2.73ms
17
-
?
?
?
?
18
-
?
?
?
?
19
-
?
?
?
?
20
-
?
?
?
?
21
-
?
?
?
?
22
-
?
?
?
?
23
-
?
?
?
?
24
-
?
?
?
?
25
-
?
?
?
?
26
-
?
?
?
?
27
-
?
?
?
?
28
-
?
?
?
?
29
Brake Switch 1 signal input
Brake ON
DC
Battery Voltage
?
Brake OFF
Max. 0.5 V
?
30
-



?
31
Ignition Coil (Cylinder #4) control output (Without immobilizer)
Idle
Pulse
1st Voltage: 300~400V
408V
ON Voltage: Max. 2.0V
1.6V
Ignition Coil (Cylinder #1) control output (With immobilizer)
Frequency        
5.2Hz
Dwell Time
2.74ms
32
-
?
?
?
?
33
-
?
?
?
?
34
-
?
?
?
?
35
-
?
?
?
?
36
-
?
?
?
?
37
-
?
?
?
?
38
-
?
?
?
?
39
-
?
?
?
?
40
-
?
?
?
?
41
-
?
?
?
?
42
-




43
-



?
44
Brake Switch 2 signal input
Push
DC
Max. 0.5V
?
Normal
Battery Voltage
?
45
-



?
46
Ignition Coil (Cylinder #2) control output (Without immobilizer)
Idle
Pulse
1st Voltage: 300~400V
410V
ON Voltage: Max. 2.0V
1.5V
Ignition Coil (Cylinder #3) control output (With immobilizer)
Frequency        
5.2Hz
Dwell Time
2.78ms
47
-
?
?
?
?
48
-
?
?
?
?
49
-
?
?
?
?
50
-
?
?
?
?
51
-
?
?
?
?
52
-
?
?
?
?
53
-
?
?
?
?
54
-
?
?
?
?
55
H-CAN [High]
?
?
?
?
56
H-CAN [Low]
?
?
?
?
57
-




58
-



?
59
-
?
?
?
?
60
-



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Circuit Diagram

Components and Components Location

Components Location 1. ECM (Engine Control Module)2. Manifold Absolute Pressure Sensor (MAPS)3. Intake Air Temperature Sensor (IATS)4. Engine Coolant Temperature Sensor (ECTS)5. Throttle Position Sensor ...

Engine Control Module (ECM) Repair procedures

Removal 1. Shut off the High Voltage circuit. (Refer to “High Voltage Shut-off Procedures”) 2. Turn the ignition switch OFF and disconnect the auxiliary 12V negative (-) battery terminal. 3. Remove ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Power Door Mirror Actuator Repair procedures


Inspection 1. Remove the front door quadrant delta cover. (Refer to the BD group - "Front door") 2. Disconnect the power door mirror connector from the harness. 3. Apply battery voltage to each terminal as shown in the table and verify that the mirror operates properly. Mirror Heater Inspection Turn ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Engine Clutch Control Solenoid Valve (E/C_VFS) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

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