100%
Stock ECU being replaced
SH8-A-16 Knock 1 +
Ignition power 2
Ignition power 1
GND
GND
SH8-A-6 Sync position sensor
SH8-A-5 Crank position sensor
GND
GND
11–12 no data
SH8-B-30 Ignition TTL cylinder 4
SH8-B-29 Ignition TTL cylinder 3
SH8-B-28 Ignition TTL cylinder 2
SH8-B-27 Ignition TTL cylinder 1
17 no data
SH8-A-26 Digital input 1
19 no data
5V ref
5V ref
22 no data
0V sensor
0V sensor
SH8-A-14 Analog voltage 5
SH8-A-13 Analog voltage 4
27 no data
29 no data
SH8-A-10 Analog voltage 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
25Accelerator pedal position B
26Accelerator pedal position A
27 no data
29 no data
30MAP sensor
1 no data
SH8-B-5 Injector cylinder 4
SH8-B-4 Injector cylinder 3
SH8-B-3 Injector cylinder 2
SH8-B-2 Injector cylinder 1
SH8-B-14 Aux output 5
7 no data
SH8-A-19 Analog voltage 7 (switchable 1k pull-up)
9 no data
SH8-A-27 Digital input 2
12 no data
14 no data
16 no data
SH8-A-20 Analog voltage 8 (switchable 1k pull-up)
SH8-B-25 Aux output 12
SH8-B-17 Aux output 8
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
14 no data
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
SH8-A-28 Digital input 3
SH8-A-29 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
2 no data
GND
0V sensor
5V ref
6 no data
SH8-B-24 Aux output 11
SH8-B-21 Digital input 10 / ignition switch
10 no data
SH8-A-15 CAN bus 1 high
SH8-B-11 Aux output 2
SH8-A-18 Analog voltage 6
SH8-B-10 Aux output 1
SH8-B-13 Aux output 4
SH8-B-7 Injector cylinder 6
SH8-A-21 Analog voltage 9 (switchable 1k pull-up)
SH8-B-6 Injector cylinder 5
23 no data
SH8-A-23 CAN bus 1 low
SH8-B-15 Aux output 6
SH8-B-16 Aux output 7
SH8-A-30 Digital input 5
31 no data
S2K-E
Stock ECU being replaced
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
16Power steering load detector
17Fuel pump relay
18A/C clutch relay
19Evap canister vent shut valve
20Secondary O2 sensor
21Secondary O2 heater
23 no data
24CAN L
25Engine speed pulse (tacho)
26Vehicle speed output
28A/C switch signal
31 no data
SH8
SH8-A
SH8
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
15CAN bus 1 high
16Knock 1 +
18Analog voltage 6
19Analog voltage 7 (switchable 1k pull-up)
20Analog voltage 8 (switchable 1k pull-up)
21Analog voltage 9 (switchable 1k pull-up)
23CAN bus 1 low
26Digital input 1
27Digital input 2
28Digital input 3
29Digital input 4
30Digital input 5
34Ground 2
ECU supply
5V ref
0V sensor
S2K-A-7 Crank position sensor (T1)
S2K-A-6 Cam position sensor (T2)
0V sensor
GND
S2K-A-30 MAP sensor
TB-J-TPS1 Throttle position 1
TB-J-TPS2 Throttle position 2
S2K-A-26 Accelerator pedal position A
S2K-A-25 Accelerator pedal position B
S2K-E-11 CAN H
S2K-A-1 Knock sensor
S2K-E-16 Power steering load detector
S2K-B-8 Coolant temp sensor
S2K-B-17 Intake air temp sensor
S2K-E-20 Secondary O2 sensor
S2K-E-24 CAN L
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
GND
SH8-B
SH8
1Battery constant (HOT) supply
2Injector cylinder 1
3Injector cylinder 2
4Injector cylinder 3
5Injector cylinder 4
6Injector cylinder 5
7Injector cylinder 6
10Aux output 1
11Aux output 2
13Aux output 4
14Aux output 5
15Aux output 6
16Aux output 7
17Aux output 8
21Digital input 10 / ignition switch
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
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-E-19 Evap canister vent shut valve
S2K-E-17 Fuel pump relay
S2K-E-12 Radiator fan control
S2K-E-18 A/C clutch relay
S2K-B-6 VTEC solenoid
S2K-E-25 Engine speed pulse (tacho)
S2K-E-26 Vehicle speed output
S2K-B-21 Evap canister purge valve
S2K-E-9 Ignition signal
TB-J-M+ Throttle motor +
TB-J-M- Throttle motor −
S2K-E-7 Main relay control
S2K-B-18 Alternator control
Aux 9–12 power supply
S2K-A-16 Ignition coil 1
S2K-A-15 Ignition coil 2
S2K-A-14 Ignition coil 3
S2K-A-13 Ignition coil 4
TB
TB-J
TB
GNDThrottle sensor ground
M-Throttle motor −
M+Throttle motor +
TPS1Throttle position 1
TPS2Throttle position 2
VCCThrottle sensor 5V supply
0V sensor
SH8-B-23 Aux output 10
SH8-B-22 Aux output 9
SH8-A-11 Analog voltage 2
SH8-A-12 Analog voltage 3
Throttle sensor 5V supply
SP-14V · 5 pins
SP-GND · 8 pins
SP-0V · 7 pins
◯New feed: NEW-BATT
SP-5V · 6 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.