100%
Stock ECU being replaced
Ignition power 2 (IGP2)
Ignition power 1 (IGP1)
GND
GND
MS3PROMINI-A-33 CMP-
MS3PROMINI-A-30 CKP+
GND
GND
MS3PROMINI-A-9 Injector out E
MS3PROMINI-A-20 Spark out D
MS3PROMINI-A-19 Spark out C
MS3PROMINI-A-18 Spark out B
MS3PROMINI-A-17 Spark out A
MS3PROMINI-A-29 Digital switched in 1 / Flex fuel
MS3PROMINI-A-32 CMP+
5V ref
5V ref
0V sensor
0V sensor
MS3PROMINI-A-28 TPS in
MS3PROMINI-A-13 Analog in 1
OEM-A
Stock ECU being replaced
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)
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)
MS3PROMINI-A-5 Injector out A
MS3PROMINI-A-12 Injector out H
MS3PROMINI-A-11 Injector out G
MS3PROMINI-A-10 Injector out F
MS3PROMINI-A-26 CLT in
MS3PROMINI-A-34 Digital frequency in 1 (Hall)
MS3PROMINI-A-35 Digital frequency in 2 (Hall)
MS3PROMINI-A-15 Analog in 3
MS3PROMINI-A-27 IAT in
OEM-B
Stock ECU being replaced
2Injector 4 (INJ4)
3Injector 3 (INJ3)
4Injector 2 (INJ2)
5Injector 1 (INJ1)
8Coolant temp sensor (ECT)
10Alternator L signal (ALTL)
11VTEC oil pressure switch (VTPSW)
13Alternator FR signal (ALTF)
17Intake air temp sensor (IAT)
GND
0V sensor
5V ref
MS3PROMINI-A-4 Fuel pump out
MS3PROMINI-A-8 Injector out D
MS3PROMINI-A-3 PWM out 1 / Idle
MS3PROMINI-A-16 Analog in 4
MS3PROMINI-A-6 Injector out B
MS3PROMINI-A-7 Injector out C
MS3PROMINI-A-14 Analog in 2
OEM-E
Stock ECU being replaced
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)
17Immobilizer fuel pump relay (IMO FPR)
18A/C clutch relay (ACC)
20Secondary heated O2 sensor (SHO2S)
MS3PROMINI
MS3PROMINI-A
MS3PROMINI
112V+ switched power in
2+5V VREF out
3PWM out 1 / Idle
4Fuel pump out
5Injector out A
6Injector out B
7Injector out C
8Injector out D
9Injector out E
10Injector out F
11Injector out G
12Injector out H
13Analog in 1
14Analog in 2
15Analog in 3
16Analog in 4
17Spark out A
18Spark out B
19Spark out C
20Spark out D
21Sensor ground
22Power ground
23Power ground
26CLT in
27IAT in
28TPS in
29Digital switched in 1 / Flex fuel
30CKP+
32CMP+
33CMP-
34Digital frequency in 1 (Hall)
35Digital frequency in 2 (Hall)
12V+ switched power in
5V ref
OEM-E-12 Radiator fan control (FANC)
OEM-E-8 Main relay control (MRLY)
OEM-B-2 Injector 4 (INJ4)
OEM-E-17 Immobilizer fuel pump relay (IMO FPR)
OEM-E-18 A/C clutch relay (ACC)
OEM-E-9 A/F sensor heater relay control (AFSHTCR)
OEM-A-12 Idle air control valve (IACV)
OEM-B-5 Injector 1 (INJ1)
OEM-B-4 Injector 2 (INJ2)
OEM-B-3 Injector 3 (INJ3)
OEM-A-30 Manifold absolute pressure (MAP)
OEM-E-20 Secondary heated O2 sensor (SHO2S)
OEM-B-13 Alternator FR signal (ALTF)
OEM-E-14 Fuel tank pressure sensor (FTP)
OEM-A-16 Ignition coil 1 (IGPLS1)
OEM-A-15 Ignition coil 2 (IGPLS2)
OEM-A-14 Ignition coil 3 (IGPLS3)
OEM-A-13 Ignition coil 4 (IGPLS4)
0V sensor
GND
GND
OEM-B-8 Coolant temp sensor (ECT)
OEM-B-17 Intake air temp sensor (IAT)
OEM-A-29 Throttle position sensor (TPS)
OEM-A-18 Neutral position switch (NC)
OEM-A-7 Crank position sensor (CKP)
OEM-A-19 Camshaft position A (CMP A)
OEM-A-6 Camshaft position B (CMP B)
OEM-B-10 Alternator L signal (ALTL)
OEM-B-11 VTEC oil pressure switch (VTPSW)
SP-14V · 4 pins
SP-GND · 8 pins
SP-5V1 · 5 pins
SP-0V · 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.