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
ECU power +14V (main relay)
EMUPRO16-B-15 +12V switched
EMUPRO16-B-3 Auxiliary 3 (WBO heater)
EMUPRO16-A-30 Ignition 1
EMUPRO16-A-29 Ignition 2
EMUPRO16-B-1 Auxiliary 1 (WBO heater)
EMUPRO16-A-14 Digital 4
EMUPRO16-A-23 Digital 7
EMUPRO16-A-15 Digital 8
EMUPRO16-D-11 Digital 9 / Analog 19
EMUPRO16-D-12 Digital 10 / Analog 20
EMUPRO16-B-2 Auxiliary 2 (WBO heater)
EMUPRO16-A-24 Digital 5 (turbo speed)
EMUPRO16-A-16 Digital 6 (turbo speed)
EMUPRO16-C-19 Analog 4
OEM-1
Stock ECU being replaced
BECU power +14V (main relay)
CIgnition on (+12V)
EMalfunction indicator lamp (MIL)
GIgnition 1 (coils 1+4, wasted spark)
HIgnition 2 (coils 2+3, wasted spark)
JA/C relay
KDiagnostic mode switch (TEN)
NWide-open throttle switch
OStop light switch
PPower steering pressure switch
QA/C thermo switch
RA/C extra cooling fan relay
SHeater control switch (A/C request)
UTail fuse / TNS (parking lamp +12V)
VNeutral/clutch switch
GND
GND
0V sensor
0V sensor
EMUPRO16-A-21 Digital 1 (crank)
F no data
EMUPRO16-A-13 Digital 2 (cam)
EMUPRO16-B-6 Auxiliary 6
5V ref
EMUPRO16-C-34 Precision analog 4
EMUPRO16-C-32 Precision analog 2
EMUPRO16-C-11 Analog 3
EMUPRO16-C-18 Analog 2
EMUPRO16-C-33 Precision analog 3
EMUPRO16-C-31 Precision analog 1
EMUPRO16-A-2 Injector 1
EMUPRO16-A-3 Injector 2
EMUPRO16-B-4 Auxiliary 4 (WBO heater)
EMUPRO16-B-5 Auxiliary 5
EMUPRO16-A-4 Injector 3
EMUPRO16-A-5 Injector 4
OEM-2
Stock ECU being replaced
APower ground
BPower ground
CSensor ground (E2)
DSensor ground (E2)
ECrank position (CAS NE)
F no data
GCam position (CAS G)
ITachometer output
K+5V sensor supply
LIdle switch (TPS)
MTPS signal (A/T)
NO2 sensor
OAir flow meter (AFM)
PIntake air temperature (IAT)
QCoolant temperature (ECT)
UInjector 1 & 3 (batch)
VInjector 2 & 4 (batch)
WIdle speed control (ISC) valve
XPurge solenoid valve
YInjector 3 (California sequential)
ZInjector 4 (California sequential)
EMUPRO16
EMUPRO16-A
EMUPRO16
2Injector 1
3Injector 2
4Injector 3
5Injector 4
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)
29Ignition 2
30Ignition 1
OEM-2-U Injector 1 & 3 (batch)
OEM-2-V Injector 2 & 4 (batch)
OEM-2-Y Injector 3 (California sequential)
OEM-2-Z Injector 4 (California sequential)
GND
5V ref
OEM-2-G Cam position (CAS G)
OEM-1-K Diagnostic mode switch (TEN)
OEM-1-O Stop light switch
OEM-1-U Tail fuse / TNS (parking lamp +12V)
GND
GND
0V sensor
OEM-2-E Crank position (CAS NE)
OEM-1-N Wide-open throttle switch
OEM-1-S Heater control switch (A/C request)
OEM-1-H Ignition 2 (coils 2+3, wasted spark)
OEM-1-G 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
8+12V supply
9Digital GND (flash drive)
14+12V supply
15+12V switched
19Power GND
OEM-1-J A/C relay
OEM-1-R A/C extra cooling fan relay
OEM-1-E Malfunction indicator lamp (MIL)
OEM-2-W Idle speed control (ISC) valve
OEM-2-X Purge solenoid valve
OEM-2-I Tachometer output
+12V supply
0V sensor
+12V supply
OEM-1-C Ignition on (+12V)
GND
EMUPRO16-C
EMUPRO16
11Analog 3
18Analog 2
19Analog 4
29Analog GND
30Power GND
31Precision analog 1
32Precision analog 2
33Precision analog 3
34Precision analog 4
OEM-2-N O2 sensor
OEM-2-O Air flow meter (AFM)
OEM-1-V Neutral/clutch switch
0V sensor
GND
OEM-2-Q Coolant temperature (ECT)
OEM-2-M TPS signal (A/T)
OEM-2-P Intake air temperature (IAT)
OEM-2-L Idle switch (TPS)
EMUPRO16-D
EMUPRO16
11Digital 9 / Analog 19
12Digital 10 / Analog 20
17Analog GND
18Power GND
OEM-1-P Power steering pressure switch
OEM-1-Q A/C thermo switch
0V sensor
GND
SP-14V · 4 pins
SP-GND · 9 pins
SP-0V · 7 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.
47 / 47 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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