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Home >> Hyundai >> 2023 >> Tucson Plug-In Hybrid Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (PHEV) >> Engine Control Module (ECM) >> Schematic Diagrams >> ECM Harness Connector >> ECM Terminal Function
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ECM Terminal Function

CONNECTOR DESCRIPTION (A)

Terminal Description
1 Fuel Pressure Regulator Valve (FPRV) [High] Control
2 Integrated Thermal Management Module (ITM) Motor (+)
3 Integrated Thermal Management Module (ITM) Motor (-)
4 Exhaust Gas Temperature Sensor (EGTS) [Rear] Ground
5 Engine Coolant Temperature Sensor (ECTS) #1 Ground
6 -
7 Engine Coolant Temperature Sensor (ECTS) #2 Ground
8 -
9 Rail Pressure Sensor (RPS) Ground
10 Exhaust Gas Temperature Sensor (EGTS) Ground
11 Manifold Absolute Pressure Sensor (MAPS) Ground
12 Electric Waste Gate Control Actuator (EWGA) Ground
13 -
14 Oil Temperature Sensor (OTS) Ground
15 Electric Exhaust Gas Recirculation (EEGR) Control Valve Ground
16 -
17 A/C Pressure Transducer (APT) Ground
18 Sensor Power (+5V) Camshaft Position Sensor (CMPS) [Bank 1/Intake, Exhaust]
19 Sensor Power (+5V) Manifold/Absolute Pressure Sensor (MAPS)
Sensor Power (+5V) Electric Exhaust Gas Recirculation (EEGR)
Sensor Power (+5V) Crankshaft Position Sensor (CKPS)
Sensor Power (+5V) Active Purge Pump Sensor [Front]
Sensor Power (+5V) Active Purge Pump Sensor [Rear]
20 Sensor Power (+5V) Oil Pressure & Temperature Sensors (OPTS)
Sensor Power (+5V) Electric Throttle Control Module (ETC)
Sensor Power (+5V) Rail Pressure Sensor (RPS)
21 Throttle Position Sensor (TPS) Ground
22 Electric Exhaust Gas Recirculation (EEGR) Control Valve Motor (+)
23 Electric Exhaust Gas Recirculation (EEGR) Control Valve Motor (-)
24 Knock Sensor (KS) Shield Ground
25 Active Purge Pump Sensor [Rear] Ground
26 Ignition Coil (Cylinder #3) Control
27 -
28 -
29 Exhaust Gas Temperature Sensor (EGTS) [Front] Ground
30 -
31 -
32 Active Purge Pump Sensor [Front] Ground
33 Oil Pressure Sensors (OPS) Signal
34 -
35 Integrated Thermal Management Module (ITM) Motor Ground
36 -
37 Camshaft Position Sensor (CMPS) [Bank 1/Intake] Signal
38 -
39 Electric Waste Gate Control Actuator (EWGA) Signal
40 Sensor Power (+5V) Electric Waste Gate Control Actuator (EWGA)
41 Sensor Power (+5V) Accelerator Position Sensor (APS #1)
42 Sensor Power (+5V) A/C Pressure Transducer (APT)
43 Injector (Cylinder #3) [+] Control
44 Injector (Cylinder #2) [+] Control
45 -
46 -
47 CCP-CAN [High]
48 Ignition Coil (Cylinder #1) Control
49 -
50 -
51 -
52 -
53 -
54 Exhaust Gas Temperature Sensor (EGTS) [Front] Signal
55 -
56 Exhaust Gas Temperature Sensor (EGTS) [Rear] Signal
57 -
58 Differential Pressure Sensor (DPS) Signal
59 Exhaust Gas Temperature Sensor (EGTS) Signal
60 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] Ground
61 Mass Air Flow Sensor (MAFS) Signal
62 -
63 -
64 Injector (Cylinder #1) [+] Control
65 Injector (Cylinder #4) [+] Control
66 Injector (Cylinder #3) [-] Control
67 Injector (Cylinder #4) [-] Control
68 Ignition Coil (Cylinder #2) Control
69 CCP-CAN [Low]
70 Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] Signal
71 Crankshaft Position Sensor (CKPS) Ground
72 -
73 Active Purge Pump Sensor [Rear] Signal
74 Intake Air Temperature Sensor (IATS) Signal
75 Engine Coolant Temperature Sensor (ECTS) #1 Signal
76 Engine Coolant Temperature Sensor (ECTS) #2 Signal
77 Electric Exhaust Gas Recirculation (EEGR) Control valve Signal
78 -
79 Throttle Position Sensor (TPS) #2 Signal
80 Rail Pressure Sensor (RPS) Signal
81 -
82 Integrated Thermal Management Module (ITM) Motor Signal
83 Mass Air Flow Sensor (MAFS) Ground
84 A/C Pressure Transducer (APT) Signal
85 -
86 Injector (Cylinder #2) [-] Control
87 Injector (Cylinder #1) [-] Control
88 Fuel Pressure Regulator Valve (FPRV) [Low] Control
89 Differential Pressure Sensor (DPS) Ground
90 Ignition Coil (Cylinder #4) Control
91 Crankshaft Position Sensor (CKPS) Signal
92 -
93 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Ground
94 -
95 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Signal
96 -
97 Oil Temperature Sensor (OTS) Signal
98 Throttle Position Sensor (TPS) #1 Signal
99 -
100 -
101 Manifold Absolute Pressure Sensor (MAPS) Signal
102 Camshaft Position Sensor (CMPS) [Bank 1/Intake] Ground
103 Fuel Tank Level Sender #2 Signal
104 Knock Sensor (KS) Signal
105 Knock Sensor (KS) Ground
CONNECTOR DESCRIPTION (B)

Terminal Description
1 Chassis Ground
2 Chassis Ground
3 Battery Power (B+) (Main Relay)
4 Chassis Ground
5 Battery Power (B+) (Main Relay)
6 Battery Power (B+) (Main Relay)
7 -
8 -
9 Sensor Power (+5V) (Integrated Thermal Management Module (ITM) Motor)
Sensor Power (+5V) (Mass Air Flow Sensor (MAFS))
10 Sensor Power (+5V) (Accelerator Position Sensor (APS) #2)
11 Active Purge Pump Sensor [Front] Signal
12 Accelerator Position Sensor (APS) #2 Ground
13 Accelerator Position Sensor (APS) #1 Ground
14 -
15 -
16 Boost Pressure Sensor (BPS) Ground
17 Fuel Level Sender (FLS) Signal
18 Accelerator Position Sensor (APS #2) Signal
19 -
20 -
21 -
22 RCV (Recirculation Valve) Control Solenoid Valve (VOP) Control
23 Cooling Fan Relay [PWM] Control
24 Electric Waste Gate Control Actuator (EWGA) DC Motor (+) Control
25 Electric Waste Gate Control Actuator (EWGA) DC Motor (-) Control
26 Ignition Switch Signal Input
27 Sensor Power (+5V) (Differential Pressure Sensor (DPS))
Sensor Power (+5V) (Boost Pressure Sensor (BPS))
28 -
29 -
30 Brake Light Switch Signal Input
31 Brake Test Switch Signal Input
32 Accelerator Position Sensor (APS #1) Signal
33 -
34 -
35 -
36 -
37 -
38 -
39 -
40 Variable Oil Pump Valve Control
41 ETC Motor [+] Control
42 ETC Motor [-] Control
43 -
44 Active Purge Pump (LIN)
45 P-CAN (Low)
46 -
47 -
48 -
49 -
50 Boost Pressure Sensor (BPS) Signal
51 -
52 -
53 -
54 -
55 -
56 -
57 -
58 -
59 -
60 Battery Power (B+) (Battery)
61 LIN Communication Signal input
62 P-CAN (High)
63 -
64 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS+ (NERNST Cell Voltage)
65 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc (Compensative Resistance)
66 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Rc/Rp (Pump Cell Voltage)
67 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] VS-/IP- (Common Ground for VS, IP)
68 -
69 -
70 -
71 -
72 -
73 -
74 Engine Control Relay Control
75 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater Control
76 Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater Control
77 Vehicle Speed Signal Input
78 CCP-CAN (High)
79 CCP-CAN (Low)
80 H-CAN (High)
81 H-CAN (Low)
82 -
83 Purge Control Solenoid Valve (PCSV) Control
84 Fuel Pump Relay Control
85 -
86 -
87 Integrated Body Control Unit (IBU) (IMMO, Data Line)
88 -
89 -
90 -
91 -
92 Variable Force Solenoid (VFS) [Bank 1/Intake] Control
93 Variable Force Solenoid (VFS) [Bank 1/Exhaust] Control