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
SL8-A-1 Injection channel 1
SL8-A-5 Injection channel 5
SL8-A-4 Injection channel 4
SL8-A-14 Auxiliary output 5
SL8-B-3 EFI relay output (low side, 200 mA)
SL8-A-16 Auxiliary output 7
SL8-A-15 Auxiliary output 6
5V ref
SL8-B-12 Analog input 2
SL8-B-11 Analog input 1
SL8-A-8 Injection channel 8
5V ref
PCM power feed (VPWR, fused)
0V sensor
SL8-B-13 Analog input 3
SL8-A-20 Digital input 1
SL8-A-6 Injection channel 6
5V ref
SL8-B-9 Shield (crank/sync/knock) (via SP-SHD)
0V sensor
SL8-B-22 Analog input 9 (switchable 1k pull-up)
SL8-B-23 Analog input 10 (switchable 1k pull-up)
SL8-A-3 Injection channel 3
SL8-B-14 Analog input 4
SL8-A-21 Digital input 2
0V sensor
0V sensor
SL8-B-16 Knock 1 +
0V sensor
SL8-B-7 Sync sensor +
SL8-A-22 Digital input 3
SL8-A-7 Injection channel 7
SL8-A-2 Injection channel 2
0V sensor
SL8-B-24 Knock 2 +
0V sensor
SL8-B-5 Crank index sensor +
OEM-C175E
Stock ECU being replaced
1Fuel injector driver 1 (INJ 1)
2Fuel injector driver 5 (INJ 5)
3Fuel injector driver 4 (INJ 4)
4Variable camshaft timing valve 2 (VCT2)
5Variable camshaft timing valve 1 (VCT1)
6Variable camshaft timing valve 4 (VCT4)
7Variable camshaft timing valve 3 (VCT3)
8Electronic throttle control reference (ETCREF)
9Throttle position 2 (TP2-PS)
10Throttle position 1 (TP1-NS)
16Fuel injector driver 8 (INJ 8)
17Buffered power supply sensors (VBPWR)
18PCM power feed (VPWR, fused)
23Electronic throttle control return (ETCRTN)
27Intake air temperature (IAT)
30Engine oil level switch (EOL)
31Fuel injector driver 6 (INJ 6)
34Voltage reference engine (VREF)
39Crankshaft sensor shield/drain
40VR sensor return (VRSRTN)
44Intake manifold monitor (IMM)
45Intake port deactivation valve position
46Fuel injector driver 3 (INJ 3)
47Cylinder head temperature (CHT)
48Oil pressure switch
49Signal return engine #2
52Knock sensor 1 bank 1 return (KS1−)
53Knock sensor 1 bank 1 signal (KS1+)
54VR sensor return (VRSRTN)
55Camshaft position bank 1 (CMP1)
57Oil pressure switch (MTX)
61Fuel injector driver 7 (INJ 7)
62Fuel injector driver 2 (INJ 2)
67Knock sensor 2 bank 1 return (KS2−)
68Knock sensor 2 bank 1 signal (KS2+)
69Crankshaft position return (CKP−)
70Crankshaft position (CKP+)
APP
APP-J
APP
GND1Pedal 1 low ref
GND2Pedal 2 low ref
SIG1Pedal position 1
SIG2Pedal position 2
VCC1Pedal 1 5V supply
VCC2Pedal 2 5V supply
0V sensor
0V sensor
SL8-B-15 Analog input 5
SL8-B-20 Analog input 7 (switchable 1k pull-up)
Pedal 1 5V supply
Pedal 2 5V supply
SL8
SL8-A
SL8
1Injection channel 1
2Injection channel 2
3Injection channel 3
4Injection channel 4
5Injection channel 5
6Injection channel 6
7Injection channel 7
8Injection channel 8
14Auxiliary output 5
15Auxiliary output 6
16Auxiliary output 7
18Auxiliary output 9
19Auxiliary output 10
20Digital input 1
21Digital input 2
22Digital input 3
34Aux 9–10 14V supply
OEM-C175E-1 Fuel injector driver 1 (INJ 1)
OEM-C175E-62 Fuel injector driver 2 (INJ 2)
OEM-C175E-46 Fuel injector driver 3 (INJ 3)
OEM-C175E-3 Fuel injector driver 4 (INJ 4)
OEM-C175E-2 Fuel injector driver 5 (INJ 5)
OEM-C175E-31 Fuel injector driver 6 (INJ 6)
OEM-C175E-61 Fuel injector driver 7 (INJ 7)
OEM-C175E-16 Fuel injector driver 8 (INJ 8)
OEM-C175E-4 Variable camshaft timing valve 2 (VCT2)
OEM-C175E-7 Variable camshaft timing valve 3 (VCT3)
OEM-C175E-6 Variable camshaft timing valve 4 (VCT4)
TB-J-M+ Throttle motor +
TB-J-M- Throttle motor −
OEM-C175E-30 Engine oil level switch (EOL)
OEM-C175E-48 Oil pressure switch
OEM-C175E-57 Oil pressure switch (MTX)
Aux 9–10 14V supply
SL8-B
SL8
1ECU 14V supply
2Sensor supply Vref1 5.0V
3EFI relay output (low side, 200 mA)
4Ignition switch input
5Crank index sensor +
6Crank index sensor −
7Sync sensor +
8Sync sensor −
9Shield (crank/sync/knock)
10Analog sensor 0V reference
11Analog input 1
12Analog input 2
13Analog input 3
14Analog input 4
15Analog input 5
16Knock 1 +
18ECU ground
19Analog input 6
20Analog input 7 (switchable 1k pull-up)
21Analog input 8 (switchable 1k pull-up)
22Analog input 9 (switchable 1k pull-up)
23Analog input 10 (switchable 1k pull-up)
24Knock 2 +
26ECU ground
29–30 no data
ECU 14V supply
5V ref
OEM-C175E-5 Variable camshaft timing valve 1 (VCT1)
NEW-KEYON
OEM-C175E-70 Crankshaft position (CKP+)
SP-0V · 10 pins
OEM-C175E-55 Camshaft position bank 1 (CMP1)
SP-0V · 10 pins
OEM-C175E-39 Crankshaft sensor shield/drain (via SP-SHD)
0V sensor
OEM-C175E-10 Throttle position 1 (TP1-NS)
OEM-C175E-9 Throttle position 2 (TP2-PS)
OEM-C175E-27 Intake air temperature (IAT)
OEM-C175E-47 Cylinder head temperature (CHT)
APP-J-SIG1 Pedal position 1
OEM-C175E-53 Knock sensor 1 bank 1 signal (KS1+)
GND
TB-J-TPS1 Throttle position 1
APP-J-SIG2 Pedal position 2
TB-J-TPS2 Throttle position 2
OEM-C175E-44 Intake manifold monitor (IMM)
OEM-C175E-45 Intake port deactivation valve position
OEM-C175E-68 Knock sensor 2 bank 1 signal (KS2+)
GND
29–30 no data
TB
TB-J
TB
M+Throttle motor +
M-Throttle motor −
GNDThrottle sensor ground
TPS1Throttle position 1
TPS2Throttle position 2
VCCThrottle 5V supply
SL8-A-18 Auxiliary output 9
SL8-A-19 Auxiliary output 10
0V sensor
SL8-B-19 Analog input 6
SL8-B-21 Analog input 8 (switchable 1k pull-up)
Throttle 5V supply
SP-5V1 · 8 pins
SP-14V · 4 pins
SP-0V · 14 pins
SP-SHD · 3 pins
◯New feed: NEW-KEYON
SP-GND · 3 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.
59 / 59 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
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