Pinswap: ECU harness builder

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Stock ECU being replaced

KV8-A-11 Lambda 2 heater −

Ignition power 2 (IGP2)

Ignition power 1 (IGP1)

GND

KV8-A-25 Lambda 1 pump cell (Ip)

KV8-D-4 Crank index sensor +

KV8-D-11 Knock 1 +

0V sensor

KV8-B-10 Aux 1

KV8-C-3 Analog in 2

KV8-A-18 Lambda 1 Nernst cell (Vs)

KV8-C-27 Digital in 1

KV8-C-2 Analog in 1

5V ref

KV8-A-16 Lambda 1 heater +

GND

KV8-D-6 Sync sensor +

KV8-B-29 Ignition 4

KV8-B-28 Ignition 3

KV8-B-27 Ignition 2

KV8-B-26 Ignition 1

OEM-A

Stock ECU being replaced

1A/F sensor heater control (AFSHTC)

2Ignition power 2 (IGP2)

3Ignition power 1 (IGP1)

4Power ground 2 (PG2)

5Power ground 1 (PG1)

6A/F sensor + (AFS+, wideband Ip)

7Crank position sensor (CKP)

9Knock sensor (KS)

10Sensor ground 2 (SG2)

11Sensor ground 1 (SG1)

12Idle air control valve (IACV)

15Throttle position sensor (TPS)

16A/F sensor - (AFS-, wideband Vs)

18Vehicle speed sensor (VSS, M/T)

19Manifold absolute pressure (MAP)

20Sensor 5V supply 2 (VCC2)

21Sensor 5V supply 1 (VCC1)

22A/F sensor heater supply (AFSHTC+)

23Logic ground 2 (LG2)

24Logic ground 1 (LG1)

25Camshaft position A (CMP A)

27Ignition coil 4 (IGPLS4)

28Ignition coil 3 (IGPLS3)

29Ignition coil 2 (IGPLS2)

30Ignition coil 1 (IGPLS1)

KV8-B-12 Aux 3

KV8-B-4 Injection 4

KV8-B-3 Injection 3

KV8-B-2 Injection 2

KV8-B-1 Injection 1

KV8-B-14 Aux 5

KV8-B-7 Injection 7

KV8-C-5 Analog in 4

KV8-C-29 Digital in 3

KV8-C-28 Digital in 2

KV8-C-7 Analog in 6

KV8-B-11 Aux 2

KV8-C-6 Analog in 5

KV8-B-13 Aux 4

KV8-B-5 Injection 5

KV8-B-6 Injection 6

OEM-B

Stock ECU being replaced

1VTC oil control solenoid (+)

2Injector 4 (INJ4)

3Injector 3 (INJ3)

4Injector 2 (INJ2)

5Injector 1 (INJ1)

6Radiator fan control (FANC)

7Reverse lockout solenoid (RVS, Type-S)

8Coolant temp sensor (ECT)

9VTEC oil pressure switch (VTPSW)

10Alternator L signal (ALTL)

13Alternator FR signal (ALTF)

15VTEC solenoid (VTS)

17Intake air temp sensor (IAT)

18Alternator control (ALTC)

21Evap canister purge valve (PCS)

23VTC oil control solenoid (-)

KV8-B-15 Aux 6

KV8-C-4 Analog in 3

GND

0V sensor

KV8-A-10 Lambda 1 heater −

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

KV8-B-17 Aux 8

KV8-D-15 Ignition switch input

KV8-C-8 Analog in 7

KV8-C-9 Analog in 8

KV8-C-30 Digital in 4

KV8-B-16 Aux 7

KV8-C-31 Digital in 5

KV8-B-8 Injection 8

KV8-C-32 Digital in 6

KV8-B-18 Aux 9

OEM-E

Stock ECU being replaced

1Immobilizer fuel pump relay (IMO FPR)

2Secondary heated O2 sensor (SHO2S)

3Logic ground 3 (LG3)

4Sensor ground 3 (SG3)

6Secondary O2 heater control (SO2SHTC)

7Main relay control (MRLY)

8A/F sensor heater relay control (AFSHTCR)

9Ignition switch signal (IG1)

14Fuel tank pressure sensor (FTP)

15Electrical load detector (ELD)

16Power steering pressure switch (PSPSW)

18A/C clutch relay (ACC)

20Brake switch / interlock (2WBS)

21Evap vent shut valve (VSV)

22Brake switch (BKSW)

31Malfunction indicator lamp (MIL)

KV8

KV8-A

KV8

10Lambda 1 heater −

11Lambda 2 heater −

16Lambda 1 heater +

18Lambda 1 Nernst cell (Vs)

25Lambda 1 pump cell (Ip)

OEM-E-6 Secondary O2 heater control (SO2SHTC)

OEM-A-1 A/F sensor heater control (AFSHTC)

OEM-A-22 A/F sensor heater supply (AFSHTC+)

OEM-A-16 A/F sensor - (AFS-, wideband Vs)

OEM-A-6 A/F sensor + (AFS+, wideband Ip)

KV8-B

KV8

1Injection 1

2Injection 2

3Injection 3

4Injection 4

5Injection 5

6Injection 6

7Injection 7

8Injection 8

9ECU ground

10Aux 1

11Aux 2

12Aux 3

13Aux 4

14Aux 5

15Aux 6

16Aux 7

17Aux 8

18Aux 9

26Ignition 1

27Ignition 2

28Ignition 3

29Ignition 4

34ECU ground

OEM-B-5 Injector 1 (INJ1)

OEM-B-4 Injector 2 (INJ2)

OEM-B-3 Injector 3 (INJ3)

OEM-B-2 Injector 4 (INJ4)

OEM-B-21 Evap canister purge valve (PCS)

OEM-B-23 VTC oil control solenoid (-)

OEM-B-7 Reverse lockout solenoid (RVS, Type-S)

OEM-E-21 Evap vent shut valve (VSV)

GND

OEM-A-12 Idle air control valve (IACV)

OEM-B-15 VTEC solenoid (VTS)

OEM-B-1 VTC oil control solenoid (+)

OEM-B-18 Alternator control (ALTC)

OEM-B-6 Radiator fan control (FANC)

OEM-E-1 Immobilizer fuel pump relay (IMO FPR)

OEM-E-18 A/C clutch relay (ACC)

OEM-E-8 A/F sensor heater relay control (AFSHTCR)

OEM-E-31 Malfunction indicator lamp (MIL)

OEM-A-30 Ignition coil 1 (IGPLS1)

OEM-A-29 Ignition coil 2 (IGPLS2)

OEM-A-28 Ignition coil 3 (IGPLS3)

OEM-A-27 Ignition coil 4 (IGPLS4)

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

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

OEM-A-19 Manifold absolute pressure (MAP)

OEM-A-15 Throttle position sensor (TPS)

OEM-E-2 Secondary heated O2 sensor (SHO2S)

OEM-B-8 Coolant temp sensor (ECT)

OEM-B-17 Intake air temp sensor (IAT)

OEM-B-13 Alternator FR signal (ALTF)

OEM-E-14 Fuel tank pressure sensor (FTP)

OEM-E-15 Electrical load detector (ELD)

0V sensor

GND

OEM-A-18 Vehicle speed sensor (VSS, M/T)

OEM-B-10 Alternator L signal (ALTL)

OEM-B-9 VTEC oil pressure switch (VTPSW)

OEM-E-16 Power steering pressure switch (PSPSW)

OEM-E-20 Brake switch / interlock (2WBS)

OEM-E-22 Brake switch (BKSW)

KV8-D

KV8

1ECU 14V supply

2Aux 13–16 14V supply

4Crank index sensor +

5Crank index sensor −

6Sync sensor +

7Sync sensor −

9EFI relay output (low side, 200 mA)

11Knock 1 +

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

OEM-A-7 Crank position sensor (CKP)

SP-0V · 3 pins

OEM-A-25 Camshaft position A (CMP A)

SP-0V · 3 pins

OEM-E-7 Main relay control (MRLY)

OEM-A-9 Knock sensor (KS)

OEM-E-9 Ignition switch signal (IG1)

Aux 9–12 14V supply

5V ref

SP-GND · 10 pins

SP-14V · 6 pins

SP-0V · 8 pins