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)
ME360-C1-37 LOW SIDE RELAY 11
ME360-C1-7 DIG_IN 2
ME360-C1-8 DIG_IN 3
ME360-C1-73 LOW SIDE 1
ME360-C1-42 LOW SIDE RELAY 12
ME360-C1-5 DIG_IN 4
ME360-C1-72 LOW SIDE RELAY 13
ME360-C1-12 LOW SIDE 2
ME360-C1-74 LOW SIDE 3
ME360-C1-16 LSU HEATER -VE
ME360-C1-62 DIG_IN 5
OEM-1
Stock ECU being replaced
BECU power +14V (main relay)
EMalfunction indicator lamp (MIL)
FBrake switch
GPower steering pressure switch
ICondenser fan relay
OAlternator control
PA/C request
QCharge lamp
RCooling fan relay
SA/C clutch relay
UFront O2 heater
VNeutral switch
ME360-C1-57 ANA TEMP 2
ME360-C1-18 ANA VOLT 4
ME360-C1-6 DIG_IN 1
ME360-C1-86 ANA TEMP 1
ME360-C1-53 KNOCK 1 SIGNAL
ME360-C1-22 CAM A VR+
5V ref
ME360-C1-80 CRANK VR+
ME360-C1-79 TACHOMETER
ME360-C1-26 ANA VOLT 1
ME360-C1-43 LOW SIDE RELAY 14
ME360-C1-13 LOW SIDE RELAY 15
ME360-C1-75 LOW SIDE RELAY 16
ME360-C1-40 LOW SIDE RELAY 17
OEM-2
Stock ECU being replaced
BIntake air temperature (IAT)
CFront O2 signal
DVehicle speed
ECoolant temperature (ECT)
FKnock sensor
HCam position (CMP)
I+5V sensor supply
JCrank position (CKP)
KTachometer output
LMass air flow (MAF)
MEGR valve
NEGR valve
OEGR valve
PEGR valve
GND
GND
GND
ME360-C1-56 ANA VOLT 2
0V sensor
ME360-C1-32 COIL 1
ME360-C1-31 COIL 2
ME360-C1-34 DIG_IN 6
ME360-C1-9 LOW SIDE RELAY 18
ISC valve +14V feed
ME360-C1-44 LOW SIDE 4
ME360-C1-39 LOW SIDE 6
ME360-C1-28 INJECTOR 5
ME360-C1-17 ANA VOLT 3
ME360-C1-58 INJECTOR 6
ME360-C1-69 LOW SIDE 5
ME360-C1-63 INJECTOR 1
ME360-C1-4 INJECTOR 2
ME360-C1-33 INJECTOR 3
ME360-C1-3 INJECTOR 4
OEM-3
Stock ECU being replaced
APower ground
BPower ground
CPower ground
EThrottle position (TPS)
FSignal ground
GIgnition 1 (coils 1+4, wasted spark)
HIgnition 2 (coils 2+3, wasted spark)
IClutch switch
LEvap purge solenoid
MISC valve +14V feed
NFuel pump relay
OISC valve low side
QVICS solenoid (intake butterflies)
SPressure sensor (Mazda: EGR boost sensor)
UCanister drain cut valve (CDCV)
VRear O2 heater
WInjector 1
XInjector 2
YInjector 3
ZInjector 4
ME360
ME360-C1
ME360
3INJECTOR 4
4INJECTOR 2
5DIG_IN 4
6DIG_IN 1
7DIG_IN 2
8DIG_IN 3
9LOW SIDE RELAY 18
10GROUND CHASSIS
12LOW SIDE 2
13LOW SIDE RELAY 15
15IGN +12V
16LSU HEATER -VE
17ANA VOLT 3
18ANA VOLT 4
22CAM A VR+
26ANA VOLT 1
28INJECTOR 5
31COIL 2
32COIL 1
33INJECTOR 3
34DIG_IN 6
37LOW SIDE RELAY 11
39LOW SIDE 6
40LOW SIDE RELAY 17
42LOW SIDE RELAY 12
43LOW SIDE RELAY 14
44LOW SIDE 4
455V REF
52SENSORS GROUND
53KNOCK 1 SIGNAL
56ANA VOLT 2
57ANA TEMP 2
58INJECTOR 6
61GROUND
62DIG_IN 5
63INJECTOR 1
64VBAT
69LOW SIDE 5
72LOW SIDE RELAY 13
73LOW SIDE 1
74LOW SIDE 3
75LOW SIDE RELAY 16
79TACHOMETER
80CRANK VR+
84Sensor Ground
86ANA TEMP 1
89GROUND
90GROUND
OEM-3-Z Injector 4
OEM-3-X Injector 2
OEM-1-P A/C request
OEM-2-D Vehicle speed
OEM-1-F Brake switch
OEM-1-G Power steering pressure switch
OEM-3-L Evap purge solenoid
GND
OEM-1-R Cooling fan relay
OEM-2-N EGR valve
IGN +12V
OEM-1-U Front O2 heater
OEM-3-S Pressure sensor (Mazda: EGR boost sensor)
OEM-2-C Front O2 signal
OEM-2-H Cam position (CMP)
OEM-2-L Mass air flow (MAF)
OEM-3-Q VICS solenoid (intake butterflies)
OEM-3-H Ignition 2 (coils 2+3, wasted spark)
OEM-3-G Ignition 1 (coils 1+4, wasted spark)
OEM-3-Y Injector 3
OEM-3-I Clutch switch
OEM-1-E Malfunction indicator lamp (MIL)
OEM-3-O ISC valve low side
OEM-2-P EGR valve
OEM-1-O Alternator control
OEM-2-M EGR valve
OEM-3-N Fuel pump relay
5V ref
0V sensor
OEM-2-F Knock sensor
OEM-3-E Throttle position (TPS)
OEM-2-B Intake air temperature (IAT)
OEM-3-U Canister drain cut valve (CDCV)
GND
OEM-1-V Neutral switch
OEM-3-W Injector 1
VBAT
OEM-3-V Rear O2 heater
OEM-1-Q Charge lamp
OEM-1-I Condenser fan relay
OEM-1-S A/C clutch relay
OEM-2-O EGR valve
OEM-2-K Tachometer output
OEM-2-J Crank position (CKP)
0V sensor
OEM-2-E Coolant temperature (ECT)
GND
GND
SP-14V · 5 pins
SP-GND · 8 pins
SP-0V · 4 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.
54 / 54 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
| Wire | From | To | Signal | Gauge | Colour | Stripe | Ident | Flags | |
|---|---|---|---|---|---|---|---|---|---|
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — |