100%
Stock ECU being replaced
M190-C-51 Knock Input 1
Ignition power 2 (IGP2)
Ignition power 1 (IGP1)
GND
GND
M190-C-25 Universal Digital Input 3
M190-C-18 Universal Digital Input 1
GND
GND
M190-B-B Half Bridge Output 2
M190-B-S Low Side Injector 4
M190-C-1 Low Side Ignition 4
M190-C-2 Low Side Ignition 3
M190-C-8 Low Side Ignition 2
M190-C-16 Low Side Ignition 1
M190-A-21 Digital Input 1
M190-C-32 Universal Digital Input 2
5V ref
5V ref
0V sensor
0V sensor
M190-C-36 Analogue Voltage Input 2
M190-C-42 Analogue Voltage Input 1
OEM-A
Stock ECU being replaced
1Knock sensor (KS)
2Ignition power 2 (IGP2)
3Ignition power 1 (IGP1)
4Power ground 2 (PG2)
5Power ground 1 (PG1)
6Camshaft position B (CMP B)
7Crank position sensor (CKP)
8Logic ground 2 (LG2)
9Logic ground 1 (LG1)
10A/F sensor heater control (AFSHTC)
12Idle air control valve (IACV)
13Ignition coil 4 (IGPLS4)
14Ignition coil 3 (IGPLS3)
15Ignition coil 2 (IGPLS2)
16Ignition coil 1 (IGPLS1)
18Neutral position switch (NC)
19Camshaft position A (CMP A)
20Sensor 5V supply 2 (VCC2)
21Sensor 5V supply 1 (VCC1)
23Sensor ground 2 (SG2)
24Sensor ground 1 (SG1)
29Throttle position sensor (TPS)
30Manifold absolute pressure (MAP)
M190-B-a Low Side Injector 5
M190-A-12 Peak Hold Injector 2
M190-B-U Low Side Injector 1
M190-A-3 Low Side Injector 1
M190-A-11 Peak Hold Injector 1
M190-A-48 Low Side Injector 5
M190-C-37 Analogue Temperature Input 1
M190-A-14 Digital Input 2
M190-A-30 Digital Input 3
M190-C-35 Analogue Voltage Input 3
M190-C-39 Analogue Temperature Input 2
M190-A-40 Low Side Injector 6
M190-B-T Low Side Injector 6
OEM-B
Stock ECU being replaced
1VTC oil control solenoid (+)
2Injector 4 (INJ4)
3Injector 3 (INJ3)
4Injector 2 (INJ2)
5Injector 1 (INJ1)
6VTEC solenoid (VTS)
8Coolant temp sensor (ECT)
10Alternator L signal (ALTL)
11VTEC oil pressure switch (VTPSW)
13Alternator FR signal (ALTF)
17Intake air temp sensor (IAT)
18Alternator control (ALTC)
21Evap canister purge valve (PCS)
M190-A-10 Low Side Injector 8
GND
0V sensor
5V ref
M190-A-2 Low Side Injector 2
M190-A-5 Low Side Injector 4
M190-B-V Low Side Injector 2
M190-C-28 Analogue Voltage Input 4
M190-C-29 Analogue Voltage Input 5
M190-A-37 Digital Input 4
M190-A-1 Low Side Injector 3
M190-B-b Low Side Injector 3
M190-A-25 Low Side Injector 7
M190-A-7 Lambda Narrow Input 1
M190-B-A Half Bridge Output 1
M190-C-27 Universal Digital Input 4
M190-A-47 Low Side Injector 9
OEM-E
Stock ECU being replaced
3Reverse lockout solenoid (RVS, Type-S)
4Logic ground 3 (LG3)
5Sensor ground 3 (SG3)
6Sensor 5V supply 3 (VCC3)
8Main relay control (MRLY)
9A/F sensor heater relay control (AFSHTCR)
12Radiator fan control (FANC)
14Fuel tank pressure sensor (FTP)
15Electrical load detector (ELD)
16Power steering pressure switch (PSPSW)
17Immobilizer fuel pump relay (IMO FPR)
18A/C clutch relay (ACC)
19Evap vent shut valve (VSV)
20Secondary heated O2 sensor (SHO2S)
21Secondary O2 heater control (SO2SHTC)
22Brake switch (BKSW)
31Malfunction indicator lamp (MIL)
M190
M190-A
M190
1Low Side Injector 3
2Low Side Injector 2
3Low Side Injector 1
5Low Side Injector 4
7Lambda Narrow Input 1
8Sensor 5.0V C1
9Sensor 5.0V C2
10Low Side Injector 8
11Peak Hold Injector 1
12Peak Hold Injector 2
14Digital Input 2
16Sensor 5.0V C3
18Sensor 0V C1
19Sensor 0V C2
20Sensor 0V C3
21Digital Input 1
25Low Side Injector 7
30Digital Input 3
37Digital Input 4
40Low Side Injector 6
47Low Side Injector 9
48Low Side Injector 5
OEM-E-17 Immobilizer fuel pump relay (IMO FPR)
OEM-E-8 Main relay control (MRLY)
OEM-B-4 Injector 2 (INJ2)
OEM-E-9 A/F sensor heater relay control (AFSHTCR)
OEM-E-20 Secondary heated O2 sensor (SHO2S)
5V ref
5V ref
OEM-E-3 Reverse lockout solenoid (RVS, Type-S)
OEM-B-5 Injector 1 (INJ1)
OEM-B-2 Injector 4 (INJ4)
OEM-B-10 Alternator L signal (ALTL)
5V ref
0V sensor
0V sensor
0V sensor
OEM-A-18 Neutral position switch (NC)
OEM-E-19 Evap vent shut valve (VSV)
OEM-B-11 VTEC oil pressure switch (VTPSW)
OEM-E-16 Power steering pressure switch (PSPSW)
OEM-B-18 Alternator control (ALTC)
OEM-E-31 Malfunction indicator lamp (MIL)
OEM-B-6 VTEC solenoid (VTS)
M190-B
M190
aLow Side Injector 5
AHalf Bridge Output 1
bLow Side Injector 3
BHalf Bridge Output 2
cBattery Negative 6
GBattery Negative 1
HBattery Positive 1
JBattery Positive 2
KBattery Positive 3
LBattery Positive 4
SLow Side Injector 4
TLow Side Injector 6
ULow Side Injector 1
VLow Side Injector 2
WBattery Negative 2
XBattery Negative 3
YBattery Negative 4
ZBattery Negative 5
OEM-B-1 VTC oil control solenoid (+)
OEM-E-21 Secondary O2 heater control (SO2SHTC)
OEM-E-18 A/C clutch relay (ACC)
OEM-A-10 A/F sensor heater control (AFSHTC)
GND
GND
Battery Positive 1
Battery Positive 2
Battery Positive 3
Battery Positive 4
OEM-A-12 Idle air control valve (IACV)
OEM-B-21 Evap canister purge valve (PCS)
OEM-B-3 Injector 3 (INJ3)
OEM-E-12 Radiator fan control (FANC)
GND
GND
GND
GND
M190-C
M190
1Low Side Ignition 4
2Low Side Ignition 3
8Low Side Ignition 2
14Sensor 0V A1
15Sensor 0V A2
16Low Side Ignition 1
18Universal Digital Input 1
23Sensor 0V B1
25Universal Digital Input 3
27Universal Digital Input 4
28Analogue Voltage Input 4
29Analogue Voltage Input 5
30Sensor 0V B2
32Universal Digital Input 2
35Analogue Voltage Input 3
36Analogue Voltage Input 2
37Analogue Temperature Input 1
39Analogue Temperature Input 2
42Analogue Voltage Input 1
51Knock Input 1
OEM-A-13 Ignition coil 4 (IGPLS4)
OEM-A-14 Ignition coil 3 (IGPLS3)
OEM-A-15 Ignition coil 2 (IGPLS2)
0V sensor
0V sensor
OEM-A-16 Ignition coil 1 (IGPLS1)
OEM-A-7 Crank position sensor (CKP)
0V sensor
OEM-A-6 Camshaft position B (CMP B)
OEM-E-22 Brake switch (BKSW)
OEM-E-14 Fuel tank pressure sensor (FTP)
OEM-E-15 Electrical load detector (ELD)
0V sensor
OEM-A-19 Camshaft position A (CMP A)
OEM-B-13 Alternator FR signal (ALTF)
OEM-A-29 Throttle position sensor (TPS)
OEM-B-8 Coolant temp sensor (ECT)
OEM-B-17 Intake air temp sensor (IAT)
OEM-A-30 Manifold absolute pressure (MAP)
OEM-A-1 Knock sensor (KS)
SP-14V · 7 pins
SP-GND · 12 pins
SP-0V · 11 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.