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Hyundai Equus: Engine Control Module (ECM) Schematic Diagrams - Engine Control System - Engine Control/Fuel System - Hyundai Equus VI 2009-2024 Service ManualHyundai Equus: Engine Control Module (ECM) Schematic Diagrams

ECM Terminal And Input / Output signal
ECM Harness Connector

ECM Terminal Function
Connector [C200-A]
Pin No.
Description
Connected to
1
Ignition Coil (Cylinder #3) control output
Ignition Coil (Cylinder #3)
2
Ignition Coil (Cylinder #6) control output
Ignition Coil (Cylinder #6)
3
Engine speed signal output
Power Distribution Module (PDM)
4
Injector (Cylinder #2) control output
Injector Driver Box (IDB)
5
Injector (Cylinder #1) control output
Injector Driver Box (IDB)
6
Fuel Tank Pressure Sensor (FTPS) signal input
Fuel Tank Pressure Sensor (FTPS)
7
Fuel Level Sensor (FLS) [TOTAL] signal input
Fuel Level Sensor (FLS)
8
A/C Pressure Transducer (APT) signal input
A/C Pressure Transducer (APT)
9
-

10
Sensor ground
A/C Pressure Transducer (APT)
11
-

12
Crankshaft Position Sensor (CKPS) [High] signal input
Crankshaft Position Sensor (CKPS)
13
-
x
14
Main Relay control output
Main Relay
15
Injector (Cylinder #6) control output
Injector Driver Box (IDB)
16
Ignition Coil (Cylinder #2) control output
Ignition Coil (Cylinder #2)
17
Ignition Coil (Cylinder #4) control output
Ignition Coil (Cylinder #4)
18
-
x
19
Injector (Cylinder #7) control output
Injector Driver Box (IDB)
20
Purge Control Solenoid Valve (PCSV) control output
Purge Control Solenoid Valve (PCSV)
21
Canister Close Valve (CCV) control output
Canister Close Valve (CCV)
22
-

23
-
x
24
Sensor ground
Fuel Tank Pressure Sensor (FTPS)
25
Sensor ground
Manifold Absolute Pressure Sensor (MAPS)
26
-

27
Crankshaft Position Sensor (CKPS) [Low] signal input
Crankshaft Position Sensor (CKPS)
28
Sensor ground
Rail Pressure Sensor (RPS)
29
Fuel Level Sensor (FLS) [MIDDLE] signal input
Fuel Level Sensor (FLS)
30
Injector (Cylinder #4) control output
Injector Driver Box (IDB)
31
Ignition Coil (Cylinder #5) control output
Ignition Coil (Cylinder #5)
32
Ignition Coil (Cylinder #8) control output
Ignition Coil (Cylinder #8)
33
Injector (Cylinder #8) control output
Injector Driver Box (IDB)
34
CVVT Oil Control Valve (OCV) [Bank 1/Exhaust] control output
CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
35
CVVT Oil Control Valve (OCV) [Bank 1/Intake] control output
CVVT Oil Control Valve (OCV) [Bank 1/Intake]
36
-

37
-
x
38
Fuel Pump Relay control output
Fuel Pump Relay
39
Manifold Absolute Pressure Sensor (MAPS) signal input
Manifold Absolute Pressure Sensor (MAPS)
40
-
x
41
Sensor ground
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
42
-
x
43
Sensor ground
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
44
2nd CAN [Low]
Multi-Purpose Check Connector
45
Injector (Cylinder #3) control output
Injector Driver Box (IDB)
46
Ignition Coil (Cylinder #1) control output
Ignition Coil (Cylinder #1)
47
Ignition Coil (Cylinder #7) control output
Ignition Coil (Cylinder #7)
48
ETC Motor [+] control output
ETC Motor
49
-
x
50
ETC Motor [-] control output
ETC Motor
51
Malfunction Indicator Lamp (MIL) control output
Malfunction Indicator Lamp (MIL)
52
-
x
53
-
x
54
Cooling Fan (PWM) control output
Cooling Fan Control Module
55
-
x
56
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] signal input
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
57
-
x
58
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] signal input
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
59
2nd CAN [High]
Multi-Purpose Check Connector
60
Injector (Cylinder #5) control output
Injector Driver Box (IDB)

Connector [C200-K]
Pin No.
Description
Connected to
1
Ignition Coil ground
Chassis Ground
2
Electronic power ground
Chassis Ground
3
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 1]
4
ECM ground
Chassis Ground
5
Battery power (B+)
Main Relay
6
Battery power (B+)
Main Relay #2
7
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
8
LIN (Local Interconnect Network) Serial Bus Line
Battery Sensor
9
Knock Sensor (KS) [Bank 1/Front] [High] signal input
Knock Sensor (KS) [Bank 1/Front]
10
Knock Sensor (KS) [Bank 1/Rear] [High] signal input
Knock Sensor (KS) [Bank 1/Rear]
11
Sensor ground
Throttle Position Sensor (TPS)
12
Sensor ground
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
13
Rail Pressure Sensor (RPS) signal input
Rail Pressure Sensor (RPS)
14
Throttle Position Sensor (TPS) 1 signal input
Throttle Position Sensor (TPS) 1
15
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] signal input
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
16
-
x
17
-
x
18
-
x
19
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
20
-
x
21
Start Relay signal input
Power Distribution Module (PDM)
22
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 1/Intake]
23
Sensor power (+5V)
Manifold Absolute Pressure Sensor (MAPS)
Throttle Position Sensor (TPS) 1,2
24
Sensor power (+5V)
Accelerator Position Sensor (APS) 1
25
Battery power (B+)
Ignition Switch
26
Alternator Voltage Set point
Alternator
27
-
x
28
-
x
29
-
x
30
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
31
Knock Sensor (KS) [Bank 1/Front] [Low] signal input
Knock Sensor (KS) [Bank 1/Front]
32
Knock Sensor (KS) [Bank 1/Rear] [Low] signal input
Knock Sensor (KS) [Bank 1/Rear]
33
Sensor ground
Engine Coolant Temperature Sensor (ECTS)
34
-
x
35
Intake Air Temperature Sensor (IATS) signal input
Intake Air Temperature Sensor (IATS)
36
Engine Coolant Temperature Sensor (ECTS) signal input
Engine Coolant Temperature Sensor (ECTS)
37
Acceclerator Position Sensor (APS) 1 signal input
Accelerator Position Sensor (APS) 1
38
Throttle Position Sensor (TPS) 2 signal input
Throttle Position Sensor (TPS) 2
39
Electric Load signal input
Head Lamp Relay
40
Brake Switch 2 signal input
Brake Switch
41
Brake Switch 1 signal input
Brake Switch
42
-
x
43
-
x
44
-

45
Sensor power (+5V)
Accelerator Position Sensor (APS) 2
A/C Pressure Transducer (APT)
Fuel Tank Pressure Sensor (FTPS)
46
Sensor power (+5V)
Rail Pressure Sensor (RPS)
47
-
x
48
Start Relay control output
Start Relay
49
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 2/Intake]
50
-

51
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
52
Knock Sensor (KS) [Bank 2/Front] [Low] signal input
Knock Sensor (KS) [Bank 2/Front]
53
Knock Sensor (KS) [Bank 2/Rear] [Low] signal input
Knock Sensor (KS) [Bank 2/Rear]
54
Sensor ground
Accelerator Position Sensor (APS) 1
55
Sensor ground
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
56
-
x
57
-
x
58
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2] signal input
Heated Oxygen Sensor (HO2S) [Bank 2/Sensor 2]
59
Sensor ground
Camshaft Position Sensor (CMPS) [Bank 2/Exhaust]
60
Fuel supply power #2 [ON] signal output
Injector drive Box (IDB)
61
-
x
62
Camshaft Position Sensor (CMPS) [Bank 2/Intake] signal input
Camshaft Position Sensor (CMPS) [Bank 2/Intake]
63
-
x
64
Vehicle speed signal input
ESC Control Module
65
-

66
CAN [Low]
Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
67
Immobilizer communication line
Immobilizer Control Module
68
Fuel supply power #1 [ON] signal output
Injector drive Box (IDB)
69
Fuel supply power #2 [SEL 1] signal output
Injector drive Box (IDB)
70
Fuel supply power #1 [SEL 0] signal output
Injector drive Box (IDB)
71
-
x
72
-
x
73
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output
Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
74
Knock Sensor (KS) [Bank 2/Front] [High] signal input
Knock Sensor (KS) [Bank 2/Front]
75
Knock Sensor (KS) [Bank 2/Rear] [High] signal input
Knock Sensor (KS) [Bank 2/Rear]
76
Sensor ground
Accelerator Position Sensor (APS) 2
77
-
x
78
-

79
-
x
80
-
x
81
Accelerator Position Sensor (APS) 2 signal input
Accelerator Position Sensor (APS) 2
82
-
x
83
Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input
Camshaft Position Sensor (CMPS) [Bank 1/Intake]
84
Alternator "FR" signal input
Alternator
85
Camshaft Position Sensor (CMPS) [Bank 2/Exhaust] signal input
Camshaft Position Sensor (CMPS) [Bank 2/Exhaust]
86
Battery Power (B+)
Battery
87
-
x
88
CAN [High]
Other control module, Data Link Connector (DLC), Multi-Purpose Check Connector
89
Fuel supply power #1 [SEL 1] signal output
Injector drive Box (IDB)
90
CVVT Oil Control Valve (OCV) [Bank 2/Intake] control output
CVVT Oil Control Valve (OCV) [Bank 2/Intake]
91
-
x
92
CVVT Oil Control Valve (OCV) [Bank 2/Exhaust] control output
CVVT Oil Control Valve (OCV) [Bank 2/Exhaust]
93
-

94
Fuel supply power #2 [SEL 0] signal output
Injector drive Box (IDB)

ECM Terminal Input/ Output signal
Connector [C200-A]
Pin
No.
Description
Condition
Type
Level
Test Result
1
Ignition Coil (Cylinder #3) control output
Idle
Pulse
1st Voltage : 300~400V
360V
ON Voltage : Max. 2V
1.5V
OFF Voltage : battery voltage
13.3V
2
Ignition Coil (Cylinder #6) control output
Idle
Pulse
1st Voltage : 300~400V
360V
ON Voltage : Max. 2V
1.5V
OFF Voltage : battery voltage
13.3V
3
Engine speed signal output
Idle
Pulse
High : VCC
3.6V
Low : Max. 1.5V
0V

28Hz at Idle
165Hz at 3,000rpm
4
Injector (Cylinder #2) control output
Idle
Pulse
High : battery voltage
13.3V
Low : Max . 1.0V
1.5V
Vpeak : Max.80V
76V
5
Injector (Cylinder #1) control output
Idle
Pulse
High : battery voltage
13.3V
Low : Max . 1.0V
1.5V
Vpeak : Max.80V
76V
6
Fuel Tank Pressure Sensor (FTPS)
signal input
Idle
DC
0.2 ~ 4.8V
25V at IG ON
7
Fuel Level Sensor (FLS) [TOTAL]
signal input
IG ON
DC
0V ~ battery voltage
A/C ON :
1.5 ~2.0V
8
A/C Pressure Transducer (APT)
signal input
A/C OFF
DC
0 ~ 5.0 V
A/C ON :
1.5 ~2.0V
A/C ON
9
-




10
Sensor ground
Idle
DC
Max. 50 mV
4mV
11
-




12
Crankshaft Position Sensor (CKPS)
[High] signal input
Idle
SINE
WAVE
Vp_p : Min.1.0V
16.5V
(580Hz)
13
-
-
-
-
-
14
Main Relay control output
Relay OFF
DC
battery voltage
13.3V
Relay ON
Max. 1.0V
0.3V
15
Injector (Cylinder #6) control output
Idle
Pulse
High : battery voltage
13.2V
Low : Max . 1.0V
0.3V
Vpeak : Max.80V
76V
16
Ignition Coil (Cylinder #2) control output
Idle
Pulse
1st Voltage : 300~400V
370V
ON Voltage : Max. 2V
1.5V
OFF Voltage : battery voltage
13.3V
17
Ignition Coil (Cylinder #4) control output
Idle
Pulse
1st Voltage : 300~400V
370V
ON Voltage : Max. 2V
1.5V
OFF Voltage : battery voltage
13.3V
18
-




19
Injector (Cylinder #7) control output
Idle
Pulse
High : battery voltage
13.2V
Low : Max . 1.0V
0.3V
Vpeak : Max.80V
71V
20
Purge control Solenoid Valve (PCSV)
control output
Active
Inactive
Pulse
High : battery voltage
13.2V
Low : Max. 1.0V
0.3V
21
Canister Close Valve (CCV) controll
output
Active
Inactive
Pulse
High : battery voltage
13.5V
Low : Max. 1.0V
0.2V
22
-




23
-




24
Sensor ground
Idle
DC
Max. 50 mV
9.2mV
25
Sensor ground
Idle
DC
Max. 50 mV
9.2mV
26
-




27
Crankshaft Position Sensor (CKPS)
[Low] signal input
Idle
SINE
WAVE
Vp_p : Min.1.0V
7.1V
(610Hz)
28
Sensor ground
Idle
DC
Max. 50 mV
9.2mV
29
Fuel Level Sensor (FLS) [MIDDLE]
signal input
IG ON
DC
0 ~ battery voltage

30
Injector (Cylinder #4) control output
Idle
Pulse
High : battery voltage
13.53V
Low : Max . 1.0V
227mV
Vpeak : Max.80V
73.45V
31
Ignition Coil (Cylinder #5) control output
Idle
Pulse
1st Voltage : 300~400V
387V
ON Voltage : Max. 2V
1.26V
OFF Voltage : battery voltage
14.1V
32
Ignition Coil (Cylinder #8) control output
Idle
Pulse
1st Voltage : 300~400V
387mV
ON Voltage : Max. 2V
1.29V
OFF Voltage : battery voltage
14.1V
33
Injector (Cylinder #8) control output
Idle
Pulse
High : battery voltage
14.2V
Low : Max . 1.0V
0.1V
Vpeak : Max.80V
55.7V
34
CVVT Oil Control Valve (OCV)
[Bank 1/Exhaust] control output
Idle
Pulse
High : battery voltage
14.9V
Low : Max. 1.0V
0.08V
35
CVVT Oil Control Valve (OCV)
[Bank 1/Intake] control output
Idle
Pulse
High : battery voltage
14.9V
Low : Max. 1.0V
0.08V
36
-




37
-




38
Fuel Pump Relay control output
Relay OFF
DC
battery voltage
13.1V
Relay ON
Max. 1.0V
0.1V
39
Manifold Absolute Pressure Sensor (MAPS) signal input
Idle
Analog
0.6683 ~ 4.346V

40
-




41
Sensor ground
Idle
DC
Max. 50 mV
0mV
42
-




43
Sensor ground
Idle
DC
Max. 50 mV
0mV
44
2nd CAN [Low]
Recessive
Pulse
2.0 ~ 3.0 V
2.60V
Dominant
0.5~2.25 V
1.59V
45
Injector (Cylinder #3) control output
Idle
Pulse
High : battery voltage
14.2V
Low : Max . 1.0V
0.1V
Vpeak : Max.80V
55.7V
46
Ignition Coil (Cylinder #1) control output
Idle
Pulse
1st Voltage : 300~400V
260V
ON Voltage : Max. 2V
1.9V
OFF Voltage : battery voltage
14.1V
47
Ignition Coil (Cylinder #7) control output
Idle
Pulse
1st Voltage : 300~400V
260V
ON Voltage : Max. 2V
1.9V
OFF Voltage : battery voltage
14.1V
48
ETC Motor [+] control output
Idle
Pulse
High : battery voltage
14.1V
LO: Max .1.0V
0.1V
49
-




50
ETC Motor [-] control output
Idle
Pulse
High : battery voltage
14.3V
LO: Max .1.0V
0.1V
51
Malfunction Indicator Lamp (MIL)
control output
Lamp OFF
DC
battery voltage
13.7V
Lamp ON
Max. 1.0V
0V
52
-




53
-




54
Cooling Fan [PWM] control output
A/C ON
Pulse
High : battery voltage
10.1V
Low : Max. 0.5V
0V
55
-




56
Heated Oxygen Sensor (HO2S)
[Bank 2/Sensor 1] signal input
Racing
DC
Rich : 0.6~1.0V
0.8V
Lean : 0 ~ 0.4V
0.1V
57
-




58
Heated Oxygen Sensor (HO2S)
[Bank 1/Sensor 1] signal input
Racing
DC
Rich : 0.6~1.0V
0.8V
Lean : 0 ~ 0.4V
0.1V
59
2nd CAN [High]
Recessive
Pulse
2.0 ~ 3.0 V
2.60V
Dominant
0.5 ~2.25 V
1.59V
60
Injector (Cylinder #5) control output
Idle
Pulse
High : battery voltage
14.2V
Low : Max . 1.0V
0.1V
Vpeak : Max.80V
55.7V

Connector [C200-K]
Pin
No.
Description
Condition
Type
Level
Test
Result
1
Ignition Coil ground
Idle
DC
Max. 50 mV
0mV
2
Electronic power ground
Idle
DC
Max. 50 mV
0mV
3
Heated Oxygen Sensor (HO2S)
[Bank 2/Sensor 1] Heater control output
Engine Run
Pulse
High : battery voltage
13.6V
Low : Max. 1.0V
0.2V
4
ECM ground
Idle
DC
Max. 50 mV
0mV
5
Battery power (B+)
IG OFF
DC
Max. 1.0V
0V
IG ON
battery voltage
12.2V
6
Battery power (B+)
IG OFF
DC
Max. 1.0V
0V
IG ON
battery voltage
12.2V
7
Heated Oxygen Sensor (HO2S)
[Bank 1/Sensor 2] Heater control output
Engine Run
Pulse
High : battery voltage
13.83V
Low : Max. 1.0V
495mV
8
LIN (Local Interconnect Network) Serial Bus Line




9
Knock Sensor (KS) [Bank 1/Front]
[High] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

10
Knock Sensor (KS) [Bank 1/Rear]
[High] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

11
Sensor ground
Idle
DC
Max. 50 mV
7mV
12
Sensor ground
Idle
DC
Max. 50 mV
7mV
13
Rail Pressure Sensor (RPS) signal input
Idle
Analog
0.43 ~ 3.46V

14
Throttle Position Sensor (TPS) 1 signal
input
C.T
Analog
0.3 ~ 0.9V
0.42V
W.O.T
1.5 ~ 3.0V
1.88V
15
Heated Oxygen Sensor (HO2S)
[Bank 2/Sensor 2] signal input
Racing
DC
Rich : 0.6~1.0V
0.7V
Lean : 0 ~ 0.4V
0.3V
16
-




17
-




18
-




19
Camshaft Position Sensor (CMPS)
[Bank 1/Exhaust] signal input
Idle
Pulse
High : Vcc or battery voltage
4.8V
Low : Max . 0.5V
0V

20Hz at Idle
20
-




21
Start Relay signal input
Cranking
DC
battery voltage
13.5V
Otherwise
Max. 0.5V
0.3V
22
Sensor ground
Idle
DC
Max. 50 mV
9mV
23
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0V
IG ON
5.0V
5.0V
24
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0V
IG ON
5.0V
5.0V
25
Battery power (B+)
IG OFF
DC
Max. 1.0 V
0V
IG ON
battery voltage
12.4V
26
Alternator Voltage Setpoint
Idle
Pulse
High : Vcc
6.0V
Low : Max. 1.5V
0V
27
-




28
-




29
-




30
Sensor ground
Idle
DC
Max. 50 mV
5mV
31
Knock Sensor (KS) [Bank 1/Front]
[Low] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

32
Knock Sensor (KS) [Bank 1/Rear]
[Low] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

33
Sensor ground
Idle
DC
Max. 50 mV
6mV
34
-




35
Intake Air Temperature Sensor (IATS)
signal input
Idle
Analog
0.2V ~ 4.8V
1.34V
36
Engine Coolant Temperature Sensor
(ECTS) signal input
Idle
DC
0.5V ~ 4.8V
0.77V
37
Accelerator Piston Sensor (APS) 1
signal input
C.T
Analog
0.58 ~ 0.93V
0.74V
W.O.T
3.85 ~ 4.35V
4.2V
38
Throttle Position Sensor (TPS) 2 signal
input
C.T
Analog
Min. 2.8V
2.96V
W.O.T
Max. 1.8V
1.63V
39
Electronic Load Signal input




40
Brake Switch 2 signal input
Release
DC
battery voltage
13.6V
Push
Max. 0.5V
0.1V
41
Brake Switch 1 signal input
Release
DC
Max. 0.5V
0.05V
Push
battery voltage
13.7V
42
-




43
-




44
-




45
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0V
IG ON
5V
5.0V
46
Sensor power (+5V)
IG OFF
DC
Max. 0.5V
0V
IG ON
5V
5.0V
47
-




48
Start Relay control output
Otherwise
DC
battery voltage
12.0V
Cranking
Max. 1.0V
0V
49
Sensor ground
Idle
DC
Max. 50 mV
0.2mV
50
-




51
Heated Oxygen Sensor (HO2S)
[Bank 2/Sensor 2] Heater control output
Engine Run
Pulse
High : battery voltage
13.4V
Low : Max. 1.0V
0.2V
52
Knock Sensor (KS) [Bank 2/Front]
[Low] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

53
Knock Sensor (KS) [Bank 2/Rear]
[Low] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

54
Sensor ground
Idle
DC
Max. 50 mV
5mV
55
Sensor ground
Idle
DC
Max. 50 mV
5mV
56
-




57
-




58
Heated Oxygen Sensor (HO2S)
[Bank 2/Sensor 2] signal input
Racing
DC
Rich : 0.6~1.0V
0.7V
Lean : 0 ~ 0.4V
0.28V
59
Sensor ground
Idle
DC
Max. 50 mV
5mV
60
Fuel supply power #2 [ON] signal output
Idle
Pulse
High: battery voltage

Low: Max. 1.0V

61
-




62
Camshaft Position Sensor (CMPS)
[Bank 2/Intake] signal input
Idle
Pulse
High : Vcc or battery voltage
4.95V
Low : Max . 0.5V
0V

20Hz at Idle
63
-




64
Vehicle speed signal input
Vehicle Run
Pulse
High : Min. 5.0V
11.0V
Low : Max. 1.0V
0V
65
-




66
CAN [Low]
Recessive
Pulse
2.0 ~ 3.0 V
2.5V
Dominant
0.5~2.25 V
1.5V
67
Immobilizer communication line
When
transmitting
Pulse
High : Min. battery voltage X 80%
10.99V
Low : Max. battery voltage X 20%
787.5mV
When
receiving
High : Min. battery voltage X 70%
10.99V
Low : Max. battery voltage X 30%
587.5mV
68
Fuel supply power #1 [ON] signal output
Idle
Pulse
High: battery voltage

Low: Max. 1.0V

69
Fuel supply power #2 [SEL 1] signal output
IG ON
Pulse
High: battery voltage

Low: Max. 1.0V

70
Fuel supply power #1 [SEL 0] signal output
IG ON
Pulse
High: battery voltage

Low: Max. 1.0V

71
-




72
-




73
Heated Oxygen Sensor (HO2S)
[Bank 1/Sensor 1] Heater control output
Engine Run
Pulse
High : battery voltage
13.5V
Low : Max. 1.0V
0.2V
74
Knock Sensor (KS) [Bank 2/Front]
[High] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

75
Knock Sensor (KS) [Bank 2/Rear]
[High] signal input
Knocking
Variable
Frequency
-0.3 ~ 0.3 V

Normal
0 V

76
Sensor ground
Idle
DC
Max. 50 mV
7mV
77
-




78
-




79
-




80
-




81
Accelerator Position Sensor (APS) 2
signal input
C,T
Analog
0.29 ~ 0.46 V
0.42V
W.O.T
1.93 ~ 2.18V
2.1V
82
-




83
Camshaft Position Sensor (CMPS)
[Bank 1/Intake] signal input
Idle
Pulse
High : Vcc or battery voltage
4.9V
Low : Max . 0.5V
0.05V

20Hz at Idle
84
Alternator "FR" signal input
Idle
Pulse
High : battery voltage
12.2V
Low : Max 1.5 V
0.2V
85
Camshaft Position Sensor (CMPS)
[Bank 2/Exhaust] signal input
Idle
Pulse
High : Vcc or battery voltage
4.9V
Low : Max . 0.5V
0.05V

20Hz at Idle
86
Battery Power (B+)
Always
DC
battery voltage
12.6V
87
-




88
CAN [High]
Recessive
Pulse
2.0 ~ 3.0 V
2.5V
Dominant
2.75~4.5 V
3.5V
89
Fuel supply power #1 [SEL 1] signal output
IG ON
Pulse
High: battery voltage

Low: Max. 1.0V

90
CVVT Oil control Valve (OCV)
[Bank 2/Intake] control output
Idle
Pulse
High : battery voltage
13.7V
Low : Max. 1.0V
0.28V
91
-




92
CVVT Oil control Valve (OCV)
[Bank 2/Exhaust] control output
Idle
Pulse
High : battery voltage
13.7V
Low : Max. 1.0V
0.28V
93
-




94
Fuel supply power #2 [SEL 0] signal output
IG ON
Pulse
High: battery voltage

Low: Max. 1.0V


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 ...

    Engine Control Module (ECM) Repair procedures
    Removal     When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below. [In the case of installing used ECM] 1) Perform "ECM Neutra ...

    See also:

    Repair procedures
    Inspection [System Inspection] 1. Disconnect the vapor hose from the throttle body and connect a vacuum pump to the nipple on the throttle body. 2. Check the following points with applying ...

    LDWS operation
    To operate the LDWS, pull the switch with the Engine Start/Stop Button in the ON position. The indicator illuminates on the cluster. To cancel the LDWS, pull the switch again. LDWS indicator li ...

    Manifold Absolute Pressure Sensor (MAPS) Specifications
    Specification Pressure[kPa (kgf/cmx, psi)]Output Voltage (V)20.0 (0.20, 2.9)0.7946.7 (0.47, 6.77)1.84101.3 (1.03, 14.7)4.0 ...

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    Hyundai Equus Manuals


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