100%
Stock ECU being replaced
MAXXECUPRO-C3-E1 GPO 10/WBO2 2 HTR
Ignition power 2 (IGP2)
Ignition power 1 (IGP1)
GND
GND
MAXXECUPRO-C1-G3 WBO2 IP
MAXXECUPRO-C1-H3 TRIGGER
MAXXECUPRO-C4-F2 Knock 1
0V sensor
0V sensor
MAXXECUPRO-C1-B1 GPO 6
MAXXECUPRO-C1-G2 TPS/AIN
MAXXECUPRO-C1-F4 WBO2 VS
MAXXECUPRO-C1-K3 DIN/VR 1
MAXXECUPRO-C1-J3 AIN 3 (0-5V)
5V ref
5V ref
GND
GND
MAXXECUPRO-C1-H4 HOME
MAXXECUPRO-C1-B3 IGN 4
MAXXECUPRO-C1-B2 IGN 3
MAXXECUPRO-C1-A3 IGN 2
MAXXECUPRO-C1-A2 IGN 1
OEM-A
Stock ECU being replaced
1A/F sensor heater control (AFSHTC)
2Ignition power 2 (IGP2)
3Ignition power 1 (IGP1)
4Power ground 2 (PG2)
5Power ground 1 (PG1)
6A/F sensor + (AFS+, wideband Ip)
7Crank position sensor (CKP)
9Knock sensor (KS)
10Sensor ground 2 (SG2)
11Sensor ground 1 (SG1)
12Idle air control valve (IACV)
15Throttle position sensor (TPS)
16A/F sensor - (AFS-, wideband Vs)
18Vehicle speed sensor (VSS, M/T)
19Manifold absolute pressure (MAP)
20Sensor 5V supply 2 (VCC2)
21Sensor 5V supply 1 (VCC1)
23Logic ground 2 (LG2)
24Logic ground 1 (LG1)
25Camshaft position A (CMP A)
27Ignition coil 4 (IGPLS4)
28Ignition coil 3 (IGPLS3)
29Ignition coil 2 (IGPLS2)
30Ignition coil 1 (IGPLS1)
MAXXECUPRO-C1-A4 GPO 8/TACHO
MAXXECUPRO-C1-M2 INJ 4
MAXXECUPRO-C1-M1 INJ 3
MAXXECUPRO-C1-K2 INJ 2
MAXXECUPRO-C1-K1 INJ 1
MAXXECUPRO-C1-C4 GPO 2
MAXXECUPRO-C4-G4 GPO 26
MAXXECUPRO-C1-J1 AIN 1 (temperature)
MAXXECUPRO-C3-A3 DIN 6 (SWITCH)
MAXXECUPRO-C1-K4 DIN/VR 2
MAXXECUPRO-C3-C3 ANALOG IN 5 (0-5V)
MAXXECUPRO-C1-C1 GPO 7
MAXXECUPRO-C1-J2 AIN 2 (temperature)
MAXXECUPRO-C4-G1 GPO 23
MAXXECUPRO-C4-G2 GPO 24
MAXXECUPRO-C4-G3 GPO 25
OEM-B
Stock ECU being replaced
1VTC oil control solenoid (+)
2Injector 4 (INJ4)
3Injector 3 (INJ3)
4Injector 2 (INJ2)
5Injector 1 (INJ1)
6Radiator fan control (FANC)
7Reverse lockout solenoid (RVS, Type-S)
8Coolant temp sensor (ECT)
9VTEC oil pressure switch (VTPSW)
10Alternator L signal (ALTL)
13Alternator FR signal (ALTF)
15VTEC solenoid (VTS)
17Intake air temp sensor (IAT)
18Alternator control (ALTC)
21Evap canister purge valve (PCS)
23VTC oil control solenoid (-)
MAXXECUPRO-C1-D4 GPO 3
MAXXECUPRO-C1-J4 AIN 4 (0-5V)
GND
0V sensor
5V ref
MAXXECUPRO-C1-D1 WBO2 Heater-
MAXXECUPRO-C1-B4 GPO 1
MAXXECUPRO-C1-A1 GPO 5
MAXXECUPRO-C3-K3 KEY IN 12V
MAXXECUPRO-C3-D1 ANALOG IN 6 (0-5V)
MAXXECUPRO-C3-D2 ANALOG IN 7 (0-5V)
MAXXECUPRO-C3-A4 DIN 7 (SWITCH)
MAXXECUPRO-C1-E4 GPO 4
MAXXECUPRO-C4-D3 DIN 8 (switch)
MAXXECUPRO-C4-H1 GPO 27
MAXXECUPRO-C4-D4 DIN 9 (switch)
MAXXECUPRO-C4-H3 GPO 29
MAXXECUPRO-C4-H2 GPO 28
OEM-E
Stock ECU being replaced
1Immobilizer fuel pump relay (IMO FPR)
2Secondary heated O2 sensor (SHO2S)
3Logic ground 3 (LG3)
4Sensor ground 3 (SG3)
5Sensor 5V supply 3 (VCC3)
6Secondary O2 heater control (SO2SHTC)
7Main relay control (MRLY)
8A/F sensor heater relay control (AFSHTCR)
9Ignition switch signal (IG1)
14Fuel tank pressure sensor (FTP)
15Electrical load detector (ELD)
16Power steering pressure switch (PSPSW)
18A/C clutch relay (ACC)
20Brake switch / interlock (2WBS)
21Evap vent shut valve (VSV)
22Brake switch (BKSW)
26Engine speed pulse / tacho (NEP)
31Malfunction indicator lamp (MIL)
MAXXECUPRO
MAXXECUPRO-C1
MAXXECUPRO
A1GPO 5
A2IGN 1
A3IGN 2
A4GPO 8/TACHO
B1GPO 6
B2IGN 3
B3IGN 4
B4GPO 1
C1GPO 7
C4GPO 2
D1WBO2 Heater-
D4GPO 3
E4GPO 4
F4WBO2 VS
G1+5V sensor supply
G2TPS/AIN
G3WBO2 IP
H1Sensor GND
H2Trigger GND
H3TRIGGER
H4HOME
J1AIN 1 (temperature)
J2AIN 2 (temperature)
J3AIN 3 (0-5V)
J4AIN 4 (0-5V)
K1INJ 1
K2INJ 2
K3DIN/VR 1
K4DIN/VR 2
L4Engine GND
M1INJ 3
M2INJ 4
M4+12V ECU power supply
OEM-E-8 A/F sensor heater relay control (AFSHTCR)
OEM-A-30 Ignition coil 1 (IGPLS1)
OEM-A-29 Ignition coil 2 (IGPLS2)
OEM-B-1 VTC oil control solenoid (+)
OEM-A-12 Idle air control valve (IACV)
OEM-A-28 Ignition coil 3 (IGPLS3)
OEM-A-27 Ignition coil 4 (IGPLS4)
OEM-E-7 Main relay control (MRLY)
OEM-B-15 VTEC solenoid (VTS)
OEM-B-6 Radiator fan control (FANC)
OEM-E-6 Secondary O2 heater control (SO2SHTC)
OEM-E-1 Immobilizer fuel pump relay (IMO FPR)
OEM-E-18 A/C clutch relay (ACC)
OEM-A-16 A/F sensor - (AFS-, wideband Vs)
5V ref
OEM-A-15 Throttle position sensor (TPS)
OEM-A-6 A/F sensor + (AFS+, wideband Ip)
0V sensor
0V sensor
OEM-A-7 Crank position sensor (CKP)
OEM-A-25 Camshaft position A (CMP A)
OEM-B-8 Coolant temp sensor (ECT)
OEM-B-17 Intake air temp sensor (IAT)
OEM-A-19 Manifold absolute pressure (MAP)
OEM-E-2 Secondary heated O2 sensor (SHO2S)
OEM-B-5 Injector 1 (INJ1)
OEM-B-4 Injector 2 (INJ2)
OEM-A-18 Vehicle speed sensor (VSS, M/T)
OEM-B-10 Alternator L signal (ALTL)
GND
OEM-B-3 Injector 3 (INJ3)
OEM-B-2 Injector 4 (INJ4)
+12V ECU power supply
MAXXECUPRO-C2
MAXXECUPRO
H1Engine ground 3
H2Engine ground 3
H3Engine ground 3
GND
GND
GND
MAXXECUPRO-C3
MAXXECUPRO
A3DIN 6 (SWITCH)
A4DIN 7 (SWITCH)
C2+5V SENSOR SUPPLY 2
C3ANALOG IN 5 (0-5V)
D1ANALOG IN 6 (0-5V)
D2ANALOG IN 7 (0-5V)
E1GPO 10/WBO2 2 HTR
J2SENSOR GND
J3SENSOR GND
K3KEY IN 12V
L4ENGINE GROUND 2
M412V ECU 2
OEM-B-9 VTEC oil pressure switch (VTPSW)
OEM-E-16 Power steering pressure switch (PSPSW)
5V ref
OEM-B-13 Alternator FR signal (ALTF)
OEM-E-14 Fuel tank pressure sensor (FTP)
OEM-E-15 Electrical load detector (ELD)
OEM-A-1 A/F sensor heater control (AFSHTC)
0V sensor
0V sensor
OEM-E-9 Ignition switch signal (IG1)
GND
12V ECU 2
MAXXECUPRO-C4
MAXXECUPRO
D3DIN 8 (switch)
D4DIN 9 (switch)
E3+5V sensor supply 3
F2Knock 1
G1GPO 23
G2GPO 24
G3GPO 25
G4GPO 26
H1GPO 27
H2GPO 28
H3GPO 29
OEM-E-20 Brake switch / interlock (2WBS)
OEM-E-22 Brake switch (BKSW)
5V ref
OEM-A-9 Knock sensor (KS)
OEM-B-18 Alternator control (ALTC)
OEM-B-21 Evap canister purge valve (PCS)
OEM-B-23 VTC oil control solenoid (-)
OEM-B-7 Reverse lockout solenoid (RVS, Type-S)
OEM-E-21 Evap vent shut valve (VSV)
OEM-E-31 Malfunction indicator lamp (MIL)
OEM-E-26 Engine speed pulse / tacho (NEP)
SP-14V · 5 pins
SP-GND · 11 pins
SP-0V · 8 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.