100%
Stock ECU being replaced
KV12-D-11 Knock 1 +
Ignition power 2
Ignition power 1
GND
GND
KV12-D-6 Sync Sensor +
KV12-D-4 Crank Index Sensor +
GND
GND
11–12 no data
KV12-B-29 Ignition Channel 4
KV12-B-28 Ignition Channel 3
KV12-B-27 Ignition Channel 2
KV12-B-26 Ignition Channel 1
17 no data
KV12-C-27 Digital Input 1
19 no data
5V ref
5V ref
22 no data
0V sensor
0V sensor
27 no data
29 no data
KV12-C-2 Analog Input Channel 1
S2K-A
Stock ECU being replaced
1Knock sensor
2Ignition power 2
3Ignition power 1
4Power ground 2
5Power ground 1
6Cam position sensor (T2)
7Crank position sensor (T1)
8Logic ground 2
9Logic ground 1
11–12 no data
13Ignition coil 4
14Ignition coil 3
15Ignition coil 2
16Ignition coil 1
17 no data
18Vehicle speed sensor
19 no data
20Sensor voltage 2
21Sensor voltage 1
22 no data
23Sensor ground 2
24Sensor ground 1
27 no data
29 no data
30MAP sensor
1 no data
KV12-B-4 Injection Channel 4
KV12-B-3 Injection Channel 3
KV12-B-2 Injection Channel 2
KV12-B-1 Injection Channel 1
KV12-B-20 Auxiliary Output 11
7 no data
KV12-C-7 Analog Input Channel 6
9 no data
KV12-C-28 Digital Input 2
12 no data
KV12-C-14 Analog Input Channel 13
14 no data
KV12-B-6 Injection Channel 6
16 no data
KV12-C-8 Analog Input Channel 7
KV12-B-16 Auxiliary Output 7
KV12-B-15 Auxiliary Output 6
22–24 no data
S2K-B
Stock ECU being replaced
1 no data
2Injector 4
3Injector 3
4Injector 2
5Injector 1
6VTEC solenoid
7 no data
8Coolant temp sensor
9 no data
11VTEC oil pressure switch
12 no data
13Alternator FR signal
14 no data
15Engine mount control solenoid
16 no data
17Intake air temp sensor
18Alternator control
21Evap canister purge valve
22–24 no data
2–3 no data
5–6 no data
KV12-C-29 Digital Input 3
KV12-C-30 Digital Input 4
10–14 no data
16–17 no data
S2K-D
Stock ECU being replaced
2–3 no data
5–6 no data
8Brake pedal position switch
9Cruise clutch signal
10–14 no data
16–17 no data
KV12-C-11 Analog Input Channel 10
2 no data
GND
0V sensor
5V ref
6 no data
KV12-D-9 EFI Relay Output (Low Side 200mA)
KV12-D-15 Ignition Switch Input
10 no data
KV12-D-8 CAN 1H
KV12-B-11 Auxiliary Output 2
KV12-C-12 Analog Input Channel 11
KV12-C-13 Analog Input Channel 12
KV12-C-10 Analog Input Channel 9
KV12-B-10 Auxiliary Output 1
KV12-B-12 Auxiliary Output 3
KV12-B-17 Auxiliary Output 8
KV12-C-9 Analog Input Channel 8
KV12-B-5 Injection Channel 5
KV12-C-32 Digital Input 6
23 no data
KV12-D-14 CAN 1L
KV12-B-13 Auxiliary Output 4
KV12-B-14 Auxiliary Output 5
KV12-C-31 Digital Input 5
31 no data
S2K-E
Stock ECU being replaced
1Coolant temp sensor 2
2 no data
3Logic ground 3
4Sensor ground 3
5Sensor voltage 3
6 no data
7Main relay control
9Ignition signal
10 no data
11CAN H
12Radiator fan control
14Fuel tank pressure sensor
15Electrical load detector
16Power steering load detector
17Fuel pump relay
18A/C clutch relay
19Evap canister vent shut valve
20Secondary O2 sensor
21Secondary O2 heater
22Brake pedal switch
23 no data
24CAN L
25Engine speed pulse (tacho)
26Vehicle speed output
28A/C switch signal
31 no data
KV12
KV12-A
KV12
KV12-B
KV12
1Injection Channel 1
2Injection Channel 2
3Injection Channel 3
4Injection Channel 4
5Injection Channel 5
6Injection Channel 6
9ECU Ground
10Auxiliary Output 1
11Auxiliary Output 2
12Auxiliary Output 3
13Auxiliary Output 4
14Auxiliary Output 5
15Auxiliary Output 6
16Auxiliary Output 7
17Auxiliary Output 8
20Auxiliary Output 11
26Ignition Channel 1
27Ignition Channel 2
28Ignition Channel 3
29Ignition Channel 4
34ECU Ground
S2K-B-5 Injector 1
S2K-B-4 Injector 2
S2K-B-3 Injector 3
S2K-B-2 Injector 4
S2K-E-21 Secondary O2 heater
S2K-B-15 Engine mount control solenoid
GND
S2K-E-17 Fuel pump relay
S2K-E-12 Radiator fan control
S2K-E-18 A/C clutch relay
S2K-E-25 Engine speed pulse (tacho)
S2K-E-26 Vehicle speed output
S2K-B-21 Evap canister purge valve
S2K-B-18 Alternator control
S2K-E-19 Evap canister vent shut valve
S2K-B-6 VTEC solenoid
S2K-A-16 Ignition coil 1
S2K-A-15 Ignition coil 2
S2K-A-14 Ignition coil 3
S2K-A-13 Ignition coil 4
GND
KV12-C
KV12
1ECU Ground
2Analog Input Channel 1
3Analog Input Channel 2
7Analog Input Channel 6
8Analog Input Channel 7
9Analog Input Channel 8
10Analog Input Channel 9
11Analog Input Channel 10
12Analog Input Channel 11
13Analog Input Channel 12
14Analog Input Channel 13
17Analog Sensor 0V Reference
25Analog Sensor 0V Reference
26ECU Ground
27Digital Input 1
28Digital Input 2
29Digital Input 3
30Digital Input 4
31Digital Input 5
32Digital Input 6
GND
S2K-A-30 MAP sensor
TPS-J-SIG Throttle position signal
S2K-B-8 Coolant temp sensor
S2K-B-17 Intake air temp sensor
S2K-E-20 Secondary O2 sensor
S2K-E-16 Power steering load detector
S2K-E-1 Coolant temp sensor 2
S2K-E-14 Fuel tank pressure sensor
S2K-E-15 Electrical load detector
S2K-B-13 Alternator FR signal
0V sensor
0V sensor
GND
S2K-A-18 Vehicle speed sensor
S2K-B-11 VTEC oil pressure switch
S2K-D-8 Brake pedal position switch
S2K-D-9 Cruise clutch signal
S2K-E-28 A/C switch signal
S2K-E-22 Brake pedal switch
KV12-D
KV12
1ECU 14V Supply
4Crank Index Sensor +
5Crank Index Sensor -
6Sync Sensor +
7Sync Sensor -
8CAN 1H
9EFI Relay Output (Low Side 200mA)
11Knock 1 +
14CAN 1L
15Ignition Switch Input
20Auxiliary Output 9-12 14V Supply
21Sensor Supply Vref1: 5.0V
22Sensor Supply Vref2: 5.0V
ECU 14V Supply
S2K-A-7 Crank position sensor (T1)
SP-0V · 4 pins
S2K-A-6 Cam position sensor (T2)
SP-0V · 4 pins
S2K-E-11 CAN H
S2K-E-7 Main relay control
S2K-A-1 Knock sensor
S2K-E-24 CAN L
S2K-E-9 Ignition signal
Auxiliary Output 9-12 14V Supply
5V ref
5V ref
TPS
TPS-J
TPS
GNDSensor ground
SIGThrottle position signal
VCC5V supply in
0V sensor
KV12-C-3 Analog Input Channel 2
5V supply in
SP-GND · 11 pins
SP-14V · 5 pins
SP-0V · 9 pins
SP-5V · 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.