Not confident with automotive wiring? Have a professional harness builder or tuner do it, or check your work before first power-up. A wiring mistake can damage the ECU, the engine or the car, or start a fire.
100%
Stock ECU being replaced
MS3PROEVOHC-C-3 Digital out 2
MS3PROEVOHC-A-30 PWM out 3
MS3PROEVOHC-B-29 Digital switched in 3
MS3PROEVOHC-A-25 O2 in
MS3PROEVOHC-A-14 PWM / Idle Out 1
MS3PROEVOHC-A-23 Analog In 5
MS3PROEVOHC-A-1 High current out 1
OEM-E11
Stock ECU being replaced
7O2 sensor heater (bank unconfirmed)
8O2 sensor heater (bank unconfirmed)
17Starter signal (STA)
18O2 sensor signal (bank unconfirmed)
19VVT oil-control valve RH (OCR+)
27O2 sensor signal (bank unconfirmed)
28VVT oil-control valve RH (OCR−)
MS3PROEVOHC-A-2 High current out 2
OEM-E12
Stock ECU being replaced
12Throttle magnetic clutch + (CL+)
5V ref
MS3PROEVOHC-C-2 PWM out 4
MS3PROEVOHC-C-1 PWM out 5
MS3PROEVOHC-A-3 Injector out J
MS3PROEVOHC-A-4 Injector out I
MS3PROEVOHC-A-5 High current out 3
MS3PROEVOHC-A-22 Analog In 4
MS3PROEVOHC-A-19 Analog in 1
MS3PROEVOHC-A-12 Analog In 6
MS3PROEVOHC-A-17 Analog In 7
MS3PROEVOHC-A-9 TPS in
MS3PROEVOHC-A-11 CLT in
MS3PROEVOHC-B-28 Digital frequency in 1 (unconditioned)
MS3PROEVOHC-B-34 Digital Frequency in 1 (VR+)
GND
0V sensor
0V sensor
MS3PROEVOHC-A-21 Analog in 3
MS3PROEVOHC-A-20 Analog in 2
MS3PROEVOHC-A-10 MAT in
SP-0V · 8 pins
MS3PROEVOHC-B-35 Digital Frequency in 1 (VR−)
OEM-E13
Stock ECU being replaced
2+5V sensor reference (VC)
3O2 sensor heater (bank unconfirmed)
4O2 sensor heater (bank unconfirmed)
5Injector 1 (cyl 1)
6Injector 2 (cyl 2)
8Throttle magnetic clutch − (CL−)
9Accelerator pedal position 2 (VPA2)
10MAF signal (VG)
11O2 sensor signal (bank unconfirmed)
12O2 sensor signal (bank unconfirmed)
13Throttle position sensor 1 (VTA)
14Engine coolant temp (THW)
15VVT position sensor RH (VVR+)
16VVT position sensor LH (VVL+)
17ECU ground (E1)
18Sensor ground (E2)
19MAF ground (EVG)
20Throttle position sensor 2 (VTA2)
21Accelerator pedal position 1 (VPA)
22Intake air temp (THA)
23VVT position sensor RH (VVR−)
24VVT position sensor LH (VVL−)
MS3PROEVOHC-B-1 Injector out A
MS3PROEVOHC-B-10 Injector out F
MS3PROEVOHC-B-11 Injector out G
MS3PROEVOHC-B-12 Injector out H
MS3PROEVOHC-B-2 Injector out B
MS3PROEVOHC-B-4 Injector out C
MS3PROEVOHC-B-31 Stepper IAC out 1A
MS3PROEVOHC-B-30 Stepper IAC out 1B
MS3PROEVOHC-A-26 CMP+
MS3PROEVOHC-B-13 Spark out G
MS3PROEVOHC-B-14 Spark out E
MS3PROEVOHC-B-15 Spark out C
MS3PROEVOHC-B-16 Spark out H
MS3PROEVOHC-B-24 Spark out F
MS3PROEVOHC-B-25 Spark out B
MS3PROEVOHC-A-7 Knock In 2
MS3PROEVOHC-A-31 Knock in 1
MS3PROEVOHC-B-6 Injector out D
MS3PROEVOHC-C-4 Digital out 1
GND
MS3PROEVOHC-A-15 CKP−
MS3PROEVOHC-A-6 CKP+
MS3PROEVOHC-B-26 Spark out D
MS3PROEVOHC-B-27 Spark out A
MS3PROEVOHC-A-32 Digital switched in 1
MS3PROEVOHC-B-20 Digital switched in 2
MS3PROEVOHC-B-8 Injector out E
OEM-E14
Stock ECU being replaced
1Injector 3 (cyl 3)
2Injector 4 (cyl 4)
3Injector 5 (cyl 5)
4Injector 6 (cyl 6)
5Injector 7 (cyl 7)
6Injector 8 (cyl 8)
7Throttle motor − (M−)
8Throttle motor + (M+)
10Camshaft position sensor (G2)
11Ignition coil 1 (IGT1)
12Ignition coil 2 (IGT2)
13Ignition coil 3 (IGT3)
14Ignition coil 4 (IGT4)
15Ignition coil 5 (IGT5)
16Ignition coil 6 (IGT6)
17Knock sensor RH (KNKR)
18Knock sensor LH (KNKL)
19VVT oil-control valve LH (OCV−)
20VVT oil-control valve LH (OCV+)
21Power/injector ground (E01)
22Crank position sensor (NE−)
23Crank position sensor (NE+)
25Ignition coil 7 (IGT7)
26Ignition coil 8 (IGT8)
27Ignition confirmation 1 (IGF1)
28Ignition confirmation 2 (IGF2)
29ACIS induction VSV
MS3PROEVOHC-A-29 PWM out 2
ECM power feed (+BM)
ECM power (EFI relay +B1)
MS3PROEVOHC-B-19 Digital switched 12V in
MS3PROEVOHC-A-28 Fuel pump relay out
ECM power (EFI relay +B)
OEM-E15
Stock ECU being replaced
5Fuel pump relay control (FC)
7ECM power feed (+BM)
8ECM power (EFI relay +B1)
9Ignition switch (+12V)
10EFI main relay control (MREL)
16ECM power (EFI relay +B)
MS3PROEVOHC
MS3PROEVOHC-A
MS3PROEVOHC
1High current out 1
2High current out 2
3Injector out J
4Injector out I
5High current out 3
6CKP+
7Knock In 2
85V+ VREF out
9TPS in
10MAT in
11CLT in
12Analog In 6
13Logic Ground
14PWM / Idle Out 1
15CKP−
17Analog In 7
18Sensor return
19Analog in 1
20Analog in 2
21Analog in 3
22Analog In 4
23Analog In 5
25O2 in
26CMP+
27CMP−
28Fuel pump relay out
29PWM out 2
30PWM out 3
31Knock in 1
32Digital switched in 1
3512V+ switched power in
OEM-E11-28 VVT oil-control valve RH (OCR−)
OEM-E12-12 Throttle magnetic clutch + (CL+)
OEM-E13-5 Injector 1 (cyl 1)
OEM-E13-6 Injector 2 (cyl 2)
OEM-E13-8 Throttle magnetic clutch − (CL−)
OEM-E14-23 Crank position sensor (NE+)
OEM-E14-17 Knock sensor RH (KNKR)
5V ref
OEM-E13-13 Throttle position sensor 1 (VTA)
OEM-E13-22 Intake air temp (THA)
OEM-E13-14 Engine coolant temp (THW)
OEM-E13-11 O2 sensor signal (bank unconfirmed)
0V sensor
OEM-E11-19 VVT oil-control valve RH (OCR+)
OEM-E14-22 Crank position sensor (NE−)
OEM-E13-12 O2 sensor signal (bank unconfirmed)
0V sensor
OEM-E13-10 MAF signal (VG)
OEM-E13-21 Accelerator pedal position 1 (VPA)
OEM-E13-20 Throttle position sensor 2 (VTA2)
OEM-E13-9 Accelerator pedal position 2 (VPA2)
OEM-E11-27 O2 sensor signal (bank unconfirmed)
OEM-E11-18 O2 sensor signal (bank unconfirmed)
OEM-E14-10 Camshaft position sensor (G2)
SP-0V · 3 pins
OEM-E15-10 EFI main relay control (MREL)
OEM-E15-5 Fuel pump relay control (FC)
OEM-E11-8 O2 sensor heater (bank unconfirmed)
OEM-E14-18 Knock sensor LH (KNKL)
OEM-E14-27 Ignition confirmation 1 (IGF1)
12V+ switched power in
MS3PROEVOHC-B
MS3PROEVOHC
1Injector out A
2Injector out B
3Ground
4Injector out C
5Ground
6Injector out D
7Ground
8Injector out E
9Ground
10Injector out F
11Injector out G
12Injector out H
13Spark out G
14Spark out E
15Spark out C
16Spark out H
19Digital switched 12V in
20Digital switched in 2
24Spark out F
25Spark out B
26Spark out D
27Spark out A
28Digital frequency in 1 (unconditioned)
29Digital switched in 3
30Stepper IAC out 1B
31Stepper IAC out 1A
34Digital Frequency in 1 (VR+)
35Digital Frequency in 1 (VR−)
OEM-E14-1 Injector 3 (cyl 3)
OEM-E14-5 Injector 7 (cyl 7)
GND
OEM-E14-6 Injector 8 (cyl 8)
GND
OEM-E14-19 VVT oil-control valve LH (OCV−)
GND
OEM-E14-29 ACIS induction VSV
GND
OEM-E14-2 Injector 4 (cyl 4)
OEM-E14-3 Injector 5 (cyl 5)
OEM-E14-4 Injector 6 (cyl 6)
OEM-E14-11 Ignition coil 1 (IGT1)
OEM-E14-12 Ignition coil 2 (IGT2)
OEM-E14-13 Ignition coil 3 (IGT3)
OEM-E14-14 Ignition coil 4 (IGT4)
OEM-E15-9 Ignition switch (+12V)
OEM-E14-28 Ignition confirmation 2 (IGF2)
OEM-E14-15 Ignition coil 5 (IGT5)
OEM-E14-16 Ignition coil 6 (IGT6)
OEM-E14-25 Ignition coil 7 (IGT7)
OEM-E14-26 Ignition coil 8 (IGT8)
OEM-E13-15 VVT position sensor RH (VVR+)
OEM-E11-17 Starter signal (STA)
OEM-E14-8 Throttle motor + (M+)
OEM-E14-7 Throttle motor − (M−)
OEM-E13-16 VVT position sensor LH (VVL+)
OEM-E13-24 VVT position sensor LH (VVL−)
MS3PROEVOHC-C
MS3PROEVOHC
1PWM out 5
2PWM out 4
3Digital out 2
4Digital out 1
17Sensor return
18Sensor return
19Sensor return
20Sensor return
21Sensor return
OEM-E13-4 O2 sensor heater (bank unconfirmed)
OEM-E13-3 O2 sensor heater (bank unconfirmed)
OEM-E11-7 O2 sensor heater (bank unconfirmed)
OEM-E14-20 VVT oil-control valve LH (OCV+)
0V sensor
0V sensor
0V sensor
0V sensor
0V sensor
SP-GND · 7 pins
SP-0V · 12 pins
SP-14V · 5 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.
76 / 76 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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