TUCSON(LM) >2012 > G 2.0 DOHC > Fuel System > Engine Control System > Engine Control Module (ECM)>Schematic Diagrams  
ECM Terminal And Input/Output signal

ECM Terminal Function
Connector [CHG-A]
Pin
No.
Description
Connected to
1
Ignition Coil (Cylinder #4) control output
Ignition Coil (Cylinder #4) [With Immobilizer]
Ignition Coil (Cylinder #1) control output
Ignition Coil (Cylinder #1) [Without Immobilizer]
2
Shield ground
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
Electrical load signal input
Alternator
15
Ground
Cruise Control Switch
16
Ignition Coil (Cylinder #2) control output 
Ignition Coil (Cylinder #2) [With Immobilizer]
Ignition Coil (Cylinder #3) control output 
Ignition Coil (Cylinder #3) [Without Immobilizer]
17
-
 
18
-
 
19
-
 
20
-
 
21
-
 
22
-
 
23
-
 
24
-
 
25
-
 
26
-
 
27
-
 
28
-
 
29
Brake Switch 1 signal input
Brake Switch
30
Cruise Control Switch signal input
Cruise Control Switch
31
Ignition Coil (Cylinder #1) control output
Ignition Coil (Cylinder #1) [With Immobilizer]
Ignition Coil (Cylinder #4) control output
Ignition Coil (Cylinder #4) [Without Immobilizer]
32
-
 
33
-
 
34
-
 
35
-
 
36
-
 
37
-
 
38
-
 
39
-
 
40
-
 
41
-
 
42
-

43
Clutch Switch signal input
Clutch Switch
44
Brake Switch 2 signal input
Brake Switch
45
Motor [+] control output
Variable Charge Motion Actuator (VCMA)
46
Ignition Coil (Cylinder #3) control output
Ignition Coil (Cylinder #3) [With Immobilizer]
Ignition Coil (Cylinder #2) control output
Ignition Coil (Cylinder #2) [Without Immobilizer]
47
-
 
48
-
 
49
-
 
50
-
 
51
-
 
52
-
 
53
-
 
54
-
 
55
-

56
-

57
-

58
-

59
-
 
60
Motor [-] control output
Variable Charge Motion Actuator (VCMA)

Connector [CHG-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 Sensor (FLS) signal input
Fuel Level Sensor (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
Sensor feedback signal input
Variable Charge Motion Actuator (VCMA)
23
Fuel consumption signal output
Trip Computer
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
ABS/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), Variable Charge Motion Actuator (VCMA)
44
Sensor ground
Variable Charge Motion Actuator (VCMA)
45
-
 
46
Alternator (COM)
Alternator
47
-
 
48
-
 
49
-
 
50
Variable Intake Solenoid (VIS) Valve control output
Variable Intake Solenoid (VIS) Valve
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
Immobilizer Lamp control output
Immobilizer Lamp [Without Button Engine Start System]
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
Smart key control module [With Button Engine Start System]
Immobilizer Control [Without Button Engine Start System]
76
LIN communication signal input
Battery Sensor 
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
Engine speed signal output
Power Distribution Module (PDM)
87
A/C Compressor Relay control output
A/C Compressor Relay
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]

ECM Terminal Input/ Output signal
Connector [CHG-A]
Pin
No.
Description
Condition
Type
Level
Test Result
1
Ignition Coil (Cylinder #4) control output [With Immobilizer]
Idle
Pulse
1st Voltage: 300~400V
416V
ON Voltage: Max. 2.0V
1.4V
Ignition Coil (Cylinder #1) control output [Without 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
Alternator (FR)
Idle
Pulse
HI: Battery Voltage 
13.4V
LO: Max 1.5V
40 mV
15
Ground
Idle
DC
Max. 50 mV
 
16
Ignition Coil (Cylinder #2) control output [With Immobilizer]
Idle
Pulse
1st Voltage: 300~400V
416V
ON Voltage: Max. 2.0V
1.3V
Ignition Coil (Cylinder #3) control output [Without 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
Cruise control Switch signal input
Cruise ON
DC
Battery Voltage
 
Cruise OFF 
4.3 ~ 4.7V
 
31
Ignition Coil (Cylinder #1) control output [With Immobilizer]
Idle
Pulse
1st Voltage: 300~400V
408V
ON Voltage: Max. 2.0V
1.6V
Ignition Coil (Cylinder #4) control output [Without Immobilizer]
Frequency        
5.2Hz
Dwell Time
2.74ms
32
-
 
 
 
 
33
-
 
 
 
 
34
-
 
 
 
 
35
-
 
 
 
 
36
-
 
 
 
 
37
-
 
 
 
 
38
-
 
 
 
 
39
-
 
 
 
 
40
-
 
 
 
 
41
-
 
 
 
 
42
-




43
Clutch Switch signal input
Release
DC
Max. 0.5V
 
Push
Battery Voltage
 
44
Brake Switch 2 signal input
Push
DC
Max. 0.5V
 
Normal
Battery Voltage
 
45
Motor [+] control output
Engine Run
PWM
High: Battery Voltage
 
Low: Max. 0.5V

Duty: 50%

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




58
Power Steering Pressure Switch signal input
S/W ON 
DC
Max. 0.5V
 
S/W OFF
Battery Voltage
 
59
-
 
 
 
 
60
Motor [-] control output
Engine Run
PWM
High: Battery Voltage
 
Low: Max. 0.5V

Duty: 50%


Connector [CHG-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
Fuel Level Sensor (FLS) [MIDDLE] signal input
IG ON
Analog
0.88 ~ 8.45V
 
9
Fuel Level Sensor (FLS) [TOTAL] signal input
IG ON
Analog
0.88 ~ 8.45V

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
Sensor ground
Idle
DC
Max. 50mV
29.0mV
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
Sensor feedback signal input
Idle
DC
0.5 ~ 4.5V
 
22
-
 
 
 
 
23
Fuel consumption signal output
Idle
Pulse
HI: Battery Voltage
13.7V
LO: Max. 0.5V
0V
Frequency
3.33Hz
Pulse Width
500μs
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
Sensor ground
Always
DC
0 ~ 0.5V
5mV
45
-
 
 
 
 
46
Alternator (COM)
 
 
 
 
47
-
 
 
 
 
48
-
 
 
 
 
49
-
 
 
 
 
50
Variable Intake Solenoid (VIS) Valve control output
Active
DC
Max. 1.0V
316mV
Inactive
Battery Voltage
14.0V
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
Immobilizer Lamp control output
Lamp OFF
DC
HI: Battery Voltage
13.2V
Lamp ON
LO: Max . 2.0V
40mV
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. 50mV
7mV
75
Immobilizer communication line
During
communicating
Pulse
HI: Min. 8.5V
11.8V
LO: Max. 3.5V
1.0V
76
LIN communication signal input
 
 
 
 
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
Engine speed signal output
Idle
Pulse
HI: Battery Voltage
14.0V
LO: Max. 0.5V
60mV
Frequency: 20~26Hz
21Hz
Duty(+)
50%
87
A/C Compressor Relay control output
A/C OFF
DC
Battery Voltage
14.3 V
A/C ON
Max. 1.0V
102mV
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%

Circuit Diagram