100%
Stock ECU being replaced
M190-A-21 Digital Input 1
M190-A-14 Digital Input 2
M190-B-A Half Bridge Output 1
M190-B-B Half Bridge Output 2
OEM-5
Stock ECU being replaced
F2Front VTEC pressure switch
F4Rear VTEC pressure switch
F5Front VTEC solenoid valve
F7Rear VTEC solenoid valve
M190-A-11 Peak Hold Injector 1
M190-A-12 Peak Hold Injector 2
M190-A-3 Low Side Injector 1
M190-A-2 Low Side Injector 2
M190-B-U Low Side Injector 1
M190-B-V Low Side Injector 2
M190-B-S Low Side Injector 4
M190-A-1 Low Side Injector 3
M190-A-25 Low Side Injector 7
M190-B-C Half Bridge Output 3
M190-A-48 Low Side Injector 5
M190-B-D Half Bridge Output 4
M190-B-a Low Side Injector 5
M190-A-40 Low Side Injector 6
M190-B-b Low Side Injector 3
M190-A-5 Low Side Injector 4
M190-B-T Low Side Injector 6
M190-C-16 Low Side Ignition 1
M190-C-8 Low Side Ignition 2
GND
GND
ECU power (IGP1)
0V sensor
OEM-A
Stock ECU being replaced
1Injector 1
2Injector 4
3Injector 2
4Injector 5
5Injector 3
6Injector 6
7Main relay
8Fuel pump relay 2 (FLR2)
9Idle air control valve (IACV)
10Front O2 sensor heater (HTCNTF)
11EGR control solenoid
12Rear O2 sensor heater (HTCNTR)
13Check engine light (WARN)
14Chamber volume control solenoid (BPS)
15A/C clutch relay (ACC)
18Radiator fan control (FANCNTR)
20EVAP purge cut-off solenoid (PGS)
21Ignition coil 1
22Ignition coil 2
23Power ground (PG1)
24Power ground (PG2)
25ECU power (IGP1)
26Sensor ground (LG1)
GND
M190-C-4 Low Side Ignition 6
M190-C-5 Low Side Ignition 5
M190-C-1 Low Side Ignition 4
M190-A-30 Digital Input 3
M190-C-2 Low Side Ignition 3
M190-C-27 Universal Digital Input 4
0V sensor
M190-C-25 Universal Digital Input 3
0V sensor
M190-C-32 Universal Digital Input 2
0V sensor
M190-C-18 Universal Digital Input 1
0V sensor
OEM-B
Stock ECU being replaced
2Chassis ground (LG2)
3Ignition coil 6
4Ignition coil 5
6Ignition coil 4
7Neutral switch (M/T) / gear position (A/T)
8Ignition coil 3
9CYL 2P — CYP sensor 2 signal
10CYL 2M — CYP sensor 2 return
11CYL 1P — CYP sensor 1 signal
12CYL 1M — CYP sensor 1 return
13CRNK 2P — TDC sensor signal
14CRNK 2M — TDC sensor return
15CRNK 1P — crank sensor signal
16CRNK 1M — crank sensor return
ECU power (IGP2)
M190-C-40 Universal Digital Input 5
M190-C-17 Universal Digital Input 7
M190-C-10 Universal Digital Input 8
M190-C-22 Universal Digital Input 9
M190-C-21 Universal Digital Input 10
M190-A-37 Digital Input 4
OEM-C
Stock ECU being replaced
1ECU power (IGP2)
2Vehicle speed sensor (VSS)
3A/C switch (ACS)
5A/C pressure switch (PDSW)
7Clutch switch (M/T)
9Service check connector (SCS)
11Starter switch (STS)
Battery backup (VBU)
M190-C-44 Knock Input 2
M190-C-51 Knock Input 1
M190-C-20 Universal Digital Input 11
M190-C-47 Universal Digital Input 6
M190-C-36 Analogue Voltage Input 2
M190-C-35 Analogue Voltage Input 3
M190-C-37 Analogue Temperature Input 1
M190-A-7 Lambda Narrow Input 1
M190-C-39 Analogue Temperature Input 2
M190-A-6 Lambda Narrow Input 2
M190-C-42 Analogue Voltage Input 1
5V ref
5V ref
5V ref
0V sensor
0V sensor
OEM-D
Stock ECU being replaced
1Battery backup (VBU)
3Knock sensor — rear
4Knock sensor — front
8Ignition timing adjuster (IGADJ)
9Alternator FR signal
11Throttle position sensor (TPS)
12EGR lift sensor (EGRL)
13Engine coolant temperature (ECT)
14Primary O2 sensor
15Intake air temperature (IAT)
16Secondary O2 sensor
17MAP sensor
18+5V sensor supply (VCC)
19+5V sensor supply (VCC)
20+5V sensor supply (VCC)
21Sensor ground (SG)
22Sensor ground (SG)
M190
M190-A
M190
1Low Side Injector 3
2Low Side Injector 2
3Low Side Injector 1
5Low Side Injector 4
6Lambda Narrow Input 2
7Lambda Narrow Input 1
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
38Battery Backup
40Low Side Injector 6
48Low Side Injector 5
OEM-A-8 Fuel pump relay 2 (FLR2)
OEM-A-4 Injector 5
OEM-A-3 Injector 2
OEM-A-18 Radiator fan control (FANCNTR)
OEM-D-16 Secondary O2 sensor
OEM-D-14 Primary O2 sensor
OEM-A-1 Injector 1
OEM-A-2 Injector 4
OEM-5-F4 Rear VTEC pressure switch
5V ref
0V sensor
0V sensor
0V sensor
OEM-5-F2 Front VTEC pressure switch
OEM-A-9 Idle air control valve (IACV)
OEM-B-7 Neutral switch (M/T) / gear position (A/T)
OEM-C-11 Starter switch (STS)
Battery Backup
OEM-A-14 Chamber volume control solenoid (BPS)
OEM-A-11 EGR control solenoid
M190-B
M190
AHalf Bridge Output 1
aLow Side Injector 5
BHalf Bridge Output 2
bLow Side Injector 3
CHalf Bridge Output 3
cBattery Negative 6
DHalf Bridge Output 4
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-5-F5 Front VTEC solenoid valve
OEM-A-13 Check engine light (WARN)
OEM-5-F7 Rear VTEC solenoid valve
OEM-A-15 A/C clutch relay (ACC)
OEM-A-10 Front O2 sensor heater (HTCNTF)
GND
OEM-A-12 Rear O2 sensor heater (HTCNTR)
GND
Battery Positive 1
Battery Positive 2
Battery Positive 3
Battery Positive 4
OEM-A-7 Main relay
OEM-A-20 EVAP purge cut-off solenoid (PGS)
OEM-A-5 Injector 3
OEM-A-6 Injector 6
GND
GND
GND
GND
M190-C
M190
1Low Side Ignition 4
2Low Side Ignition 3
4Low Side Ignition 6
5Low Side Ignition 5
8Low Side Ignition 2
10Universal Digital Input 8
14Sensor 0V A1
15Sensor 0V A2
16Low Side Ignition 1
17Universal Digital Input 7
18Universal Digital Input 1
20Universal Digital Input 11
21Universal Digital Input 10
22Universal Digital Input 9
23Sensor 0V B1
25Universal Digital Input 3
27Universal Digital Input 4
30Sensor 0V B2
32Universal Digital Input 2
35Analogue Voltage Input 3
36Analogue Voltage Input 2
37Analogue Temperature Input 1
39Analogue Temperature Input 2
40Universal Digital Input 5
42Analogue Voltage Input 1
44Knock Input 2
47Universal Digital Input 6
51Knock Input 1
OEM-B-6 Ignition coil 4
OEM-B-8 Ignition coil 3
OEM-B-3 Ignition coil 6
OEM-B-4 Ignition coil 5
OEM-A-22 Ignition coil 2
OEM-C-5 A/C pressure switch (PDSW)
0V sensor
0V sensor
OEM-A-21 Ignition coil 1
OEM-C-3 A/C switch (ACS)
OEM-B-15 CRNK 1P — crank sensor signal
OEM-D-8 Ignition timing adjuster (IGADJ)
OEM-C-9 Service check connector (SCS)
OEM-C-7 Clutch switch (M/T)
0V sensor
OEM-B-11 CYL 1P — CYP sensor 1 signal
OEM-B-9 CYL 2P — CYP sensor 2 signal
0V sensor
OEM-B-13 CRNK 2P — TDC sensor signal
OEM-D-12 EGR lift sensor (EGRL)
OEM-D-11 Throttle position sensor (TPS)
OEM-D-13 Engine coolant temperature (ECT)
OEM-D-15 Intake air temperature (IAT)
OEM-C-2 Vehicle speed sensor (VSS)
OEM-D-17 MAP sensor
OEM-D-3 Knock sensor — rear
OEM-D-9 Alternator FR signal
OEM-D-4 Knock sensor — front
SP-GND · 10 pins
SP-14V · 7 pins
SP-0V · 15 pins
SP-5V1 · 5 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.