100%
Stock ECU being replaced
SHADOW8-B-7 Injector cylinder 6
SHADOW8-B-22 Aux output 9
SHADOW8-B-23 Aux output 10
SHADOW8-B-24 Aux output 11
5 no data
SHADOW8-B-25 Aux output 12
7–8 no data
SHADOW8-A-26 Digital input 1
11 no data
SHADOW8-B-8 Injector cylinder 7
14 no data
SHADOW8-B-10 Aux output 1
SHADOW8-B-11 Aux output 2
SHADOW8-B-12 Aux output 3
SHADOW8-B-9 Injector cylinder 8
SHADOW8-B-13 Aux output 4
22 no data
SHADOW8-A-12 Analog voltage 3
SHADOW8-A-28 Digital input 3
SHADOW8-A-29 Digital input 4
SHADOW8-A-30 Digital input 5
SHADOW8-B-14 Aux output 5
SHADOW8-A-20 Analog voltage 8 (switchable 1k pull-up)
SHADOW8-A-21 Analog voltage 9 (switchable 1k pull-up)
31 no data
SHADOW8-A-31 Digital input 6
OEM-A
Stock ECU being replaced
1Coolant temp gauge drive
2Air control valve solenoid
3Evap bypass solenoid
4Evap canister vent shut valve
5 no data
6Evap canister purge valve
7–8 no data
9Vehicle speed sensor
11 no data
12Immobilizer indicator light
14 no data
15Fuel pump relay (USDM)
16Fuel pump relay (JDM)
17A/C clutch relay
18Check engine light (MIL)
20Radiator fan relay
22 no data
23Secondary O2 sensor
24Starter switch signal
26Power steering load detect
27A/C switch (request)
28Air pump relay
29Fuel tank pressure sensor
30Electrical load detector
31 no data
32Brake switch
Power source 1 (main relay)
GND
SHADOW8-B-3 Injector cylinder 2
SHADOW8-B-4 Injector cylinder 3
SHADOW8-B-5 Injector cylinder 4
6–8 no data
Power source 2 (main relay)
GND
SHADOW8-B-2 Injector cylinder 1
SHADOW8-B-15 Aux output 6
13–19 no data
GND
Backup power (battery constant)
GND
SHADOW8-B-6 Injector cylinder 5
24–25 no data
OEM-B
Stock ECU being replaced
1Power source 1 (main relay)
2Power ground 1
3Injector 2
4Injector 3
5Injector 4
6–8 no data
9Power source 2 (main relay)
10Power ground 2
11Injector 1
12VTEC solenoid
13–19 no data
20Ground
21Backup power (battery constant)
22Ground
23Idle air control valve
24–25 no data
SHADOW8-B-16 Aux output 7
SHADOW8-B-27 Ignition TTL cylinder 1
SHADOW8-A-27 Digital input 2
6 no data
0V sensor
SHADOW8-A-5 Crank position sensor
SP-0V · 2 pins
SHADOW8-B-18 Digital input 7
SHADOW8-B-17 Aux output 8
SHADOW8-B-28 Ignition TTL cylinder 2
SHADOW8-B-29 Ignition TTL cylinder 3
SHADOW8-B-30 Ignition TTL cylinder 4
SHADOW8-A-13 Analog voltage 4
SHADOW8-A-14 Analog voltage 5
SHADOW8-A-10 Analog voltage 1
0V sensor
5V ref
SHADOW8-A-6 Sync position sensor
SP-0V · 2 pins
23 no data
SHADOW8-A-22 Analog voltage 10 (switchable 1k pull-up)
SHADOW8-A-19 Analog voltage 7 (switchable 1k pull-up)
SHADOW8-A-18 Analog voltage 6
SHADOW8-A-11 Analog voltage 2
0V sensor
0V sensor
OEM-C
Stock ECU being replaced
1Primary O2 heater
4Ignition coil 1
5Alternator FR signal
6 no data
7Sensor ground 1
8Crank sensor + (CKP+)
9Crank sensor − (CKP−)
10VTEC pressure switch
11Secondary O2 heater control
12Ignition coil 2
13Ignition coil 3
14Ignition coil 4
15Secondary O2 sensor
16Primary O2 sensor
17MAP sensor
18Sensor ground 2
19Sensor 5V supply 1 (MAP)
20Cam (TDC1) sensor +
21Cam (TDC1) sensor −
23 no data
24Air pump electric current sensor
25Intake air temp sensor
26Coolant temp sensor
27Throttle position sensor
30Cam (TDC2) sensor −
31Timing ground
1–16 no data
OEM-D
Stock ECU being replaced
1–16 no data
SHADOW8
SHADOW8-A
SHADOW8
1ECU supply
35.0V sensor supply
40V analog reference
5Crank position sensor
6Sync position sensor
7Trigger ground
9Ground 1
10Analog voltage 1
11Analog voltage 2
12Analog voltage 3
13Analog voltage 4
14Analog voltage 5
18Analog voltage 6
19Analog voltage 7 (switchable 1k pull-up)
20Analog voltage 8 (switchable 1k pull-up)
21Analog voltage 9 (switchable 1k pull-up)
22Analog voltage 10 (switchable 1k pull-up)
26Digital input 1
27Digital input 2
28Digital input 3
29Digital input 4
30Digital input 5
31Digital input 6
34Ground 2
ECU supply
5V ref
0V sensor
OEM-C-8 Crank sensor + (CKP+)
OEM-C-20 Cam (TDC1) sensor +
0V sensor
GND
OEM-C-17 MAP sensor
OEM-C-27 Throttle position sensor
OEM-A-23 Secondary O2 sensor
OEM-C-15 Secondary O2 sensor
OEM-C-16 Primary O2 sensor
OEM-C-26 Coolant temp sensor
OEM-C-25 Intake air temp sensor
OEM-A-29 Fuel tank pressure sensor
OEM-A-30 Electrical load detector
OEM-C-24 Air pump electric current sensor
OEM-A-9 Vehicle speed sensor
OEM-C-5 Alternator FR signal
OEM-A-24 Starter switch signal
OEM-A-26 Power steering load detect
OEM-A-27 A/C switch (request)
OEM-A-32 Brake switch
GND
SHADOW8-B
SHADOW8
1Battery constant (HOT) supply
2Injector cylinder 1
3Injector cylinder 2
4Injector cylinder 3
5Injector cylinder 4
6Injector cylinder 5
7Injector cylinder 6
8Injector cylinder 7
9Injector cylinder 8
10Aux output 1
11Aux output 2
12Aux output 3
13Aux output 4
14Aux output 5
15Aux output 6
16Aux output 7
17Aux output 8
18Digital input 7
22Aux output 9
23Aux output 10
24Aux output 11
25Aux output 12
26Aux 9–12 power supply
27Ignition TTL cylinder 1
28Ignition TTL cylinder 2
29Ignition TTL cylinder 3
30Ignition TTL cylinder 4
Battery constant (HOT) supply
OEM-B-11 Injector 1
OEM-B-3 Injector 2
OEM-B-4 Injector 3
OEM-B-5 Injector 4
OEM-B-23 Idle air control valve
OEM-A-1 Coolant temp gauge drive
OEM-A-12 Immobilizer indicator light
OEM-A-18 Check engine light (MIL)
OEM-A-15 Fuel pump relay (USDM)
OEM-A-16 Fuel pump relay (JDM)
OEM-A-17 A/C clutch relay
OEM-A-20 Radiator fan relay
OEM-A-28 Air pump relay
OEM-B-12 VTEC solenoid
OEM-C-1 Primary O2 heater
OEM-C-11 Secondary O2 heater control
OEM-C-10 VTEC pressure switch
OEM-A-2 Air control valve solenoid
OEM-A-3 Evap bypass solenoid
OEM-A-4 Evap canister vent shut valve
OEM-A-6 Evap canister purge valve
Aux 9–12 power supply
OEM-C-4 Ignition coil 1
OEM-C-12 Ignition coil 2
OEM-C-13 Ignition coil 3
OEM-C-14 Ignition coil 4
SP-14V · 5 pins
SP-GND · 7 pins
SP-0V · 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.