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
EMUPRO16-A-2 Injector 1
EMUPRO16-B-1 Auxiliary 1 (WBO heater)
EMUPRO16-B-2 Auxiliary 2 (WBO heater)
EMUPRO16-A-3 Injector 2
EMUPRO16-C-3 Auxiliary 12
EMUPRO16-D-13 Auxiliary 13
EMUPRO16-A-4 Injector 3
EMUPRO16-D-19 Auxiliary 14
EMUPRO16-D-26 Auxiliary 15
EMUPRO16-A-5 Injector 4
EMUPRO16-B-3 Auxiliary 3 (WBO heater)
L no data
EMUPRO16-B-4 Auxiliary 4 (WBO heater)
EMUPRO16-D-25 Auxiliary 16
EMUPRO16-B-6 Auxiliary 6
ISC valve +14V feed
EMUPRO16-C-2 Auxiliary 11
EMUPRO16-A-6 Injector 5
OEM-2
Stock ECU being replaced
AInjector 1
BCooling fan relay
CCondenser fan relay
DInjector 2
EEGR valve
FEGR valve
GInjector 3
HEGR valve
IEGR valve
JInjector 4
KA/C clutch relay
L no data
MFuel pump relay
NVTCS solenoid (intake butterflies)
OFuel pump relay (non-immobiliser)
PISC valve +14V feed
QISC valve low side
RMalfunction indicator lamp (MIL)
GND
GND
EMUPRO16-A-7 Injector 6
E no data
EMUPRO16-A-30 Ignition 1
G no data
EMUPRO16-B-5 Auxiliary 5
EMUPRO16-A-29 Ignition 2
EMUPRO16-A-25 Auxiliary 9
EMUPRO16-A-8 Injector 7
L no data
EMUPRO16-A-9 Injector 8
N no data
EMUPRO16-C-1 Auxiliary 10
R no data
EMUPRO16-A-14 Digital 4
EMUPRO16-A-24 Digital 5 (turbo speed)
EMUPRO16-D-8 Injector 9
EMUPRO16-A-13 Digital 2 (cam)
W–X no data
EMUPRO16-A-21 Digital 1 (crank)
Z no data
OEM-3
Stock ECU being replaced
APower ground
BPower ground
CPurge solenoid valve
E no data
FIgnition 1 (coils 1+4, wasted spark)
G no data
HMain relay
IIgnition 2 (coils 2+3, wasted spark)
JFront O2 heater
KEVAP leak detection pump
L no data
MAlternator control
N no data
PRear O2 heater
R no data
SImmobiliser
TVehicle speed
UCharge lamp
VCam position (CMP)
W–X no data
YCrank position (CKP)
Z no data
GND
EMUPRO16-A-23 Digital 7
EMUPRO16-A-15 Digital 8
RLY1-R-OUT Relay contact output (switched +12 V to load)
RLY2-R-OUT Relay contact output (switched +12 V to load)
EMUPRO16-D-11 Digital 9 / Analog 19
G no data
EMUPRO16-D-12 Digital 10 / Analog 20
EMUPRO16-A-16 Digital 6 (turbo speed)
EMUPRO16-D-21 Precision analog 5
K no data
5V ref
EMUPRO16-B-16 Knock sensor 1
EMUPRO16-C-34 Precision analog 4
0V sensor
EMUPRO16-C-32 Precision analog 2
Q no data
EMUPRO16-C-19 Analog 4
EMUPRO16-B-15 +12V switched
U no data
EMUPRO16-C-18 Analog 2
EMUPRO16-C-33 Precision analog 3
EMUPRO16-C-31 Precision analog 1
Y no data
EMUPRO16-C-11 Analog 3
AB no data
EMUPRO16-C-12 Analog 5
EMUPRO16-C-10 Analog 1 (MAP)
ECU power +14V (main relay)
EMUPRO16-D-1 Injector 10
OEM-4
Stock ECU being replaced
APower ground
BBrake switch
CPower steering pressure switch
DBoost control solenoid (turbo)
EBoost control solenoid (turbo)
FA/C request
G no data
HNeutral switch
IClutch switch
JVTCS vacuum switch
K no data
L+5V sensor supply
MKnock sensor
NIntake air temperature (IAT)
OSignal ground
PCoolant temperature (ECT)
Q no data
RIntake air temperature 2 (IAT2, turbo)
SIgnition switch (IG1) sense
U no data
VThrottle position (TPS)
WFront O2 signal
XMass air flow (MAF)
Y no data
AARear O2 signal
AB no data
ADFuel level
AEBARO/MAP sensor (turbo boost pressure)
AFECU power +14V (main relay)
AHEVAP leak detection pump solenoid valve
EMUPRO16
EMUPRO16-A
EMUPRO16
2Injector 1
3Injector 2
4Injector 3
5Injector 4
6Injector 5
7Injector 6
8Injector 7
9Injector 8
11Power GND
12+5V source A
13Digital 2 (cam)
14Digital 4
15Digital 8
16Digital 6 (turbo speed)
17Power GND
19Power GND
20Digital GND
21Digital 1 (crank)
23Digital 7
24Digital 5 (turbo speed)
25Auxiliary 9
29Ignition 2
30Ignition 1
OEM-2-A Injector 1
OEM-2-D Injector 2
OEM-2-G Injector 3
OEM-2-J Injector 4
OEM-2-R Malfunction indicator lamp (MIL)
OEM-3-C Purge solenoid valve
OEM-3-K EVAP leak detection pump
OEM-3-M Alternator control
GND
5V ref
OEM-3-V Cam position (CMP)
OEM-3-S Immobiliser
OEM-4-C Power steering pressure switch
OEM-4-I Clutch switch
GND
GND
0V sensor
OEM-3-Y Crank position (CKP)
OEM-4-B Brake switch
OEM-3-T Vehicle speed
OEM-3-J Front O2 heater
OEM-3-I Ignition 2 (coils 2+3, wasted spark)
OEM-3-F Ignition 1 (coils 1+4, wasted spark)
EMUPRO16-B
EMUPRO16
1Auxiliary 1 (WBO heater)
2Auxiliary 2 (WBO heater)
3Auxiliary 3 (WBO heater)
4Auxiliary 4 (WBO heater)
5Auxiliary 5
6Auxiliary 6
7Auxiliary 7
8+12V supply
9Digital GND (flash drive)
13Auxiliary 8
14+12V supply
15+12V switched
16Knock sensor 1
19Power GND
OEM-2-B Cooling fan relay
OEM-2-C Condenser fan relay
OEM-2-K A/C clutch relay
OEM-2-M Fuel pump relay
OEM-3-H Main relay
OEM-2-O Fuel pump relay (non-immobiliser)
RLY1-R-COIL- Relay coil negative (ECU low-side driver)
+12V supply
0V sensor
RLY2-R-COIL- Relay coil negative (ECU low-side driver)
+12V supply
OEM-4-S Ignition switch (IG1) sense
OEM-4-M Knock sensor
GND
EMUPRO16-C
EMUPRO16
1Auxiliary 10
2Auxiliary 11
3Auxiliary 12
10Analog 1 (MAP)
11Analog 3
12Analog 5
18Analog 2
19Analog 4
29Analog GND
30Power GND
31Precision analog 1
32Precision analog 2
33Precision analog 3
34Precision analog 4
OEM-3-P Rear O2 heater
OEM-2-Q ISC valve low side
OEM-2-E EGR valve
OEM-4-AE BARO/MAP sensor (turbo boost pressure)
OEM-4-AA Rear O2 signal
OEM-4-AD Fuel level
OEM-4-V Throttle position (TPS)
OEM-4-R Intake air temperature 2 (IAT2, turbo)
0V sensor
GND
OEM-4-X Mass air flow (MAF)
OEM-4-P Coolant temperature (ECT)
OEM-4-W Front O2 signal
OEM-4-N Intake air temperature (IAT)
EMUPRO16-D
EMUPRO16
1Injector 10
8Injector 9
11Digital 9 / Analog 19
12Digital 10 / Analog 20
13Auxiliary 13
17Analog GND
18Power GND
19Auxiliary 14
21Precision analog 5
25Auxiliary 16
26Auxiliary 15
OEM-4-AH EVAP leak detection pump solenoid valve
OEM-3-U Charge lamp
OEM-4-F A/C request
OEM-4-H Neutral switch
OEM-2-F EGR valve
0V sensor
GND
OEM-2-H EGR valve
OEM-4-J VTCS vacuum switch
OEM-2-N VTCS solenoid (intake butterflies)
OEM-2-I EGR valve
RLY1
RLY1-R
RLY1
INRelay contact input (switched +12 V)
OUTRelay contact output (switched +12 V to load)
COIL+Relay coil positive (switched +12 V)
COIL-Relay coil negative (ECU low-side driver)
SP-14V · 6 pins
OEM-4-D Boost control solenoid (turbo)
Relay coil positive (switched +12 V)
EMUPRO16-B-7 Auxiliary 7
RLY2
RLY2-R
RLY2
INRelay contact input (switched +12 V)
OUTRelay contact output (switched +12 V to load)
COIL+Relay coil positive (switched +12 V)
COIL-Relay coil negative (ECU low-side driver)
SP-14V · 6 pins
OEM-4-E Boost control solenoid (turbo)
Relay coil positive (switched +12 V)
EMUPRO16-B-13 Auxiliary 8
SP-GND · 10 pins
SP-0V · 6 pins
SP-14V · 9 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.