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RSX Type-S 2002-04 (K20A2) → MoTeC M150 13150 (auto)

RSX Type-S 2002-04 (K20A2) — MoTeC — M150
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-04

Revisions

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Schematic

M150-AM150-BM150-CM150-DOEM-AOEM-BOEM-ESP-0VSP-14VSP-GND

Connectors

M150-A

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Analogue Temperature Input 5————————
10Sensor 5.0V C1—W25—0.5OEM-A-20———
11Lambda Narrow Input 1—W58—0.5OEM-E-2———
12Lambda Narrow Input 2————————
13Knock Input 3————————
14Knock Input 4————————
15Digital Input 2—W66—0.5OEM-B-9———
16Digital Input 3—W67—0.5OEM-E-16———
17Digital Input 4—W68—0.5OEM-E-20———
18Sensor 5.0V C2—W26—0.5OEM-A-21———
19Sensor 5.0V B2—W27—0.5OEM-E-5———
2Analogue Temperature Input 6————————
20LIN Bus————————
21RS232 Receive————————
22RS232 Transmit————————
23Digital Input 1—W65—0.5OEM-B-10———
24Battery Negative 3—W11—0.85SP-GND-1———
25Battery Negative 4—W12—0.85SP-GND-1———
26Sensor 0V C1—W19—0.5SP-0V-1———
27Sensor 0V C2—W20—0.5SP-0V-1———
28CAN Bus 3 High————————
29CAN Bus 3 Low————————
3Analogue Voltage Input 15————————
30CAN Bus 2 High————————
31CAN Bus 2 Low————————
32Battery Negative 5—W13—0.85SP-GND-1———
33Sensor 0V B1—W21—0.5SP-0V-1———
34Sensor 0V A1—W22—0.5SP-0V-1———
4Analogue Voltage Input 16————————
5Analogue Voltage Input 17————————
6Low Side Ignition 9————————
7Low Side Ignition 10————————
8Low Side Ignition 11————————
9Low Side Ignition 12————————

M150-B

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Half Bridge Output 9————————
10Analogue Voltage Input 9————————
11Analogue Voltage Input 10————————
12Analogue Voltage Input 11————————
13Battery Positive—W3—0.85SP-14V-1———
14Low Side Injector 6—W43—0.5OEM-E-18———
15Low Side Injector 4—W41—0.5OEM-B-6———
16Analogue Voltage Input 12————————
17Analogue Voltage Input 13————————
18Analogue Voltage Input 14————————
19Battery Positive—W4—0.85SP-14V-1———
2Half Bridge Output 10————————
20Half Bridge Output 7————————
21Half Bridge Output 8————————
22Peak Hold Injector 9—W52—0.5OEM-B-23———
23Peak Hold Injector 10—W53—0.5OEM-B-7———
24Peak Hold Injector 11—W54—0.5OEM-E-21———
25Peak Hold Injector 12—W55—0.5OEM-E-31———
26Sensor 5.0V A————————
3Universal Digital Input 8————————
4Universal Digital Input 9————————
5Universal Digital Input 10————————
6Universal Digital Input 11————————
7Universal Digital Input 12————————
8Low Side Injector 5—W42—0.5OEM-E-1———
9Low Side Injector 3—W40—0.5OEM-E-7———

M150-C

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Half Bridge Output 2—W46—0.5OEM-A-1———
10Battery Negative 1—W14—0.85SP-GND-1———
11Battery Negative 2—W15—0.85SP-GND-1———
12Low Side Ignition 7————————
13Low Side Ignition 8————————
14Analogue Voltage Input 1—W56—0.5OEM-A-19———
15Analogue Voltage Input 2—W57—0.5OEM-A-15———
16Analogue Voltage Input 3—W61—0.5OEM-B-13———
17Analogue Voltage Input 4—W62—0.5OEM-E-14———
18Half Bridge Output 1—W45—0.5OEM-E-6———
19Peak Hold Injector 1—W36—0.5OEM-B-5———
2Sensor 5.0V A————————
20Peak Hold Injector 2—W38—0.5OEM-B-3———
21Peak Hold Injector 3—W44—0.5OEM-E-8———
22Peak Hold Injector 4—W47—0.5OEM-A-12———
23Low Side Injector 1—W37—0.5OEM-B-4———
24Low Side Injector 2—W39—0.5OEM-B-2———
25Analogue Voltage Input 5—W63—0.5OEM-E-15———
26Battery Positive—W5—0.85SP-14V-1———
27Peak Hold Injector 5—W48—0.5OEM-B-15———
28Peak Hold Injector 6—W49—0.5OEM-B-1———
29Peak Hold Injector 7—W50—0.5OEM-B-18———
3Low Side Ignition 1—W32—0.5OEM-A-30———
30Peak Hold Injector 8—W51—0.5OEM-B-21———
31Half Bridge Output 3————————
32Half Bridge Output 4————————
33Half Bridge Output 5————————
34Half Bridge Output 6————————
4Low Side Ignition 2—W33—0.5OEM-A-29———
5Low Side Ignition 3—W34—0.5OEM-A-28———
6Low Side Ignition 4—W35—0.5OEM-A-27———
7Low Side Ignition 5————————
8Low Side Ignition 6————————
9Sensor 5.0V B————————

M150-D

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Universal Digital Input 1—W28—0.5OEM-A-7———
10Universal Digital Input 5—W69—0.5OEM-E-22———
11Universal Digital Input 6————————
12Battery Backup————————
13Knock Input 2————————
14Universal Digital Input 7————————
15Sensor 0V A—W23—0.5SP-0V-1———
16Sensor 0V B—W24—0.5SP-0V-1———
17CAN Bus 1 High————————
18CAN Bus 1 Low————————
19Sensor 6.3V————————
2Universal Digital Input 2—W29—0.5OEM-A-25———
20Analogue Voltage Input 6————————
21Analogue Voltage Input 7————————
22Analogue Voltage Input 8————————
23Ethernet Transmit +————————
24Ethernet Transmit -————————
25Ethernet Receive +————————
26Ethernet Receive -————————
3Analogue Temperature Input 1—W59—0.5OEM-B-8———
4Analogue Temperature Input 2—W60—0.5OEM-B-17———
5Analogue Temperature Input 3————————
6Analogue Temperature Input 4————————
7Knock Input 1—W31—0.5OEM-A-9———
8Universal Digital Input 3—W30—0.5OEM-A-26———
9Universal Digital Input 4—W64—0.5OEM-A-18———

OEM-A

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1A/F sensor heater control (AFSHTC)—W46—0.5M150-C-1———
2Ignition power 2 (IGP2)—W1—0.85SP-14V-1———
3Ignition power 1 (IGP1)—W2—0.85SP-14V-1———
4Power ground 2 (PG2)—W8—0.85SP-GND-1———
5Power ground 1 (PG1)—W9—0.85SP-GND-1———
6A/F sensor + (AFS+, wideband Ip)————————
7Crank position sensor (CKP)—W28—0.5M150-D-1———
8—————————
9Knock sensor (KS)—W31—0.5M150-D-7———
10Sensor ground 2 (SG2)—W16—0.5SP-0V-1———
11Sensor ground 1 (SG1)—W17—0.5SP-0V-1———
12Idle air control valve (IACV)—W47—0.5M150-C-22———
13—————————
14—————————
15Throttle position sensor (TPS)—W57—0.5M150-C-15———
16A/F sensor - (AFS-, wideband Vs)————————
17—————————
18Vehicle speed sensor (VSS, M/T)—W64—0.5M150-D-9———
19Manifold absolute pressure (MAP)—W56—0.5M150-C-14———
20Sensor 5V supply 2 (VCC2)—W25—0.5M150-A-10———
21Sensor 5V supply 1 (VCC1)—W26—0.5M150-A-18———
22A/F sensor heater supply (AFSHTC+)————————
23Logic ground 2 (LG2)—W6—0.85SP-GND-1———
24Logic ground 1 (LG1)—W7—0.85SP-GND-1———
25Camshaft position A (CMP A)—W29—0.5M150-D-2———
26Camshaft position B (CMP B)—W30—0.5M150-D-8———
27Ignition coil 4 (IGPLS4)—W35—0.5M150-C-6———
28Ignition coil 3 (IGPLS3)—W34—0.5M150-C-5———
29Ignition coil 2 (IGPLS2)—W33—0.5M150-C-4———
30Ignition coil 1 (IGPLS1)—W32—0.5M150-C-3———
31—————————

OEM-B

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1VTC oil control solenoid (+)—W49—0.5M150-C-28———
2Injector 4 (INJ4)—W39—0.5M150-C-24———
3Injector 3 (INJ3)—W38—0.5M150-C-20———
4Injector 2 (INJ2)—W37—0.5M150-C-23———
5Injector 1 (INJ1)—W36—0.5M150-C-19———
6Radiator fan control (FANC)—W41—0.5M150-B-15———
7Reverse lockout solenoid (RVS, Type-S)—W53—0.5M150-B-23———
8Coolant temp sensor (ECT)—W59—0.5M150-D-3———
9VTEC oil pressure switch (VTPSW)—W66—0.5M150-A-15———
10Alternator L signal (ALTL)—W65—0.5M150-A-23———
11—————————
12—————————
13Alternator FR signal (ALTF)—W61—0.5M150-C-16———
14—————————
15VTEC solenoid (VTS)—W48—0.5M150-C-27———
16—————————
17Intake air temp sensor (IAT)—W60—0.5M150-D-4———
18Alternator control (ALTC)—W50—0.5M150-C-29———
19—————————
20—————————
21Evap canister purge valve (PCS)—W51—0.5M150-C-30———
22—————————
23VTC oil control solenoid (-)—W52—0.5M150-B-22———
24—————————

OEM-E

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Immobilizer fuel pump relay (IMO FPR)—W42—0.5M150-B-8———
2Secondary heated O2 sensor (SHO2S)—W58—0.5M150-A-11———
3Logic ground 3 (LG3)—W10—0.85SP-GND-1———
4Sensor ground 3 (SG3)—W18—0.5SP-0V-1———
5Sensor 5V supply 3 (VCC3)—W27—0.5M150-A-19———
6Secondary O2 heater control (SO2SHTC)—W45—0.5M150-C-18———
7Main relay control (MRLY)—W40—0.5M150-B-9———
8A/F sensor heater relay control (AFSHTCR)—W44—0.5M150-C-21———
9Ignition switch signal (IG1)————————
10—————————
11—————————
12—————————
13—————————
14Fuel tank pressure sensor (FTP)—W62—0.5M150-C-17———
15Electrical load detector (ELD)—W63—0.5M150-C-25———
16Power steering pressure switch (PSPSW)—W67—0.5M150-A-16———
17—————————
18A/C clutch relay (ACC)—W43—0.5M150-B-14———
19—————————
20Brake switch / interlock (2WBS)—W68—0.5M150-A-17———
21Evap vent shut valve (VSV)—W54—0.5M150-B-24———
22Brake switch (BKSW)—W69—0.5M150-D-10———
23K-line (diagnostic)————————
24Multiplex communication (SEFMJ)————————
25—————————
26Engine speed pulse / tacho (NEP)————————
27Immobilizer code (IMOCD)————————
28—————————
29Service check signal (SCS)————————
30Write enable signal (WEN)————————
31Malfunction indicator lamp (MIL)—W55—0.5M150-B-25———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W16—0.5OEM-A-10———
1——W17—0.5OEM-A-11———
1——W18—0.5OEM-E-4———
1——W19—0.5M150-A-26———
1——W20—0.5M150-A-27———
1——W21—0.5M150-A-33———
1——W22—0.5M150-A-34———
1——W23—0.5M150-D-15———
1——W24—0.5M150-D-16———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-A-2———
1——W2—0.85OEM-A-3———
1——W3—0.85M150-B-13———
1——W4—0.85M150-B-19———
1——W5—0.85M150-C-26———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W6—0.85OEM-A-23———
1——W7—0.85OEM-A-24———
1——W8—0.85OEM-A-4———
1——W9—0.85OEM-A-5———
1——W10—0.85OEM-E-3———
1——W11—0.85M150-A-24———
1——W12—0.85M150-A-25———
1——W13—0.85M150-A-32———
1——W14—0.85M150-C-10———
1——W15—0.85M150-C-11———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-A-1A/F sensor heater control (AFSHTC)low_side_outM150-C-1Half Bridge Output 2hbridge_outsingle_source
OEM-A-10Sensor ground 2 (SG2)sensor_groundM150-A-26 + M150-A-27 + M150-A-33 + M150-A-34 + M150-D-15 + M150-D-16Sensor 0V C1 + Sensor 0V C2 + Sensor 0V B1 + Sensor 0V A1 + Sensor 0V A + Sensor 0V Bsensor_groundcorroborated
OEM-A-11Sensor ground 1 (SG1)sensor_groundM150-A-26 + M150-A-27 + M150-A-33 + M150-A-34 + M150-D-15 + M150-D-16Sensor 0V C1 + Sensor 0V C2 + Sensor 0V B1 + Sensor 0V A1 + Sensor 0V A + Sensor 0V Bsensor_groundcorroborated
OEM-A-12Idle air control valve (IACV)low_side_outM150-C-22Peak Hold Injector 4injector_outcorroborated
OEM-A-15Throttle position sensor (TPS)analog_inM150-C-15Analogue Voltage Input 2analog_incorroborated
OEM-A-16A/F sensor - (AFS-, wideband Vs)wb_vs———single_source
OEM-A-18Vehicle speed sensor (VSS, M/T)digital_inM150-D-9Universal Digital Input 4digital_incorroborated
OEM-A-19Manifold absolute pressure (MAP)analog_inM150-C-14Analogue Voltage Input 1analog_incorroborated
OEM-A-2Ignition power 2 (IGP2)power_inM150-B-13 + M150-B-19 + M150-C-26Battery Positive + Battery Positive + Battery Positivepower_incorroborated
OEM-A-20Sensor 5V supply 2 (VCC2)vrefM150-A-10Sensor 5.0V C1vrefcorroborated
OEM-A-21Sensor 5V supply 1 (VCC1)vrefM150-A-18Sensor 5.0V C2vrefcorroborated
OEM-A-22A/F sensor heater supply (AFSHTC+)power_out———single_source
OEM-A-23Logic ground 2 (LG2)groundM150-A-24 + M150-A-25 + M150-A-32 + M150-C-10 + M150-C-11Battery Negative 3 + Battery Negative 4 + Battery Negative 5 + Battery Negative 1 + Battery Negative 2groundcorroborated
OEM-A-24Logic ground 1 (LG1)groundM150-A-24 + M150-A-25 + M150-A-32 + M150-C-10 + M150-C-11Battery Negative 3 + Battery Negative 4 + Battery Negative 5 + Battery Negative 1 + Battery Negative 2groundcorroborated
OEM-A-25Camshaft position A (CMP A)trigger_inM150-D-2Universal Digital Input 2digital_insingle_source
OEM-A-26Camshaft position B (CMP B)trigger_inM150-D-8Universal Digital Input 3digital_insingle_source
OEM-A-27Ignition coil 4 (IGPLS4)ignition_outM150-C-6Low Side Ignition 4ignition_outcorroborated
OEM-A-28Ignition coil 3 (IGPLS3)ignition_outM150-C-5Low Side Ignition 3ignition_outcorroborated
OEM-A-29Ignition coil 2 (IGPLS2)ignition_outM150-C-4Low Side Ignition 2ignition_outcorroborated
OEM-A-3Ignition power 1 (IGP1)power_inM150-B-13 + M150-B-19 + M150-C-26Battery Positive + Battery Positive + Battery Positivepower_incorroborated
OEM-A-30Ignition coil 1 (IGPLS1)ignition_outM150-C-3Low Side Ignition 1ignition_outcorroborated
OEM-A-4Power ground 2 (PG2)groundM150-A-24 + M150-A-25 + M150-A-32 + M150-C-10 + M150-C-11Battery Negative 3 + Battery Negative 4 + Battery Negative 5 + Battery Negative 1 + Battery Negative 2groundcorroborated
OEM-A-5Power ground 1 (PG1)groundM150-A-24 + M150-A-25 + M150-A-32 + M150-C-10 + M150-C-11Battery Negative 3 + Battery Negative 4 + Battery Negative 5 + Battery Negative 1 + Battery Negative 2groundcorroborated
OEM-A-6A/F sensor + (AFS+, wideband Ip)wb_ip———single_source
OEM-A-7Crank position sensor (CKP)trigger_inM150-D-1Universal Digital Input 1digital_incorroborated
OEM-A-9Knock sensor (KS)knock_inM150-D-7Knock Input 1knock_incorroborated
OEM-B-1VTC oil control solenoid (+)low_side_outM150-C-28Peak Hold Injector 6injector_outcorroborated
OEM-B-10Alternator L signal (ALTL)digital_inM150-A-23Digital Input 1digital_insingle_source
OEM-B-13Alternator FR signal (ALTF)analog_inM150-C-16Analogue Voltage Input 3analog_insingle_source
OEM-B-15VTEC solenoid (VTS)low_side_outM150-C-27Peak Hold Injector 5injector_outsingle_source
OEM-B-17Intake air temp sensor (IAT)temp_inM150-D-4Analogue Temperature Input 2temp_incorroborated
OEM-B-18Alternator control (ALTC)low_side_outM150-C-29Peak Hold Injector 7injector_outcorroborated
OEM-B-2Injector 4 (INJ4)injector_outM150-C-24Low Side Injector 2injector_outcorroborated
OEM-B-21Evap canister purge valve (PCS)low_side_outM150-C-30Peak Hold Injector 8injector_outcorroborated
OEM-B-23VTC oil control solenoid (-)low_side_outM150-B-22Peak Hold Injector 9injector_outcorroborated
OEM-B-3Injector 3 (INJ3)injector_outM150-C-20Peak Hold Injector 2injector_outcorroborated
OEM-B-4Injector 2 (INJ2)injector_outM150-C-23Low Side Injector 1injector_outcorroborated
OEM-B-5Injector 1 (INJ1)injector_outM150-C-19Peak Hold Injector 1injector_outcorroborated
OEM-B-6Radiator fan control (FANC)low_side_outM150-B-15Low Side Injector 4injector_outcorroborated
OEM-B-7Reverse lockout solenoid (RVS, Type-S)low_side_outM150-B-23Peak Hold Injector 10injector_outcorroborated
OEM-B-8Coolant temp sensor (ECT)temp_inM150-D-3Analogue Temperature Input 1temp_incorroborated
OEM-B-9VTEC oil pressure switch (VTPSW)digital_inM150-A-15Digital Input 2digital_incorroborated
OEM-E-1Immobilizer fuel pump relay (IMO FPR)low_side_outM150-B-8Low Side Injector 5injector_outcorroborated
OEM-E-14Fuel tank pressure sensor (FTP)analog_inM150-C-17Analogue Voltage Input 4analog_incorroborated
OEM-E-15Electrical load detector (ELD)analog_inM150-C-25Analogue Voltage Input 5analog_incorroborated
OEM-E-16Power steering pressure switch (PSPSW)digital_inM150-A-16Digital Input 3digital_incorroborated
OEM-E-18A/C clutch relay (ACC)low_side_outM150-B-14Low Side Injector 6injector_outcorroborated
OEM-E-2Secondary heated O2 sensor (SHO2S)lambda_nb_inM150-A-11Lambda Narrow Input 1lambda_nb_incorroborated
OEM-E-20Brake switch / interlock (2WBS)digital_inM150-A-17Digital Input 4digital_insingle_source
OEM-E-21Evap vent shut valve (VSV)low_side_outM150-B-24Peak Hold Injector 11injector_outcorroborated
OEM-E-22Brake switch (BKSW)digital_inM150-D-10Universal Digital Input 5digital_incorroborated
OEM-E-23K-line (diagnostic)serial———single_source
OEM-E-24Multiplex communication (SEFMJ)serial———corroborated
OEM-E-26Engine speed pulse / tacho (NEP)tacho_out———corroborated
OEM-E-27Immobilizer code (IMOCD)————single_source
OEM-E-29Service check signal (SCS)————single_source
OEM-E-3Logic ground 3 (LG3)groundM150-A-24 + M150-A-25 + M150-A-32 + M150-C-10 + M150-C-11Battery Negative 3 + Battery Negative 4 + Battery Negative 5 + Battery Negative 1 + Battery Negative 2groundcorroborated
OEM-E-30Write enable signal (WEN)————single_source
OEM-E-31Malfunction indicator lamp (MIL)low_side_outM150-B-25Peak Hold Injector 12injector_outcorroborated
OEM-E-4Sensor ground 3 (SG3)sensor_groundM150-A-26 + M150-A-27 + M150-A-33 + M150-A-34 + M150-D-15 + M150-D-16Sensor 0V C1 + Sensor 0V C2 + Sensor 0V B1 + Sensor 0V A1 + Sensor 0V A + Sensor 0V Bsensor_groundcorroborated
OEM-E-5Sensor 5V supply 3 (VCC3)vrefM150-A-19Sensor 5.0V B2vrefcorroborated
OEM-E-6Secondary O2 heater control (SO2SHTC)low_side_outM150-C-18Half Bridge Output 1hbridge_outcorroborated
OEM-E-7Main relay control (MRLY)low_side_outM150-B-9Low Side Injector 3injector_outcorroborated
OEM-E-8A/F sensor heater relay control (AFSHTCR)low_side_outM150-C-21Peak Hold Injector 3injector_outcorroborated
OEM-E-9Ignition switch signal (IG1)digital_in———corroborated

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-A-2SP-14V-10.85no routeIgnition power 2 (IGP2)—
W2OEM-A-3SP-14V-10.85no routeIgnition power 1 (IGP1)—
W3SP-14V-1M150-B-130.85no routeBattery Positive—
W4SP-14V-1M150-B-190.85no routeBattery Positive—
W5SP-14V-1M150-C-260.85no routeBattery Positive—
W6OEM-A-23SP-GND-10.85no routeLogic ground 2 (LG2)—
W7OEM-A-24SP-GND-10.85no routeLogic ground 1 (LG1)—
W8OEM-A-4SP-GND-10.85no routePower ground 2 (PG2)—
W9OEM-A-5SP-GND-10.85no routePower ground 1 (PG1)—
W10OEM-E-3SP-GND-10.85no routeLogic ground 3 (LG3)—
W11SP-GND-1M150-A-240.85no routeBattery Negative 3—
W12SP-GND-1M150-A-250.85no routeBattery Negative 4—
W13SP-GND-1M150-A-320.85no routeBattery Negative 5—
W14SP-GND-1M150-C-100.85no routeBattery Negative 1—
W15SP-GND-1M150-C-110.85no routeBattery Negative 2—
W16OEM-A-10SP-0V-10.5no routeSensor ground 2 (SG2)—
W17OEM-A-11SP-0V-10.5no routeSensor ground 1 (SG1)—
W18OEM-E-4SP-0V-10.5no routeSensor ground 3 (SG3)—
W19SP-0V-1M150-A-260.5no routeSensor 0V C1—
W20SP-0V-1M150-A-270.5no routeSensor 0V C2—
W21SP-0V-1M150-A-330.5no routeSensor 0V B1—
W22SP-0V-1M150-A-340.5no routeSensor 0V A1—
W23SP-0V-1M150-D-150.5no routeSensor 0V A—
W24SP-0V-1M150-D-160.5no routeSensor 0V B—
W25OEM-A-20M150-A-100.5no routeSensor 5V supply 2 (VCC2)—
W26OEM-A-21M150-A-180.5no routeSensor 5V supply 1 (VCC1)—
W27OEM-E-5M150-A-190.5no routeSensor 5V supply 3 (VCC3)—
W28OEM-A-7M150-D-10.5no routeCrank position sensor (CKP)—
W29OEM-A-25M150-D-20.5no routeCamshaft position A (CMP A)—
W30OEM-A-26M150-D-80.5no routeCamshaft position B (CMP B)—
W31OEM-A-9M150-D-70.5no routeKnock sensor (KS)—
W32OEM-A-30M150-C-30.5no routeIgnition coil 1 (IGPLS1)—
W33OEM-A-29M150-C-40.5no routeIgnition coil 2 (IGPLS2)—
W34OEM-A-28M150-C-50.5no routeIgnition coil 3 (IGPLS3)—
W35OEM-A-27M150-C-60.5no routeIgnition coil 4 (IGPLS4)—
W36OEM-B-5M150-C-190.5no routeInjector 1 (INJ1)—
W37OEM-B-4M150-C-230.5no routeInjector 2 (INJ2)—
W38OEM-B-3M150-C-200.5no routeInjector 3 (INJ3)—
W39OEM-B-2M150-C-240.5no routeInjector 4 (INJ4)—
W40OEM-E-7M150-B-90.5no routeMain relay control (MRLY)—
W41OEM-B-6M150-B-150.5no routeRadiator fan control (FANC)—
W42OEM-E-1M150-B-80.5no routeImmobilizer fuel pump relay (IMO FPR)—
W43OEM-E-18M150-B-140.5no routeA/C clutch relay (ACC)—
W44OEM-E-8M150-C-210.5no routeA/F sensor heater relay control (AFSHTCR)—
W45OEM-E-6M150-C-180.5no routeSecondary O2 heater control (SO2SHTC)—
W46OEM-A-1M150-C-10.5no routeA/F sensor heater control (AFSHTC)—
W47OEM-A-12M150-C-220.5no routeIdle air control valve (IACV)—
W48OEM-B-15M150-C-270.5no routeVTEC solenoid (VTS)—
W49OEM-B-1M150-C-280.5no routeVTC oil control solenoid (+)—
W50OEM-B-18M150-C-290.5no routeAlternator control (ALTC)—
W51OEM-B-21M150-C-300.5no routeEvap canister purge valve (PCS)—
W52OEM-B-23M150-B-220.5no routeVTC oil control solenoid (-)—
W53OEM-B-7M150-B-230.5no routeReverse lockout solenoid (RVS, Type-S)—
W54OEM-E-21M150-B-240.5no routeEvap vent shut valve (VSV)—
W55OEM-E-31M150-B-250.5no routeMalfunction indicator lamp (MIL)—
W56OEM-A-19M150-C-140.5no routeManifold absolute pressure (MAP)—
W57OEM-A-15M150-C-150.5no routeThrottle position sensor (TPS)—
W58OEM-E-2M150-A-110.5no routeSecondary heated O2 sensor (SHO2S)—
W59OEM-B-8M150-D-30.5no routeCoolant temp sensor (ECT)—
W60OEM-B-17M150-D-40.5no routeIntake air temp sensor (IAT)—
W61OEM-B-13M150-C-160.5no routeAlternator FR signal (ALTF)—
W62OEM-E-14M150-C-170.5no routeFuel tank pressure sensor (FTP)—
W63OEM-E-15M150-C-250.5no routeElectrical load detector (ELD)—
W64OEM-A-18M150-D-90.5no routeVehicle speed sensor (VSS, M/T)—
W65OEM-B-10M150-A-230.5no routeAlternator L signal (ALTL)—
W66OEM-B-9M150-A-150.5no routeVTEC oil pressure switch (VTPSW)—
W67OEM-E-16M150-A-160.5no routePower steering pressure switch (PSPSW)—
W68OEM-E-20M150-A-170.5no routeBrake switch / interlock (2WBS)—
W69OEM-E-22M150-D-100.5no routeBrake switch (BKSW)—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit
connector1318682-6TEK-series ECU harness plug A (040-3 HD plug assy, 31P)1.000ea
connector353029-1TEK-series ECU harness plug B (040 H/D-3 plug HSG assy, 24P)1.000ea
connector353826-1TEK-series ECU harness plug E (040 HD 31P plug HSG assy-B, 31P)1.000ea

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (24)

SeverityCodeSubjectMessage
errorREQUIRED_UNMAPPEDOEM-E-9Required OEM function "Ignition switch signal (IG1)" (digital_in) is not connected to the new ECU.
warnDATASET_GAPRSX ECU A5 of 31 cavities on RSX ECU A have no pin data (8,13,14,17,31). Anything there is invisible to these checks.
warnDATASET_GAPRSX ECU B8 of 24 cavities on RSX ECU B have no pin data (11,12,14,16,19,20,22,24). Anything there is invisible to these checks.
warnDATASET_GAPRSX ECU E8 of 31 cavities on RSX ECU E have no pin data (10,11,12,13,17,19,25,28). Anything there is invisible to these checks.
warnNET_FAMILYOEM-A-1 ↔ M150-C-1OEM-A-1 "A/F sensor heater control (AFSHTC)" [low_side_out] is wired to M150-C-1 "Half Bridge Output 2" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
warnNET_FAMILYOEM-A-25 ↔ M150-D-2OEM-A-25 "Camshaft position A (CMP A)" [trigger_in] is wired to M150-D-2 "Universal Digital Input 2" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNET_FAMILYOEM-A-26 ↔ M150-D-8OEM-A-26 "Camshaft position B (CMP B)" [trigger_in] is wired to M150-D-8 "Universal Digital Input 3" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNET_FAMILYOEM-A-7 ↔ M150-D-1OEM-A-7 "Crank position sensor (CKP)" [trigger_in] is wired to M150-D-1 "Universal Digital Input 1" [digital_in]. Hall-type cam/speed signals can use a digital input if it handles the frequency; VR signals cannot.
warnNET_FAMILYOEM-E-6 ↔ M150-C-18OEM-E-6 "Secondary O2 heater control (SO2SHTC)" [low_side_out] is wired to M150-C-18 "Half Bridge Output 1" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
infoNET_FAMILYOEM-A-12 ↔ M150-C-22OEM-A-12 "Idle air control valve (IACV)" [low_side_out] is wired to M150-C-22 "Peak Hold Injector 4" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-15 ↔ M150-C-27OEM-B-15 "VTEC solenoid (VTS)" [low_side_out] is wired to M150-C-27 "Peak Hold Injector 5" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-18 ↔ M150-C-29OEM-B-18 "Alternator control (ALTC)" [low_side_out] is wired to M150-C-29 "Peak Hold Injector 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-1 ↔ M150-C-28OEM-B-1 "VTC oil control solenoid (+)" [low_side_out] is wired to M150-C-28 "Peak Hold Injector 6" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-21 ↔ M150-C-30OEM-B-21 "Evap canister purge valve (PCS)" [low_side_out] is wired to M150-C-30 "Peak Hold Injector 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-23 ↔ M150-B-22OEM-B-23 "VTC oil control solenoid (-)" [low_side_out] is wired to M150-B-22 "Peak Hold Injector 9" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-6 ↔ M150-B-15OEM-B-6 "Radiator fan control (FANC)" [low_side_out] is wired to M150-B-15 "Low Side Injector 4" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-7 ↔ M150-B-23OEM-B-7 "Reverse lockout solenoid (RVS, Type-S)" [low_side_out] is wired to M150-B-23 "Peak Hold Injector 10" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-18 ↔ M150-B-14OEM-E-18 "A/C clutch relay (ACC)" [low_side_out] is wired to M150-B-14 "Low Side Injector 6" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-1 ↔ M150-B-8OEM-E-1 "Immobilizer fuel pump relay (IMO FPR)" [low_side_out] is wired to M150-B-8 "Low Side Injector 5" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-21 ↔ M150-B-24OEM-E-21 "Evap vent shut valve (VSV)" [low_side_out] is wired to M150-B-24 "Peak Hold Injector 11" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-31 ↔ M150-B-25OEM-E-31 "Malfunction indicator lamp (MIL)" [low_side_out] is wired to M150-B-25 "Peak Hold Injector 12" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-7 ↔ M150-B-9OEM-E-7 "Main relay control (MRLY)" [low_side_out] is wired to M150-B-9 "Low Side Injector 3" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E-8 ↔ M150-C-21OEM-E-8 "A/F sensor heater relay control (AFSHTCR)" [low_side_out] is wired to M150-C-21 "Peak Hold Injector 3" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoUNMAPPEDOEM9 optional OEM pins are not mapped: OEM-A-16 A/F sensor - (AFS-, wideband Vs); OEM-A-22 A/F sensor heater supply (AFSHTC+); OEM-A-6 A/F sensor + (AFS+, wideband Ip); OEM-E-23 K-line (diagnostic); OEM-E-24 Multiplex communication (SEFMJ); OEM-E-26 Engine speed pulse / tacho (NEP); OEM-E-27 Immobilizer code (IMOCD); OEM-E-29 Service check signal (SCS); OEM-E-30 Write enable signal (WEN)

Accepted (0)

CodeSubjectReasonBy

Notes

Auto-mapped by auto_map() from the library pin data on 2026-10-04. Review every wire against both manuals before building. Open items: - OEM-E 9: Ignition switch signal (IG1): no free ign_switch_in on MoTeC M150 Not wired: - OEM-E 26: Engine speed pulse / tacho (NEP): no free tacho/frequency_out/low_side/ls_hs on MoTeC M150 - OEM-A 6: A/F sensor + (AFS+, wideband Ip): no free wb_ip on MoTeC M150 - OEM-A 16: A/F sensor - (AFS-, wideband Vs): no free wb_vs on MoTeC M150 - OEM-A 22: A/F sensor heater supply (AFSHTC+): no free heater_feed on MoTeC M150 - OEM-E 23: K-line (diagnostic): no free k_line on MoTeC M150 - OEM-E 24: Multiplex communication (SEFMJ): no free k_line on MoTeC M150 - OEM-E 27: Immobilizer code (IMOCD): not classified in the library; wire by hand - OEM-E 29: Service check signal (SCS): not classified in the library; wire by hand - OEM-E 30: Write enable signal (WEN): not classified in the library; wire by hand

Sources

ReliabilityKindTitleURL
4vendor_docLink: CIVICLink K20X (HC20X) DC5 installation manualhttps://linkecu.com/documentation/237-4000%20DC5.pdf
4vendor_docMoTeC: M1 ECU Hardware manual (7 Nov 2013) — M130/M150/M170/M190 pinout tableshttps://web.archive.org/web/2023id_/https://www.motec.com.au/hessian/uploads/M1_ECU_Hardware_c2517380e4.pdf
3forumFFS TechNet: K-series 02-06 RSX ECU pin diagram (Helm)https://ff-squad.com/technet2/k-series-02-06-rsx-ecu-pin-diagram/