Pinswap: ECU harness builder

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Stock ECU being replaced

KV8-D-11 Knock 1 +

Ignition power 2

Ignition power 1

GND

KV8-D-6 Sync sensor +

KV8-D-4 Crank index sensor +

GND

11–12 no data

KV8-B-29 Ignition 4

KV8-B-28 Ignition 3

KV8-B-27 Ignition 2

KV8-B-26 Ignition 1

17 no data

KV8-C-27 Digital in 1

19 no data

5V ref

22 no data

0V sensor

KV8-C-6 Analog in 5

KV8-C-5 Analog in 4

27 no data

29 no data

KV8-C-2 Analog in 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

KV8-B-4 Injection 4

KV8-B-3 Injection 3

KV8-B-2 Injection 2

KV8-B-1 Injection 1

KV8-B-20 Aux 11

7 no data

KV8-C-7 Analog in 6

9 no data

KV8-C-28 Digital in 2

12 no data

KV8-C-14 Analog in 13

14 no data

KV8-B-6 Injection 6

16 no data

KV8-C-8 Analog in 7

KV8-B-16 Aux 7

KV8-B-15 Aux 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

KV8-C-29 Digital in 3

KV8-C-30 Digital in 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

KV8-C-11 Analog in 10

2 no data

GND

0V sensor

5V ref

6 no data

KV8-D-9 EFI relay output (low side, 200 mA)

KV8-D-15 Ignition switch input

10 no data

KV8-D-8 CAN 1 H

KV8-B-11 Aux 2

KV8-C-12 Analog in 11

KV8-C-13 Analog in 12

KV8-C-10 Analog in 9

KV8-B-10 Aux 1

KV8-B-12 Aux 3

KV8-B-17 Aux 8

KV8-C-9 Analog in 8

KV8-B-5 Injection 5

KV8-C-32 Digital in 6

23 no data

KV8-D-14 CAN 1 L

KV8-B-13 Aux 4

KV8-B-14 Aux 5

KV8-C-31 Digital in 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

KV8

KV8-A

KV8

KV8-B

KV8

1Injection 1

2Injection 2

3Injection 3

4Injection 4

5Injection 5

6Injection 6

9ECU ground

10Aux 1

11Aux 2

12Aux 3

13Aux 4

14Aux 5

15Aux 6

16Aux 7

17Aux 8

20Aux 11

22Aux 13

23Aux 14

26Ignition 1

27Ignition 2

28Ignition 3

29Ignition 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

TB-J-M+ Throttle motor +

TB-J-M- Throttle motor −

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

KV8-C

KV8

1ECU ground

2Analog in 1

3Analog in 2

4Analog in 3

5Analog in 4

6Analog in 5

7Analog in 6

8Analog in 7

9Analog in 8

10Analog in 9

11Analog in 10

12Analog in 11

13Analog in 12

14Analog in 13

17Analog sensor 0V reference

25Analog sensor 0V reference

26ECU ground

27Digital in 1

28Digital in 2

29Digital in 3

30Digital in 4

31Digital in 5

32Digital in 6

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-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

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

KV8-D

KV8

1ECU 14V supply

2Aux 13–16 14V supply

4Crank index sensor +

5Crank index sensor −

6Sync sensor +

7Sync sensor −

8CAN 1 H

9EFI relay output (low side, 200 mA)

11Knock 1 +

14CAN 1 L

15Ignition switch input

20Aux 9–12 14V supply

21Sensor supply Vref1 5.0V

22Sensor supply Vref2 5.0V

ECU 14V supply

Aux 13–16 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

Aux 9–12 14V supply

5V ref

TB-J

GNDThrottle sensor ground

M-Throttle motor −

M+Throttle motor +

TPS1Throttle position 1

TPS2Throttle position 2

VCCThrottle sensor 5V supply

0V sensor

KV8-B-23 Aux 14

KV8-B-22 Aux 13

KV8-C-3 Analog in 2

KV8-C-4 Analog in 3

Throttle sensor 5V supply

SP-GND · 10 pins

SP-14V · 6 pins

SP-0V · 9 pins

SP-5V · 5 pins