100%

Stock ECU being replaced

KV8-C-29 Digital in 3

KV8-C-8 Analog in 7

0V sensor

KV8-C-14 Analog in 13

KV8-B-15 Aux 6

Ignition 1 voltage (key hot)

0V sensor

KV8-C-15 Analog in 14

KV8-C-4 Analog in 3

0V sensor

KV8-C-6 Analog in 5

5V ref

KV8-C-13 Analog in 12

0V sensor

KV8-C-2 Analog in 1

Ignition 1 voltage (key hot)

0V sensor

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

KV8-B-16 Aux 7

KV8-B-17 Aux 8

5V ref

KV8-B-10 Aux 1

KV8-B-14 Aux 5

KV8-B-24 Aux 15

KV8-B-11 Aux 2

KV8-A-10 Lambda 1 heater −

KV8-A-11 Lambda 2 heater −

KV8-B-25 Aux 16

KV8-C-9 Analog in 8

KV8-C-27 Digital in 1

KV8-C-28 Digital in 2

GND

OEM-X1

Stock ECU being replaced

9Brake switch signal

10HO2S signal, bank 1 sensor 2 (post-cat)

11HO2S low reference, bank 1 sensor 2

12A/C refrigerant pressure signal

17High speed cooling fan relay

19Ignition 1 voltage (key hot)

23APP sensor low reference

24Fuel tank pressure signal

29Accelerator pedal position (APP) sensor 1 signal

30APP sensor low reference

32Accelerator pedal position (APP) sensor 2 signal

335V reference (fuel tank pressure)

345V reference (A/C pressure)

365V reference (APP sensor)

37Intake air temperature (IAT) signal

38Intake air temperature (IAT) low reference

41Mass air flow (MAF) signal

47Ignition 1 voltage (key hot)

49HO2S low reference, bank 2 sensor 2

50Fuel pump relay control (primary)

51Fuel pump relay control (secondary)

52Starter enable relay control

565V reference (APP sensor)

58Low speed cooling fan relay

59Powertrain relay coil control (main relay)

61EVAP canister vent solenoid

63A/C compressor clutch relay

64HO2S heater low control, bank 2 sensor 2

65HO2S heater low control, bank 1 sensor 2

68Malfunction indicator lamp (MIL)

69HO2S signal, bank 2 sensor 2 (post-cat)

71VSS high signal (manual trans)

72VSS low signal (manual trans)

73Power ground

5V ref

KV8-B-19 Aux 10

KV8-B-18 Aux 9

KV8-B-22 Aux 13

KV8-B-20 Aux 11

KV8-B-23 Aux 14

KV8-B-12 Aux 3

KV8-B-13 Aux 4

KV8-B-21 Aux 12

KV8-B-8 Injection 8

KV8-B-5 Injection 5

KV8-B-6 Injection 6

KV8-B-1 Injection 1

KV8-C-12 Analog in 11

0V sensor

KV8-D-11 Knock 1 +

KV8-D-17 Knock 2 +

KV8-C-30 Digital in 4

0V sensor

KV8-B-2 Injection 2

KV8-B-3 Injection 3

KV8-B-4 Injection 4

KV8-B-7 Injection 7

5V ref

KV8-C-16 Analog in 15

0V sensor

KV8-C-10 Analog in 9

KV8-C-3 Analog in 2

KV8-C-11 Analog in 10

0V sensor

KV8-C-7 Analog in 6

KV8-D-6 Sync sensor +

KV8-C-5 Analog in 4

0V sensor

KV8-D-4 Crank index sensor +

0V sensor

KV8-B-26 Ignition 1

KV8-B-33 Ignition 8

KV8-B-32 Ignition 7

KV8-B-27 Ignition 2

KV8-B-31 Ignition 6

KV8-B-30 Ignition 5

KV8-B-29 Ignition 4

KV8-B-28 Ignition 3

GND

OEM-X2

Stock ECU being replaced

25V reference (crankshaft sensor)

35V reference (throttle body)

5Throttle actuator motor control 2

6Throttle actuator motor control 1

9Cylinder shutoff solenoid 3 (AFM)

10Cylinder shutoff solenoid 1 (AFM)

11Cylinder shutoff solenoid 4 (AFM)

12HO2S heater low control, bank 1 sensor 1

13HO2S heater low control, bank 2 sensor 1

14Cylinder shutoff solenoid 2 (AFM)

17Injector 8

18Injector 5

19Injector 6

20Injector 1

21Engine coolant temperature (ECT) signal

22ECT low reference

26Knock sensor 1 signal A

27Knock sensor 1 signal B

33Oil level switch signal

34Oil pressure low reference

35Throttle body low reference

37Injector 2

38Injector 3

39Injector 4

40Injector 7

415V reference (oil pressure)

435V reference (MAP)

445V reference (camshaft sensor)

50Engine oil pressure signal

52Camshaft actuator low reference

53MAP low reference

56HO2S low reference, bank 1 sensor 1

57HO2S signal, bank 1 sensor 1 (pre-cat)

58Manifold absolute pressure (MAP) signal

59HO2S signal, bank 2 sensor 1 (pre-cat)

60HO2S low reference, bank 2 sensor 1

63Throttle position sensor 2 signal

64Camshaft position signal (4x)

65Throttle position sensor 1 signal

66Camshaft position low reference

68Crankshaft position signal (58x)

69Crankshaft position low reference

70Ignition coil 1 control

71Ignition coil 8 control

72Ignition coil 7 control

73Ignition coil 2 control

74Ignition coil 6 control

75Ignition coil 5 control

76Ignition coil 4 control

77Ignition coil 3 control

78Coil low reference (odd bank)

79Coil low reference (even bank)

KV8

KV8-A

KV8

10Lambda 1 heater −

11Lambda 2 heater −

OEM-X1-64 HO2S heater low control, bank 2 sensor 2

OEM-X1-65 HO2S heater low control, bank 1 sensor 2

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

21Aux 12

22Aux 13

23Aux 14

24Aux 15

25Aux 16

26Ignition 1

27Ignition 2

28Ignition 3

29Ignition 4

30Ignition 5

31Ignition 6

32Ignition 7

33Ignition 8

34ECU ground

OEM-X2-20 Injector 1

OEM-X2-37 Injector 2

OEM-X2-38 Injector 3

OEM-X2-39 Injector 4

OEM-X2-18 Injector 5

OEM-X2-19 Injector 6

OEM-X2-40 Injector 7

OEM-X2-17 Injector 8

GND

OEM-X1-58 Low speed cooling fan relay

OEM-X1-63 A/C compressor clutch relay

OEM-X2-12 HO2S heater low control, bank 1 sensor 1

OEM-X2-13 HO2S heater low control, bank 2 sensor 1

OEM-X1-59 Powertrain relay coil control (main relay)

OEM-X1-17 High speed cooling fan relay

OEM-X1-51 Fuel pump relay control (secondary)

OEM-X1-52 Starter enable relay control

OEM-X2-6 Throttle actuator motor control 1

OEM-X2-5 Throttle actuator motor control 2

OEM-X2-10 Cylinder shutoff solenoid 1 (AFM)

OEM-X2-14 Cylinder shutoff solenoid 2 (AFM)

OEM-X2-9 Cylinder shutoff solenoid 3 (AFM)

OEM-X2-11 Cylinder shutoff solenoid 4 (AFM)

OEM-X1-61 EVAP canister vent solenoid

OEM-X1-68 Malfunction indicator lamp (MIL)

OEM-X2-70 Ignition coil 1 control

OEM-X2-73 Ignition coil 2 control

OEM-X2-77 Ignition coil 3 control

OEM-X2-76 Ignition coil 4 control

OEM-X2-75 Ignition coil 5 control

OEM-X2-74 Ignition coil 6 control

OEM-X2-72 Ignition coil 7 control

OEM-X2-71 Ignition coil 8 control

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

15Analog in 14

16Analog in 15

17Analog sensor 0V reference

25Analog sensor 0V reference

26ECU ground

27Digital in 1

28Digital in 2

29Digital in 3

30Digital in 4

GND

OEM-X1-41 Mass air flow (MAF) signal

OEM-X2-58 Manifold absolute pressure (MAP) signal

OEM-X1-29 Accelerator pedal position (APP) sensor 1 signal

OEM-X2-65 Throttle position sensor 1 signal

OEM-X1-32 Accelerator pedal position (APP) sensor 2 signal

OEM-X2-63 Throttle position sensor 2 signal

OEM-X1-10 HO2S signal, bank 1 sensor 2 (post-cat)

OEM-X1-69 HO2S signal, bank 2 sensor 2 (post-cat)

OEM-X2-57 HO2S signal, bank 1 sensor 1 (pre-cat)

OEM-X2-59 HO2S signal, bank 2 sensor 1 (pre-cat)

OEM-X2-21 Engine coolant temperature (ECT) signal

OEM-X1-37 Intake air temperature (IAT) signal

OEM-X1-12 A/C refrigerant pressure signal

OEM-X1-24 Fuel tank pressure signal

OEM-X2-50 Engine oil pressure signal

0V sensor

GND

OEM-X1-71 VSS high signal (manual trans)

OEM-X1-72 VSS low signal (manual trans)

OEM-X1-9 Brake switch signal

OEM-X2-33 Oil level switch signal

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 +

17Knock 2 +

20Aux 9–12 14V supply

21Sensor supply Vref1 5.0V

ECU 14V supply

Aux 13–16 14V supply

OEM-X2-68 Crankshaft position signal (58x)

SP-0V · 14 pins

OEM-X2-64 Camshaft position signal (4x)

SP-0V · 14 pins

OEM-X1-50 Fuel pump relay control (primary)

OEM-X2-26 Knock sensor 1 signal A

OEM-X2-27 Knock sensor 1 signal B

Aux 9–12 14V supply

5V ref

SP-5V1 · 11 pins

SP-14V · 6 pins

SP-0V · 19 pins

SP-GND · 8 pins