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
MAXXECUSTREE-C1-K1 INJ 1
MAXXECUSTREE-C1-B4 GPO 1
MAXXECUSTREE-C1-C4 GPO 2
MAXXECUSTREE-C1-K2 INJ 2
MAXXECUSTREE-C1-M1 INJ 3
MAXXECUSTREE-C1-M2 INJ 4
MAXXECUSTREE-C1-D4 GPO 3
L no data
MAXXECUSTREE-C1-A4 GPO 8/TACHO
MAXXECUSTREE-C1-M3 INJ 5
ISC valve +14V feed
OEM-2
Stock ECU being replaced
AInjector 1
BCooling fan relay
CCondenser fan relay
DInjector 2
GInjector 3
JInjector 4
KA/C clutch relay
L no data
MFuel pump relay
OFuel pump relay (non-immobiliser)
PISC valve +14V feed
GND
GND
E no data
MAXXECUSTREE-C1-A2 IGN 1
G no data
MAXXECUSTREE-C1-D1 WBO2 Heater-
MAXXECUSTREE-C1-A3 IGN 2
MAXXECUSTREE-C1-L3 INJ 6
L no data
N no data
R no data
MAXXECUSTREE-C1-K4 DIN 2
MAXXECUSTREE-C1-K3 DIN 1
MAXXECUSTREE-C1-H4 HOME
W–X no data
MAXXECUSTREE-C1-H3 TRIGGER
Z no data
OEM-3
Stock ECU being replaced
APower ground
BPower ground
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
L no data
N no data
R no data
SImmobiliser
TVehicle speed
VCam position (CMP)
W–X no data
YCrank position (CKP)
Z no data
GND
VVT oil-control solenoid +12V feed
G no data
K no data
5V ref
MAXXECUSTREE-C1-F2 IAT
0V sensor
MAXXECUSTREE-C1-F1 CLT
Q no data
U no data
MAXXECUSTREE-C1-G2 TPS/AIN
MAXXECUSTREE-C1-J3 AIN 3 (0-5V)
Y no data
AB no data
MAXXECUSTREE-C1-J4 AIN 4 (0-5V)
ECU power +14V (main relay)
OEM-4
Stock ECU being replaced
APower ground
DVVT oil-control solenoid +12V feed
G no data
K no data
L+5V sensor supply
NIntake air temperature (IAT)
OSignal ground
PCoolant temperature (ECT)
Q no data
U no data
VThrottle position (TPS)
XMass air flow (MAF)
Y no data
AB no data
AEPressure sensor (Mazda: EGR boost sensor)
AFECU power +14V (main relay)
MAXXECUSTREE
MAXXECUSTREE-C1
MAXXECUSTREE
A2IGN 1
A3IGN 2
A4GPO 8/TACHO
B4GPO 1
C4GPO 2
D1WBO2 Heater-
D4GPO 3
F1CLT
F2IAT
G1+5V sensor supply
G2TPS/AIN
H1Sensor GND
H2Trigger GND
H3TRIGGER
H4HOME
J3AIN 3 (0-5V)
J4AIN 4 (0-5V)
K1INJ 1
K2INJ 2
K3DIN 1
K4DIN 2
L3INJ 6
L4Engine GND
M1INJ 3
M2INJ 4
M3INJ 5
M4+12V ECU power supply
OEM-3-F Ignition 1 (coils 1+4, wasted spark)
OEM-3-I Ignition 2 (coils 2+3, wasted spark)
OEM-2-M Fuel pump relay
OEM-2-B Cooling fan relay
OEM-2-C Condenser fan relay
OEM-3-H Main relay
OEM-2-K A/C clutch relay
OEM-4-P Coolant temperature (ECT)
OEM-4-N Intake air temperature (IAT)
5V ref
OEM-4-V Throttle position (TPS)
0V sensor
0V sensor
OEM-3-Y Crank position (CKP)
OEM-3-V Cam position (CMP)
OEM-4-X Mass air flow (MAF)
OEM-4-AE Pressure sensor (Mazda: EGR boost sensor)
OEM-2-A Injector 1
OEM-2-D Injector 2
OEM-3-T Vehicle speed
OEM-3-S Immobiliser
OEM-3-J Front O2 heater
GND
OEM-2-G Injector 3
OEM-2-J Injector 4
OEM-2-O Fuel pump relay (non-immobiliser)
+12V ECU power supply
SP-0V · 4 pins
SP-GND · 5 pins
SP-14V · 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.
34 / 34 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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