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Home >> Hyundai >> 2012 >> Tucson GL, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Terminal And Input/Output signal >> ECM Terminal Input/Output Signal >> Connector [CHG-K]
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Connector [CHG-K]

ECM CONNECTOR TERMINAL INPUT/OUTPUT SIGNAL DESCRIPTIONS (CHG-K)

Pin No. Description Condition Type Level Test Result
1 Power Ground Idle DC Max. 50 mV -
2 Battery power (B+) IG OFF DC Max. 0.5 V 10.2 mV
IG ON Battery Voltage 12.02 V
3 Power Ground Idle DC Max. 50 mV 2.8 mV
4 Battery power (B+) IG OFF DC Max. 1.0 V 3.1 mV
IG ON Battery Voltage 12.1 V
5 Power Ground Idle DC Max. 50 mV 1.8 mV
6 Battery power (B+) Always (Without Ignition key) Current Below 2.0 mA 0.4 mA
DC Battery Voltage 12.88 V
7 - - - - -
8 Fuel Level Sensor (FLS) [MIDDLE] signal input IG ON Analog 0.88 ~ 8.45 V -
9 Fuel Level Sensor (FLS) [TOTAL] signal input IG ON Analog 0.88 ~ 8.45 V -
10 - - - - -
11 - - - - -
12 Knock Sensor (KS) signal input Knocking Variable Frequency -0.3 ~ 0.3 V -
Normal 0 V
13 Sensor ground Idle DC Max. 50 mV 30 mV
14 Sensor ground Idle DC Max. 50 mV 12.4 mV
15 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input Idle Pulse HI: Vcc or Battery Voltage 5.0 V
LO: Max. 0.5 V 0.2 V
FREQ: 5.36 Hz -
16 Sensor Ground Idle DC Max. 50 mV 29.0 mV
17 Crankshaft Position Sensor (CKPS) signal input Idle Pulse HI: Vcc or Battery Voltage 5.00 V
LO: Max. 0.5 V 40 mV
FREQ: 600 Hz -
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 ~ 4.5 V -
22 - - - - -
23 Fuel consumption signal output Idle Pulse HI: Battery Voltage 13.7 V
LO: Max. 0.5 V 0 V
Frequency 3.33 Hz
Pulse Width 500 μs
24 - - - - -
25 Injector (Cylinder #1) control output Idle Pulse HI: Battery Voltage 13.8 V
LO: Max. 1.0 V 200 mV
Vpeak: Max. 80 V 54.1 V
Frequency 5.21 Hz
Dwell Time 2.74 ms
26 Injector (Cylinder #3) control output Idle Pulse HI: Battery Voltage 13.9 V
LO: Max. 1.0 V 170 mV
Vpeak: Max. 80 V 53.9 V
Frequency 5.18 Hz
Dwell Time 2.73 ms
27 Injector (Cylinder #4) control output Idle Pulse HI: Battery Voltage 14 V
LO: Max. 1.0 V 160 mV
Vpeak: Max. 80 V 54.3 V
Frequency 5.24 Hz
Dwell Time 2.70 ms
28 Injector (Cylinder #2) control output Idle Pulse HI: Battery Voltage 14.1 V
LO: Max. 1.0 V 160 mV
Vpeak: Max. 80 V 53.9 V
Frequency: 5.21 Hz 5.21 Hz
Dwell Time: 2.73 ms 2.74 ms
29 - - - - -
30 Sensor power (+5 V) IG OFF DC Max. 0.5 V 0 mV
IG ON 4.9 ~ 5.1 V 4.98 V
31 Manifold Absolute Pressure Sensor (MAPS) signal input Idle Analog 0.8 ~ 1.6 V 1.37 V
32 Throttle Position Sensor (TPS) 2 signal input C.T Analog 4.2 ~ 5.0 V 4.52 V
W.O.T 3.3 ~ 3.8 V 3.68 V
33 Engine Coolant Temperature Sensor (ECTS) signal input Idle Analog 0.5 ~ 4.5 V 1.02 V
34 Sensor ground Idle DC Max. 50 mV 8 mV
35 Accelerator Position Sensor (APS) 2 signal input C.T
W.O.T		 Analog Max. 1.0 V 0.4 V
1.5 ~ 3.0 V 1.9 V
36 Sensor power (+5 V) IG OFF DC Max. 0.5 V 5 mV
IG ON 4.9 ~ 5.1 V 5.02 V
37 Sensor ground Idle DC Max. 50 mV 11 mV
38 - - - - -
39 Sensor ground Idle DC Max. 50 mV 11 mV
40 Vehicle speed signal input Vehicle Run Pulse HI: Min. 4.5 V 5.0 V
LO: Max. 0.5 V 0 V
Frequency 46.9 Hz at Idle
Duty (-) 50.4% at Idle
41 - - - - -
42 Rc (Compensative Resistance) Idle Analog Rc-Rc/Rp < ± 0.1 V -
43 Sensor power (+5 V) IG OFF DC Max. 0.5V -
IG ON 4.9 ~ 5.1 V -
44 Sensor ground Always DC 0 ~ 0.5 V 5 mV
45 - - - - -
46 Alternator (COM) - - - -
47 - - - - -
48 - - - - -
49 - - - - -
50 Variable Intake Solenoid (VIS) Valve control output Active DC Max. 1.0 V 3.1 mV
Inactive Battery Voltage 12.3 V
51 Battery power (B+) IG OFF DC Max. 1.0 V 3.1 mV
IG ON Battery Voltage 12.3 V
52 Fuel Tank Pressure Sensor (FTPS) signal input Idle Analog 0.4 ~ 4.6 V -
53 Intake Air Temperature Sensor (IATS) signal input Idle Analog 0 ~ 5.0 V 2.55 V
54 A/C Pressure Transducer (APT) signal input Idle DC 0.4 ~ 4.6 V A/C OFF: 1.29 V A/C ON: 2.01 V
55 - - - - -
56 - - - - -
57 Sensor ground Idle DC Max. 50 mV 6 mV
58 - - - - -
59 Sensor ground Idle DC Max. 50 mV 6 mV
60 Sensor power (+5 V) IG OFF DC Max. 0.5 V 10 mV
IG ON 4.9 ~ 5.1 V 5.02 V
61 Sensor ground Idle DC Max. 50 mV 30 mV
62 Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input Idle Pulse HI: Vcc or Battery Voltage 5.0 V
LO: Max. 0.5V 0.2 V
Frequency 5.2 Hz
63 Sensor power (+5 V) IG OFF DC Max. 0.5 V 0 V
IG ON 4.9 ~ 5.1 V 5.03 C
64 Main Relay control output Relay OFF DC Battery Voltage 12.3 V
Relay ON Max. 1.0 V 730 mV
65 Cooling Fan Relay [Low] control output A/C ON Pulse HI: Battery Voltage 10.4 V
LO: 0 ~ 0.5 V 60 mV
66 CVVT Oil control (OCV) Valve [Bank 1/Intake] control output Idle Pulse HI: Battery Voltage 15.0 V
LO: Max. 1.0 V 120 mV
Frequency 300 Hz
Duty (+) 84.70%
67 Purge control Solenoid Valve (PCSV) control output Inactive Active Pulse HI: Battery Voltage 14.3 V
LO: Max. 1.0 V 80 mV
Vpeak: Max. 70 V 57.0 V
Frequency 16 Hz
68 CVVT Oil control (OCV) Valve [Bank 1/Exhaust] control output Idle Pulse HI: Battery Voltage 13.5 V
LO: Max. 1.0 V 100 mV
Vpeak: Max. 70 V 13.5 V
Frequency 300 Hz
69 Immobilizer Lamp control output Lamp OFF DC HI: Battery Voltage 13.2 V
Lamp ON LO: Max. 2.0 V 40 mV
70 Fuel Pump Relay control output Relay OFF DC Battery Voltage 12.8 V
Relay ON Max. 1.0 V 40 mV
71 ETC Motor [+] control output Idle Pulse HI: Battery Voltage 13.4 V
LO: Max. 1.0 V 0 V
72 ETC Motor [-] control output Idle Pulse HI: Battery Voltage 13.3 V
LO: Max. 1.0 V 0 V
73 Sensor ground Idle DC Max. 50 mV -
74 Sensor ground Idle DC Max. 50 mV 7 mV
75 Immobilizer communication line During communicating Pulse HI: Min. 8.5 V 11.8 V
LO: Max. 3.5 V 1.0 V
76 LIN communication signal input - - - -
77 CAN [High] Recessive Pulse 2.0 ~ 3.0 V 2.58 V
Dominant 2.75 ~ 4.5 V 3.54 V
78 CAN [Low] Recessive Pulse 2.0 ~ 3.0 V 2.64 V
Dominant 0.5 ~ 2.25 V 1.52 V
79 - - - - -
80 Throttle Position Sensor (TPS) 1 signal input C.T Analog 0.3 ~ 0.9 V 0.65 V
W.O.T 1.5 ~ 3.0 V 1.63 V
81 - - - - -
82 Accelerator Position Sensor (APS) 1 signal input C.T Analog Max. 1.0 V 0.8 V
W.O.T Min. 4.0 V 4.0 V
83 Sensor Ground Idle DC Max. 50 mV 12 mV
84 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input Idle DC Rich: 0.6 ~ 1.0 V 74 mV
Lean: Max. 0.4 V 70 mV
85 Sensor ground Idle DC Max. 50 mV 10 mV
86 Engine speed signal output Idle Pulse HI: Battery Voltage 14.0 V
LO: Max. 0.5 V 60 mV
Frequency: 20~26 Hz 21 Hz
Duty (+) 50%
87 A/C Compressor Relay control output A/C OFF DC Battery Voltage 14.3 V
A/C ON Max. 1.0 V 102 mV
88 Cooling Fan Relay [High] control output Relay OFF DC Battery Voltage -
Relay ON Max. 1.0 V -
89 - - - - -
90 - - - - -
91 Canister Close Valve (CCV) control output Active Inactive Pulse High: Battery Voltage 13.0 V
Low: Max. 1.0 V 20 mV
V peak: Max. 70 V 57.7 V
92 Malfunction Indicator Lamp (MIL) control output Lamp OFF DC Battery Voltage 13.8 V
Lamp ON Max. 1.0 V 54 mV
93 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output Engine Run Pulse HI: Battery Voltage 14.4 V
LO: Max. 1.0V 0.36 V
Frequency 10.0 Hz
Duty (+) 58.30%
94 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output Engine Run Pulse HI: Battery Voltage 14.0 V
LO: Max. 1.0 V 0.31 V
Frequency 7.68 Hz
Duty (+) 53.9%
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