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
M190-A-2 Low Side Injector 2
M190-B-V Low Side Injector 2
M190-A-21 Digital Input 1
M190-B-S Low Side Injector 4
M190-A-1 Low Side Injector 3
M190-A-14 Digital Input 2
M190-A-30 Digital Input 3
M190-C-27 Universal Digital Input 4
M190-A-37 Digital Input 4
M190-B-b Low Side Injector 3
OEM-1
Stock ECU being replaced
ACooling fan relay (low-side)
BA/C condenser fan relay
CStarter input (12V while cranking)
ECheck engine light (MIL)
GA/C clutch relay
KA/C pressure switch (A/C request)
LClutch switch
MVehicle speed sensor (VSS)
QBrake switch
UFuel pump relay (low-side)
M190-C-42 Analogue Voltage Input 1
M190-A-7 Lambda Narrow Input 1
M190-A-6 Lambda Narrow Input 2
M190-C-36 Analogue Voltage Input 2
M190-C-37 Analogue Temperature Input 1
M190-C-35 Analogue Voltage Input 3
5V ref
M190-C-29 Analogue Voltage Input 5
M190-C-39 Analogue Temperature Input 2
M190-C-40 Universal Digital Input 5
M190-A-5 Low Side Injector 4
M190-C-28 Analogue Voltage Input 4
0V sensor
M190-C-47 Universal Digital Input 6
OEM-3
Stock ECU being replaced
BMAF sensor input
CFront O2 sensor input
DRear O2 sensor input
FThrottle position (TPS)
GEngine coolant temp (CLT)
HEGR boost sensor
I+5V sensor reference
JEGR valve position sensor
KIntake air temp (IAT)
LIdle switch (closed throttle)
MFront O2 heater control
NEGR boost sensor (2nd channel)
OSensor ground
PPower steering pressure switch
GND
ECU power +12V (main relay)
GND
GND
M190-C-18 Universal Digital Input 1
M190-C-25 Universal Digital Input 3
M190-C-32 Universal Digital Input 2
0V sensor
Permanent +12V (battery)
M190-A-48 Low Side Injector 5
GND
M190-C-16 Low Side Ignition 1
M190-B-a Low Side Injector 5
M190-A-40 Low Side Injector 6
M190-B-T Low Side Injector 6
M190-C-8 Low Side Ignition 2
M190-A-25 Low Side Injector 7
M190-A-11 Peak Hold Injector 1
M190-A-3 Low Side Injector 1
M190-B-U Low Side Injector 1
M190-A-12 Peak Hold Injector 2
OEM-4
Stock ECU being replaced
AChassis ground
BECU power +12V (main relay)
CChassis ground
DChassis ground
ECrank position (CKP) sensor
FCAS SGT (cam trigger)
GCAS SGC (cam sync)
HCrank pickup timing ground (CKP gnd)
IPermanent +12V (battery)
JPRC solenoid (FPR control)
KChassis ground
NIgnition coil trigger (cyl 1&4)
OEGR vent solenoid
PEGR vacuum solenoid
QIdle air control (IAC) valve
RIgnition coil trigger (cyl 2&3)
TEVAP purge solenoid
UInjector 1 (cyl 1)
VInjector 2 (cyl 2)
WInjector 3 (cyl 3)
XInjector 4 (cyl 4)
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-1-G A/C clutch relay
OEM-1-A Cooling fan relay (low-side)
OEM-4-V Injector 2 (cyl 2)
OEM-3-M Front O2 heater control
OEM-3-D Rear O2 sensor input
OEM-3-C Front O2 sensor input
OEM-4-U Injector 1 (cyl 1)
OEM-4-X Injector 4 (cyl 4)
OEM-1-K A/C pressure switch (A/C request)
5V ref
0V sensor
0V sensor
0V sensor
OEM-1-C Starter input (12V while cranking)
OEM-4-T EVAP purge solenoid
OEM-1-L Clutch switch
OEM-1-Q Brake switch
Battery Backup
OEM-4-P EGR vacuum solenoid
OEM-4-J PRC solenoid (FPR control)
M190-B
M190
aLow Side Injector 5
bLow Side Injector 3
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-4-O EGR vent solenoid
OEM-1-U Fuel pump relay (low-side)
GND
GND
Battery Positive 1
Battery Positive 2
Battery Positive 3
Battery Positive 4
OEM-1-E Check engine light (MIL)
OEM-4-Q Idle air control (IAC) valve
OEM-4-W Injector 3 (cyl 3)
OEM-1-B A/C condenser fan relay
GND
GND
GND
GND
M190-C
M190
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
40Universal Digital Input 5
42Analogue Voltage Input 1
47Universal Digital Input 6
OEM-4-R Ignition coil trigger (cyl 2&3)
0V sensor
0V sensor
OEM-4-N Ignition coil trigger (cyl 1&4)
OEM-4-E Crank position (CKP) sensor
0V sensor
OEM-4-F CAS SGT (cam trigger)
OEM-1-M Vehicle speed sensor (VSS)
OEM-3-N EGR boost sensor (2nd channel)
OEM-3-J EGR valve position sensor
0V sensor
OEM-4-G CAS SGC (cam sync)
OEM-3-H EGR boost sensor
OEM-3-F Throttle position (TPS)
OEM-3-G Engine coolant temp (CLT)
OEM-3-K Intake air temp (IAT)
OEM-3-L Idle switch (closed throttle)
OEM-3-B MAF sensor input
OEM-3-P Power steering pressure switch
SP-14V · 6 pins
SP-0V · 10 pins
SP-GND · 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.
62 / 62 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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