Not confident with automotive wiring? Have a professional harness builder or tuner do it, or check your work before first power-up. A wiring mistake can damage the ECU, the engine or the car, or start a fire.
100%
Stock ECU being replaced
ME221-C1-63 INJECTOR 1
ME221-C1-63 INJECTOR 1
ME221-C1-3 INJECTOR 4
ME221-C1-69 LOW SIDE 5
ME221-C1-44 LOW SIDE 4
ME221-C1-70 Stepper 3 / B1
ME221-C1-39 LOW SIDE 6
5V ref
ME221-C1-17 ANA VOLT 3
ME221-C1-56 ANA VOLT 2
ME221-C1-3 INJECTOR 4
5V ref
PCM power feed (VPWR, fused)
ME221-C1-20 LSU VM
0V sensor
ME221-C1-86 ANA TEMP 1
ME221-C1-6 DIG_IN 1
ME221-C1-4 INJECTOR 2
5V ref
ME221-C1-50 LSU IP
0V sensor
ME221-C1-26 ANA VOLT 1
ME221-C1-18 ANA VOLT 4
ME221-C1-33 INJECTOR 3
ME221-C1-57 ANA TEMP 2
ME221-C1-7 DIG_IN 2
0V sensor
ME221-C1-19 LSU UN
0V sensor
ME221-C1-53 KNOCK 1 SIGNAL
0V sensor
ME221-C1-22 CAM A VR+
ME221-C1-23 CAM A VR-
ME221-C1-33 INJECTOR 3
ME221-C1-4 INJECTOR 2
0V sensor
0V sensor
ME221-C1-81 CRANK VR+
ME221-C1-71 Stepper 4 / B2
ME221-C1-16 LSU HEATER -VE
ME221-C1-73 LOW SIDE 1
ME221-C1-68 Stepper 2 / A2
ME221-C1-67 Stepper 1 / A1
ME221-C1-12 LOW SIDE 2
ME221-C1-74 LOW SIDE 3
ME221-C1-32 COIL 1
ME221-C1-31 COIL 2
ME221-C1-2 COIL 3
ME221-C1-1 COIL 4
OEM-C175E
Stock ECU being replaced
1Fuel injector driver 1 (INJ 1)
2Fuel injector driver 5 (INJ 5)
3Fuel injector driver 4 (INJ 4)
4Variable camshaft timing valve 2 (VCT2)
5Variable camshaft timing valve 1 (VCT1)
6Variable camshaft timing valve 4 (VCT4)
7Variable camshaft timing valve 3 (VCT3)
8Electronic throttle control reference (ETCREF)
9Throttle position positive slope (TP2-PS)
10Throttle position negative slope (TP1-NS)
16Fuel injector driver 8 (INJ 8)
17Buffered power supply sensors (VBPWR)
18PCM power feed (VPWR, fused)
20Universal HEGO 1st reference (UREF-11)
23Electronic throttle control return (ETCRTN)
27Intake air temperature (IAT)
30Engine oil level switch (EOL)
31Fuel injector driver 6 (INJ 6)
34Voltage reference engine (VREF)
35Universal HEGO 1st pump current (UO2SIP-11)
40VR sensor return (VRSRTN)
44Intake manifold monitor (IMM)
45Intake port deactivation valve position
46Fuel injector driver 3 (INJ 3)
47Cylinder head temperature (CHT)
48Oil pressure switch
49Signal return engine #2
50Universal HEGO 1st sense (UO2SN-11)
52Knock sensor 1 bank 1 return (KS1−)
53Knock sensor 1 bank 1 signal (KS1+)
54VR sensor return (VRSRTN)
55Camshaft position bank 1 (CMP1)
56Camshaft position bank 1 exhaust (CMP1 EX)
61Fuel injector driver 7 (INJ 7)
62Fuel injector driver 2 (INJ 2)
67Knock sensor 2 bank 1 return (KS2−)
69Crankshaft position return (CKP−)
70Crankshaft position (CKP+)
71Canister purge valve (CANP)
78Heater O2 post-cat 1st (HTR12)
79Heater O2 pre-cat 1st (HTR11)
81Throttle actuator control motor − (TACM−)
82Throttle actuator control motor + (TACM+)
83Heater O2 post-cat 2nd (HTR22)
84Heater O2 pre-cat 2nd (HTR21)
87Ignition coil on plug G (COP-G)
88Ignition coil on plug F (COP-F)
89Ignition coil on plug E (COP-E)
90Ignition coil on plug H (COP-H)
ME221
ME221-C1
ME221
1COIL 4
2COIL 3
3INJECTOR 4
4INJECTOR 2
6DIG_IN 1
7DIG_IN 2
12LOW SIDE 2
15IGN +12V
16LSU HEATER -VE
17ANA VOLT 3
18ANA VOLT 4
19LSU UN
20LSU VM
22CAM A VR+
23CAM A VR-
26ANA VOLT 1
31COIL 2
32COIL 1
33INJECTOR 3
39LOW SIDE 6
44LOW SIDE 4
455V REF
50LSU IP
52SENSORS GROUND
53KNOCK 1 SIGNAL
56ANA VOLT 2
57ANA TEMP 2
63INJECTOR 1
64VBAT
67Stepper 1 / A1
68Stepper 2 / A2
69LOW SIDE 5
70Stepper 3 / B1
71Stepper 4 / B2
73LOW SIDE 1
74LOW SIDE 3
81CRANK VR+
84Sensor Ground
86ANA TEMP 1
OEM-C175E-90 Ignition coil on plug H (COP-H)
OEM-C175E-89 Ignition coil on plug E (COP-E)
INJECTOR 4 · 2 pins
Fuel injector driver 6 (INJ 6) · 2 pins
OEM-C175E-30 Engine oil level switch (EOL)
OEM-C175E-48 Oil pressure switch
OEM-C175E-83 Heater O2 post-cat 2nd (HTR22)
IGN +12V
OEM-C175E-78 Heater O2 post-cat 1st (HTR12)
OEM-C175E-9 Throttle position positive slope (TP2-PS)
OEM-C175E-45 Intake port deactivation valve position
OEM-C175E-50 Universal HEGO 1st sense (UO2SN-11)
OEM-C175E-20 Universal HEGO 1st reference (UREF-11)
OEM-C175E-55 Camshaft position bank 1 (CMP1)
OEM-C175E-56 Camshaft position bank 1 exhaust (CMP1 EX)
OEM-C175E-44 Intake manifold monitor (IMM)
OEM-C175E-88 Ignition coil on plug F (COP-F)
OEM-C175E-87 Ignition coil on plug G (COP-G)
INJECTOR 3 · 2 pins
OEM-C175E-7 Variable camshaft timing valve 3 (VCT3)
OEM-C175E-5 Variable camshaft timing valve 1 (VCT1)
5V ref
OEM-C175E-35 Universal HEGO 1st pump current (UO2SIP-11)
0V sensor
OEM-C175E-53 Knock sensor 1 bank 1 signal (KS1+)
OEM-C175E-10 Throttle position negative slope (TP1-NS)
OEM-C175E-47 Cylinder head temperature (CHT)
INJECTOR 1 · 2 pins
VBAT
OEM-C175E-82 Throttle actuator control motor + (TACM+)
OEM-C175E-81 Throttle actuator control motor − (TACM−)
OEM-C175E-4 Variable camshaft timing valve 2 (VCT2)
OEM-C175E-6 Variable camshaft timing valve 4 (VCT4)
OEM-C175E-71 Canister purge valve (CANP)
OEM-C175E-79 Heater O2 pre-cat 1st (HTR11)
OEM-C175E-84 Heater O2 pre-cat 2nd (HTR21)
OEM-C175E-70 Crankshaft position (CKP+)
0V sensor
OEM-C175E-27 Intake air temperature (IAT)
SP-5V1 · 5 pins
SP-14V · 4 pins
SP-0V · 10 pins
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.
54 / 54 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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