100%
Stock ECU being replaced
MAXXECUSTREE-C1-B4 GPO 1
MAXXECUSTREE-C1-D4 GPO 3
MAXXECUSTREE-C1-M3 INJ 5
MAXXECUSTREE-C1-L3 INJ 6
MAXXECUSTREE-C1-M2 INJ 4
GND
MAXXECUSTREE-C1-J4 AIN 4 (0-5V)
GND
MAXXECUSTREE-C1-H3 TRIGGER
MAXXECUSTREE-C1-H4 HOME
MAXXECUSTREE-C1-B3 IGN 4
MAXXECUSTREE-C1-C3 IGN 6
MAXXECUSTREE-C1-C2 IGN 5
MAXXECUSTREE-C1-C4 GPO 2
0V sensor
MAXXECUSTREE-C1-A4 GPO 8/TACHO
MAXXECUSTREE-C1-M1 INJ 3
MAXXECUSTREE-C1-K2 INJ 2
MAXXECUSTREE-C1-K1 INJ 1
GND
MAXXECUSTREE-C1-D1 WBO2 Heater-
0V sensor
MAXXECUSTREE-C1-J3 AIN 3 (0-5V)
MAXXECUSTREE-C1-K3 DIN 1
0V sensor
0V sensor
MAXXECUSTREE-C1-E3 GND Shield (via SP-SHD)
MAXXECUSTREE-C1-A2 IGN 1
MAXXECUSTREE-C1-A3 IGN 2
MAXXECUSTREE-C1-B2 IGN 3
ECU power (+14V from main relay)
GND
5V ref
0V sensor
MAXXECUSTREE-C1-G2 TPS/AIN
MAXXECUSTREE-C1-J2 AIN 2 (Temperature)
MAXXECUSTREE-C1-J1 AIN 1 (temperature)
OEM-X
Stock ECU being replaced
1Fuel pump relay control
2Idle speed control valve (close winding)
3Injector cylinder 5
4Injector cylinder 6
5Injector cylinder 4
6Ground (injector output stages)
13O2 sensor signal
15Ground
16Crank position sensor (+)
17Camshaft position sensor (Hall)
23Ignition coil cylinder 4
24Ignition coil cylinder 6
25Ignition coil cylinder 5
27Main relay control
28Ground (electronics + sensor shielding)
29Idle speed control valve (open winding)
31Injector cylinder 3
32Injector cylinder 2
33Injector cylinder 1
34Ground (output stages)
38O2 sensor heater relay control
40O2 sensor signal ground
41Mass air flow (MAF) signal
42Vehicle speed signal
43Crank position sensor (-)
44Sensor ground (IAT/ECT/TPS)
45Shield ground
50Ignition coil cylinder 1
51Ignition coil cylinder 2
52Ignition coil cylinder 3
54ECU power (+14V from main relay)
55Ground (ignition)
59+5V sensor supply
71Knock sensor ground/shield
73Throttle position (TPS)
77Intake air temperature (IAT)
78Engine coolant temperature (ECT)
MAXXECUSTREE
MAXXECUSTREE-C1
MAXXECUSTREE
A2IGN 1
A3IGN 2
A4GPO 8/TACHO
B2IGN 3
B3IGN 4
B4GPO 1
C2IGN 5
C3IGN 6
C4GPO 2
D1WBO2 Heater-
D4GPO 3
E3GND Shield
G1+5V sensor supply
G2TPS/AIN
H1Sensor GND
H2Trigger GND
H3TRIGGER
H4HOME
J1AIN 1 (temperature)
J2AIN 2 (Temperature)
J3AIN 3 (0-5V)
J4AIN 4 (0-5V)
K1INJ 1
K2INJ 2
K3DIN 1
L3INJ 6
L4Engine GND
M1INJ 3
M2INJ 4
M3INJ 5
M4+12V ECU power supply
OEM-X-50 Ignition coil cylinder 1
OEM-X-51 Ignition coil cylinder 2
OEM-X-29 Idle speed control valve (open winding)
OEM-X-52 Ignition coil cylinder 3
OEM-X-23 Ignition coil cylinder 4
OEM-X-1 Fuel pump relay control
OEM-X-25 Ignition coil cylinder 5
OEM-X-24 Ignition coil cylinder 6
OEM-X-27 Main relay control
OEM-X-38 O2 sensor heater relay control
OEM-X-2 Idle speed control valve (close winding)
OEM-X-45 Shield ground (via SP-SHD)
5V ref
OEM-X-73 Throttle position (TPS)
0V sensor
0V sensor
OEM-X-16 Crank position sensor (+)
OEM-X-17 Camshaft position sensor (Hall)
OEM-X-78 Engine coolant temperature (ECT)
OEM-X-77 Intake air temperature (IAT)
OEM-X-41 Mass air flow (MAF) signal
OEM-X-13 O2 sensor signal
OEM-X-33 Injector cylinder 1
OEM-X-32 Injector cylinder 2
OEM-X-42 Vehicle speed signal
OEM-X-4 Injector cylinder 6
GND
OEM-X-31 Injector cylinder 3
OEM-X-5 Injector cylinder 4
OEM-X-3 Injector cylinder 5
+12V ECU power supply
SP-GND · 6 pins
SP-SHD · 3 pins
SP-0V · 8 pins
SP-14V · 3 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.