100%
Stock ECU being replaced
SL8-A-22 Digital input 3
SL8-A-23 Digital input 4
SL8-A-17 Auxiliary output 8
SL8-A-10 Auxiliary output 1
OEM-5
Stock ECU being replaced
F2Front VTEC pressure switch
F4Rear VTEC pressure switch
F5Front VTEC solenoid valve
F7Rear VTEC solenoid valve
SL8-A-1 Injection channel 1
SL8-A-4 Injection channel 4
SL8-A-2 Injection channel 2
SL8-A-5 Injection channel 5
SL8-A-3 Injection channel 3
SL8-A-6 Injection channel 6
SL8-A-16 Auxiliary output 7
SL8-B-3 EFI relay output (low side, 200 mA)
SL8-A-19 Auxiliary output 10
SL8-A-11 Auxiliary output 2
SL8-A-13 Auxiliary output 4
SL8-A-12 Auxiliary output 3
SL8-A-7 Injection channel 7
SL8-A-8 Injection channel 8
SL8-A-14 Auxiliary output 5
SL8-A-15 Auxiliary output 6
SL8-A-18 Auxiliary output 9
SL8-A-26 Ignition channel 1
SL8-A-27 Ignition channel 2
GND
GND
ECU power (IGP1)
0V sensor
OEM-A
Stock ECU being replaced
1Injector 1
2Injector 4
3Injector 2
4Injector 5
5Injector 3
6Injector 6
7Main relay
8Fuel pump relay 2 (FLR2)
9Idle air control valve (IACV)
10Front O2 sensor heater (HTCNTF)
11EGR control solenoid
12Rear O2 sensor heater (HTCNTR)
13Check engine light (WARN)
14Chamber volume control solenoid (BPS)
15A/C clutch relay (ACC)
18Radiator fan control (FANCNTR)
20EVAP purge cut-off solenoid (PGS)
21Ignition coil 1
22Ignition coil 2
23Power ground (PG1)
24Power ground (PG2)
25ECU power (IGP1)
26Sensor ground (LG1)
GND
SL8-A-31 Ignition channel 6
SL8-A-30 Ignition channel 5
SL8-A-29 Ignition channel 4
SL8-A-24 Digital input 5
SL8-A-28 Ignition channel 3
0V sensor
SL8-B-7 Sync sensor +
0V sensor
0V sensor
SL8-B-5 Crank index sensor +
0V sensor
OEM-B
Stock ECU being replaced
2Chassis ground (LG2)
3Ignition coil 6
4Ignition coil 5
6Ignition coil 4
7Neutral switch (M/T) / gear position (A/T)
8Ignition coil 3
10CYL 2M — CYP sensor 2 return
11CYL 1P — CYP sensor 1 signal
12CYL 1M — CYP sensor 1 return
14CRNK 2M — TDC sensor return
15CRNK 1P — crank sensor signal
16CRNK 1M — crank sensor return
ECU power (IGP2)
SL8-A-20 Digital input 1
SL8-B-21 Analog input 8 (switchable 1k pull-up)
SL8-B-22 Analog input 9 (switchable 1k pull-up)
SL8-B-23 Analog input 10 (switchable 1k pull-up)
SL8-A-25 Digital input 6
OEM-C
Stock ECU being replaced
1ECU power (IGP2)
2Vehicle speed sensor (VSS)
3A/C switch (ACS)
5A/C pressure switch (PDSW)
7Clutch switch (M/T)
11Starter switch (STS)
SL8-B-24 Knock 2 +
SL8-B-16 Knock 1 +
SL8-A-21 Digital input 2
SL8-B-12 Analog input 2
SL8-B-20 Analog input 7 (switchable 1k pull-up)
SL8-B-15 Analog input 5
SL8-B-13 Analog input 3
SL8-B-19 Analog input 6
SL8-B-14 Analog input 4
SL8-B-11 Analog input 1
5V ref
5V ref
5V ref
0V sensor
0V sensor
OEM-D
Stock ECU being replaced
3Knock sensor — rear
4Knock sensor — front
9Alternator FR signal
11Throttle position sensor (TPS)
12EGR lift sensor (EGRL)
13Engine coolant temperature (ECT)
14Primary O2 sensor
15Intake air temperature (IAT)
16Secondary O2 sensor
17MAP sensor
18+5V sensor supply (VCC)
19+5V sensor supply (VCC)
20+5V sensor supply (VCC)
21Sensor ground (SG)
22Sensor ground (SG)
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
10Auxiliary output 1
11Auxiliary output 2
12Auxiliary output 3
13Auxiliary output 4
14Auxiliary output 5
15Auxiliary output 6
16Auxiliary output 7
17Auxiliary output 8
18Auxiliary output 9
19Auxiliary output 10
20Digital input 1
21Digital input 2
22Digital input 3
23Digital input 4
24Digital input 5
25Digital input 6
26Ignition channel 1
27Ignition channel 2
28Ignition channel 3
29Ignition channel 4
30Ignition channel 5
31Ignition channel 6
34Aux 9–10 14V supply
OEM-A-1 Injector 1
OEM-A-3 Injector 2
OEM-A-5 Injector 3
OEM-A-2 Injector 4
OEM-A-4 Injector 5
OEM-A-6 Injector 6
OEM-A-13 Check engine light (WARN)
OEM-A-14 Chamber volume control solenoid (BPS)
OEM-5-F7 Rear VTEC solenoid valve
OEM-A-10 Front O2 sensor heater (HTCNTF)
OEM-A-12 Rear O2 sensor heater (HTCNTR)
OEM-A-11 EGR control solenoid
OEM-A-15 A/C clutch relay (ACC)
OEM-A-18 Radiator fan control (FANCNTR)
OEM-A-7 Main relay
OEM-5-F5 Front VTEC solenoid valve
OEM-A-20 EVAP purge cut-off solenoid (PGS)
OEM-A-9 Idle air control valve (IACV)
OEM-C-2 Vehicle speed sensor (VSS)
OEM-D-9 Alternator FR signal
OEM-5-F2 Front VTEC pressure switch
OEM-5-F4 Rear VTEC pressure switch
OEM-B-7 Neutral switch (M/T) / gear position (A/T)
OEM-C-11 Starter switch (STS)
OEM-A-21 Ignition coil 1
OEM-A-22 Ignition coil 2
OEM-B-8 Ignition coil 3
OEM-B-6 Ignition coil 4
OEM-B-4 Ignition coil 5
OEM-B-3 Ignition coil 6
Aux 9–10 14V supply
SL8-B
SL8
1ECU 14V supply
2Sensor supply Vref1 5.0V
3EFI relay output (low side, 200 mA)
5Crank index sensor +
6Crank index sensor −
7Sync sensor +
8Sync sensor −
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-A-8 Fuel pump relay 2 (FLR2)
OEM-B-15 CRNK 1P — crank sensor signal
SP-0V · 7 pins
OEM-B-11 CYL 1P — CYP sensor 1 signal
SP-0V · 7 pins
0V sensor
OEM-D-17 MAP sensor
OEM-D-11 Throttle position sensor (TPS)
OEM-D-14 Primary O2 sensor
OEM-D-16 Secondary O2 sensor
OEM-D-13 Engine coolant temperature (ECT)
OEM-D-4 Knock sensor — front
GND
OEM-D-15 Intake air temperature (IAT)
OEM-D-12 EGR lift sensor (EGRL)
OEM-C-3 A/C switch (ACS)
OEM-C-5 A/C pressure switch (PDSW)
OEM-C-7 Clutch switch (M/T)
OEM-D-3 Knock sensor — rear
GND
29–30 no data
SP-14V · 5 pins
SP-GND · 6 pins
SP-0V · 11 pins
SP-5V1 · 5 pins
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