Pinswap: ECU harness builder

100%

Stock ECU being replaced

ECU power +14V (main relay)

KV8-B-10 Aux 1

KV8-C-28 Digital in 2

KV8-C-29 Digital in 3

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

KV8-B-11 Aux 2

KV8-C-30 Digital in 4

KV8-B-12 Aux 3

KV8-B-14 Aux 5

KV8-B-15 Aux 6

KV8-A-10 Lambda 1 heater −

KV8-C-31 Digital in 5

OEM-1

Stock ECU being replaced

BECU power +14V (main relay)

EMalfunction indicator lamp (MIL)

FBrake switch

GPower steering pressure switch

ICondenser fan relay

OAlternator control

PA/C request

QCharge lamp

RCooling fan relay

SA/C clutch relay

UFront O2 heater

VNeutral switch

KV8-C-8 Analog in 7

KV8-C-7 Analog in 6

KV8-C-4 Analog in 3

KV8-C-27 Digital in 1

KV8-C-6 Analog in 5

KV8-D-11 Knock 1 +

KV8-D-6 Sync sensor +

5V ref

KV8-D-4 Crank index sensor +

KV8-C-2 Analog in 1

KV8-B-13 Aux 4

KV8-B-5 Injection 5

KV8-B-6 Injection 6

KV8-B-7 Injection 7

OEM-2

Stock ECU being replaced

AFuel tank pressure

BIntake air temperature (IAT)

CFront O2 signal

DVehicle speed

ECoolant temperature (ECT)

FKnock sensor

HCam position (CMP)

I+5V sensor supply

JCrank position (CKP)

LMass air flow (MAF)

MEGR valve

NEGR valve

OEGR valve

PEGR valve

GND

KV8-C-3 Analog in 2

0V sensor

KV8-B-26 Ignition 1

KV8-B-27 Ignition 2

KV8-C-32 Digital in 6

KV8-C-5 Analog in 4

KV8-C-9 Analog in 8

KV8-B-8 Injection 8

ISC valve +14V feed

KV8-B-16 Aux 7

KV8-B-17 Aux 8

KV8-B-18 Aux 9

KV8-C-10 Analog in 9

KV8-B-19 Aux 10

KV8-B-20 Aux 11

KV8-A-11 Lambda 2 heater −

KV8-B-1 Injection 1

KV8-B-2 Injection 2

KV8-B-3 Injection 3

KV8-B-4 Injection 4

OEM-3

Stock ECU being replaced

APower ground

BPower ground

CPower ground

EThrottle position (TPS)

FSignal ground

GIgnition 1 (coils 1+4, wasted spark)

HIgnition 2 (coils 2+3, wasted spark)

IClutch switch

JRear O2 signal

KFuel level

LEvap purge solenoid

MISC valve +14V feed

NFuel pump relay

OISC valve low side

QVICS solenoid (intake butterflies)

SEGR boost sensor

TEGR boost solenoid

UCanister drain cut valve (CDCV)

VRear O2 heater

WInjector 1

XInjector 2

YInjector 3

ZInjector 4

KV8

KV8-A

KV8

10Lambda 1 heater −

11Lambda 2 heater −

OEM-1-U Front O2 heater

OEM-3-V Rear O2 heater

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

19Aux 10

20Aux 11

26Ignition 1

27Ignition 2

34ECU ground

OEM-3-W Injector 1

OEM-3-X Injector 2

OEM-3-Y Injector 3

OEM-3-Z Injector 4

OEM-2-N EGR valve

OEM-2-O EGR valve

OEM-2-P EGR valve

OEM-3-L Evap purge solenoid

GND

OEM-1-E Malfunction indicator lamp (MIL)

OEM-1-O Alternator control

OEM-1-Q Charge lamp

OEM-2-M EGR valve

OEM-1-R Cooling fan relay

OEM-1-S A/C clutch relay

OEM-3-N Fuel pump relay

OEM-3-O ISC valve low side

OEM-3-Q VICS solenoid (intake butterflies)

OEM-3-T EGR boost solenoid

OEM-3-U Canister drain cut valve (CDCV)

OEM-3-G Ignition 1 (coils 1+4, wasted spark)

OEM-3-H Ignition 2 (coils 2+3, wasted spark)

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

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-2-L Mass air flow (MAF)

OEM-3-E Throttle position (TPS)

OEM-2-C Front O2 signal

OEM-3-J Rear O2 signal

OEM-2-E Coolant temperature (ECT)

OEM-2-B Intake air temperature (IAT)

OEM-2-A Fuel tank pressure

OEM-3-K Fuel level

OEM-3-S EGR boost sensor

0V sensor

GND

OEM-2-D Vehicle speed

OEM-1-F Brake switch

OEM-1-G Power steering pressure switch

OEM-1-P A/C request

OEM-1-V Neutral switch

OEM-3-I Clutch switch

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 +

20Aux 9–12 14V supply

21Sensor supply Vref1 5.0V

ECU 14V supply

Aux 13–16 14V supply

OEM-2-J Crank position (CKP)

OEM-3-F Signal ground (via SP-0V)

OEM-2-H Cam position (CMP)

OEM-3-F Signal ground (via SP-0V)

OEM-1-I Condenser fan relay

OEM-2-F Knock sensor

Aux 9–12 14V supply

5V ref

SP-GND · 8 pins

SP-14V · 6 pins

SP-0V · 6 pins