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RSX Type-S 2005-06 (K20Z1) → MaxxECU MaxxECU GEN2 TRACK (auto)

RSX Type-S 2005-06 (K20Z1) — MaxxECU — MaxxECU GEN2 TRACK
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-04

Revisions

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No revisions yet.

Schematic

MAXXECUGEN2T-MX1MAXXECUGEN2T-MX2MAXXECUGEN2T-MX3OEM-AOEM-BOEM-ESP-0VSP-14VSP-GND

Connectors

MAXXECUGEN2T-MX1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition 1—W23—0.5OEM-A-16———
10Digital/VR 1 SIGNAL +—W20—0.5OEM-A-7———
11Digital/VR 1 SIGNAL -————————
12Digital/VR 1 POWER SUPPLY—W17—0.5OEM-A-20———
13Digital/VR 1 SHIELD————————
14SENSOR GND—W16—0.5SP-0V-1———
15CAN L————————
16CAN H————————
17GP out 5 (GND)—W36—0.5OEM-E-9———
18Digital/VR 2 SIGNAL +—W21—0.5OEM-A-19———
19Digital/VR 2 SIGNAL -————————
2Ignition 2—W24—0.5OEM-A-15———
20Digital/VR 2 POWER SUPPLY—W18—0.5OEM-A-21———
21Digital/VR 2 SHIELD————————
225V power supply—W19—0.5OEM-E-6———
23Digital/VR 3 SIGNAL +—W57—0.5OEM-A-18———
24Digital/VR 4 SIGNAL +—W58—0.5OEM-B-10———
2512V supply 1—W3—0.85SP-14V-1———
26AIN 1—W49—0.5OEM-A-30———
27AIN 2—W50—0.5OEM-A-29———
28AIN 3—W51—0.5OEM-E-20———
29AIN 4—W52—0.5OEM-B-8———
3Ignition 3—W25—0.5OEM-A-14———
30AIN 5—W53—0.5OEM-B-17———
31INJECTOR 1—W27—0.5OEM-B-5———
32INJECTOR 2—W28—0.5OEM-B-4———
33INJECTOR 3—W29—0.5OEM-B-3———
34INJECTOR 4—W30—0.5OEM-B-2———
4Ignition 4—W26—0.5OEM-A-13———
5GP out 1 (GND)—W32—0.5OEM-E-8———
6GP out 2 (GND)—W33—0.5OEM-E-12———
7GP out 3 (GND)—W34—0.5OEM-E-17———
8GP out 4 (GND)—W35—0.5OEM-E-18———
9Engine gnd—W10—0.85SP-GND-1———

MAXXECUGEN2T-MX2

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition 5————————
10WBO2 Sensor 1 VS—W48—0.5OEM-A-28———
11WBO2 Sensor 1 COM/VREF————————
12GP OUT 7 / WBO2 Sensor 1 H-—W37—0.5OEM-E-21———
13AIN 9—W61—0.5OEM-E-22———
14AIN 10————————
15AIN 11————————
16AIN 12————————
17AIN 13————————
18WBO2 sensor 1 RCAL————————
19WBO2 sensor 1 IP—W47—0.5OEM-A-31———
2Ignition 6————————
2012V WBO2 sensor 1 H+————————
21WBO2 sensor 1 SHIELD————————
22AIN 14————————
23AIN 15————————
2412V supply 3—W31—0.5OEM-E-10———
2512V supply 2—W4—0.85SP-14V-1———
26KNOCK1 SHIELD————————
27KNOCK 1-————————
28KNOCK 1+—W22—0.5OEM-A-1———
29KNOCK 2 SHIELD————————
3GP out 6 (GND)—W39—0.5OEM-A-12———
30KNOCK 2-————————
31KNOCK 2+————————
32AIN 16————————
33INJECTOR 5—W40—0.5OEM-B-6———
34INJECTOR 6—W41—0.5OEM-B-1———
4AIN 6—W54—0.5OEM-B-13———
5AIN 7—W55—0.5OEM-E-14———
6AIN 8—W56—0.5OEM-E-15———
7GP out 13 (H-BRIDGE 1)—W44—0.5OEM-E-19———
8GP out 14 (H-BRIDGE 1)—W45—0.5OEM-E-3———
9Engine gnd—W11—0.85SP-GND-1———

MAXXECUGEN2T-MX3

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1GP out 15 (H-BRIDGE 2)—W46—0.5OEM-E-31———
10WBO2 sensor 2 VS————————
11WBO2 sensor 2 COM/VREF————————
12GP Out 8 (GND) / WBO2 Sensor 2 H-—W38—0.5OEM-A-10———
14GP OUT 9 (12V)————————
15GP OUT 10 (12V)————————
16GP OUT 11 (12V)————————
17GP OUT 12 (12V)————————
18WBO2 sensor 2 RCAL————————
19WBO2 sensor 2 IP————————
2GP out 16 (H-BRIDGE 2)————————
2012V WBO2 sensor 2 (H+)————————
21Digital/VR 5 SIGNAL +—W59—0.5OEM-B-11———
22Digital/VR 5 SIGNAL -————————
23Digital/VR 5 SHIELD————————
24CAN 2 L————————
25CAN 2 H————————
26Digital/VR 6 SIGNAL +—W60—0.5OEM-E-16———
27Digital/VR 6 SIGNAL -————————
28Digital/VR 6 SHIELD————————
29INJECTOR 7—W42—0.5OEM-B-18———
3Ignition 7————————
30INJECTOR 8—W43—0.5OEM-B-21———
4Ignition 8————————
9Engine gnd—W12—0.85SP-GND-1———

OEM-A

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Knock sensor (KS)—W22—0.5MAXXECUGEN2T-MX2-28———
2Ignition power 2 (IGP2)—W1—0.85SP-14V-1———
3Ignition power 1 (IGP1)—W2—0.85SP-14V-1———
4Power ground 2 (PG2)—W5—0.85SP-GND-1———
5Power ground 1 (PG1)—W6—0.85SP-GND-1———
6Camshaft position B (CMP B)————————
7Crank position sensor (CKP)—W20—0.5MAXXECUGEN2T-MX1-10———
8Logic ground 2 (LG2)—W7—0.85SP-GND-1———
9Logic ground 1 (LG1)—W8—0.85SP-GND-1———
10A/F sensor heater control (AFSHTC)—W38—0.5MAXXECUGEN2T-MX3-12———
11—————————
12Idle air control valve (IACV)—W39—0.5MAXXECUGEN2T-MX2-3———
13Ignition coil 4 (IGPLS4)—W26—0.5MAXXECUGEN2T-MX1-4———
14Ignition coil 3 (IGPLS3)—W25—0.5MAXXECUGEN2T-MX1-3———
15Ignition coil 2 (IGPLS2)—W24—0.5MAXXECUGEN2T-MX1-2———
16Ignition coil 1 (IGPLS1)—W23—0.5MAXXECUGEN2T-MX1-1———
17—————————
18Neutral position switch (NC)—W57—0.5MAXXECUGEN2T-MX1-23———
19Camshaft position A (CMP A)—W21—0.5MAXXECUGEN2T-MX1-18———
20Sensor 5V supply 2 (VCC2)—W17—0.5MAXXECUGEN2T-MX1-12———
21Sensor 5V supply 1 (VCC1)—W18—0.5MAXXECUGEN2T-MX1-20———
22—————————
23Sensor ground 2 (SG2)—W13—0.5SP-0V-1———
24Sensor ground 1 (SG1)—W14—0.5SP-0V-1———
25—————————
26—————————
27—————————
28A/F sensor - (AFS-, wideband Vs)—W48—0.5MAXXECUGEN2T-MX2-10———
29Throttle position sensor (TPS)—W50—0.5MAXXECUGEN2T-MX1-27———
30Manifold absolute pressure (MAP)—W49—0.5MAXXECUGEN2T-MX1-26———
31A/F sensor + (AFS+, wideband Ip)—W47—0.5MAXXECUGEN2T-MX2-19———

OEM-B

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1VTC oil control solenoid (+)—W41—0.5MAXXECUGEN2T-MX2-34———
2Injector 4 (INJ4)—W30—0.5MAXXECUGEN2T-MX1-34———
3Injector 3 (INJ3)—W29—0.5MAXXECUGEN2T-MX1-33———
4Injector 2 (INJ2)—W28—0.5MAXXECUGEN2T-MX1-32———
5Injector 1 (INJ1)—W27—0.5MAXXECUGEN2T-MX1-31———
6VTEC solenoid (VTS)—W40—0.5MAXXECUGEN2T-MX2-33———
7—————————
8Coolant temp sensor (ECT)—W52—0.5MAXXECUGEN2T-MX1-29———
9—————————
10Alternator L signal (ALTL)—W58—0.5MAXXECUGEN2T-MX1-24———
11VTEC oil pressure switch (VTPSW)—W59—0.5MAXXECUGEN2T-MX3-21———
12—————————
13Alternator FR signal (ALTF)—W54—0.5MAXXECUGEN2T-MX2-4———
14—————————
15—————————
16—————————
17Intake air temp sensor (IAT)—W53—0.5MAXXECUGEN2T-MX1-30———
18Alternator control (ALTC)—W42—0.5MAXXECUGEN2T-MX3-29———
19—————————
20—————————
21Evap canister purge valve (PCS)—W43—0.5MAXXECUGEN2T-MX3-30———
22—————————
23—————————
24—————————

OEM-E

Mating face
Wire side
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1—————————
2—————————
3Reverse lockout solenoid (RVS, Type-S)—W45—0.5MAXXECUGEN2T-MX2-8———
4Logic ground 3 (LG3)—W9—0.85SP-GND-1———
5Sensor ground 3 (SG3)—W15—0.5SP-0V-1———
6Sensor 5V supply 3 (VCC3)—W19—0.5MAXXECUGEN2T-MX1-22———
7—————————
8Main relay control (MRLY)—W32—0.5MAXXECUGEN2T-MX1-5———
9A/F sensor heater relay control (AFSHTCR)—W36—0.5MAXXECUGEN2T-MX1-17———
10Ignition switch signal (IG1)—W31—0.5MAXXECUGEN2T-MX2-24———
11—————————
12Radiator fan control (FANC)—W33—0.5MAXXECUGEN2T-MX1-6———
13Multiplex communication (SEFMJ)————————
14Fuel tank pressure sensor (FTP)—W55—0.5MAXXECUGEN2T-MX2-5———
15Electrical load detector (ELD)—W56—0.5MAXXECUGEN2T-MX2-6———
16Power steering pressure switch (PSPSW)—W60—0.5MAXXECUGEN2T-MX3-26———
17Immobilizer fuel pump relay (IMO FPR)—W34—0.5MAXXECUGEN2T-MX1-7———
18A/C clutch relay (ACC)—W35—0.5MAXXECUGEN2T-MX1-8———
19Evap vent shut valve (VSV)—W44—0.5MAXXECUGEN2T-MX2-7———
20Secondary heated O2 sensor (SHO2S)—W51—0.5MAXXECUGEN2T-MX1-28———
21Secondary O2 heater control (SO2SHTC)—W37—0.5MAXXECUGEN2T-MX2-12———
22Brake switch (BKSW)—W61—0.5MAXXECUGEN2T-MX2-13———
23K-line (diagnostic)————————
24—————————
25Engine speed pulse / tacho (NEP)————————
26Vehicle speed output (VSSOUT)————————
27Immobilizer code (IMOCD)————————
28—————————
29Service check signal (SCS)————————
30Write enable signal (WEN)————————
31Malfunction indicator lamp (MIL)—W46—0.5MAXXECUGEN2T-MX3-1———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W13—0.5OEM-A-23———
1——W14—0.5OEM-A-24———
1——W15—0.5OEM-E-5———
1——W16—0.5MAXXECUGEN2T-MX1-14———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-A-2———
1——W2—0.85OEM-A-3———
1——W3—0.85MAXXECUGEN2T-MX1-25———
1——W4—0.85MAXXECUGEN2T-MX2-25———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W5—0.85OEM-A-4———
1——W6—0.85OEM-A-5———
1——W7—0.85OEM-A-8———
1——W8—0.85OEM-A-9———
1——W9—0.85OEM-E-4———
1——W10—0.85MAXXECUGEN2T-MX1-9———
1——W11—0.85MAXXECUGEN2T-MX2-9———
1——W12—0.85MAXXECUGEN2T-MX3-9———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-A-1Knock sensor (KS)knock_inMAXXECUGEN2T-MX2-28KNOCK 1+knock_insingle_source
OEM-A-10A/F sensor heater control (AFSHTC)low_side_outMAXXECUGEN2T-MX3-12GP Out 8 (GND) / WBO2 Sensor 2 H-low_side_outsingle_source
OEM-A-12Idle air control valve (IACV)low_side_outMAXXECUGEN2T-MX2-3GP out 6 (GND)low_side_outsingle_source
OEM-A-13Ignition coil 4 (IGPLS4)ignition_outMAXXECUGEN2T-MX1-4Ignition 4ignition_outsingle_source
OEM-A-14Ignition coil 3 (IGPLS3)ignition_outMAXXECUGEN2T-MX1-3Ignition 3ignition_outsingle_source
OEM-A-15Ignition coil 2 (IGPLS2)ignition_outMAXXECUGEN2T-MX1-2Ignition 2ignition_outsingle_source
OEM-A-16Ignition coil 1 (IGPLS1)ignition_outMAXXECUGEN2T-MX1-1Ignition 1ignition_outsingle_source
OEM-A-18Neutral position switch (NC)digital_inMAXXECUGEN2T-MX1-23Digital/VR 3 SIGNAL +digital_insingle_source
OEM-A-19Camshaft position A (CMP A)trigger_inMAXXECUGEN2T-MX1-18Digital/VR 2 SIGNAL +trigger_insingle_source
OEM-A-2Ignition power 2 (IGP2)power_inMAXXECUGEN2T-MX1-25 + MAXXECUGEN2T-MX2-2512V supply 1 + 12V supply 2power_insingle_source
OEM-A-20Sensor 5V supply 2 (VCC2)vrefMAXXECUGEN2T-MX1-12Digital/VR 1 POWER SUPPLYvrefsingle_source
OEM-A-21Sensor 5V supply 1 (VCC1)vrefMAXXECUGEN2T-MX1-20Digital/VR 2 POWER SUPPLYvrefsingle_source
OEM-A-23Sensor ground 2 (SG2)sensor_groundMAXXECUGEN2T-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-A-24Sensor ground 1 (SG1)sensor_groundMAXXECUGEN2T-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-A-28A/F sensor - (AFS-, wideband Vs)wb_vsMAXXECUGEN2T-MX2-10WBO2 Sensor 1 VSwb_vssingle_source
OEM-A-29Throttle position sensor (TPS)analog_inMAXXECUGEN2T-MX1-27AIN 2analog_insingle_source
OEM-A-3Ignition power 1 (IGP1)power_inMAXXECUGEN2T-MX1-25 + MAXXECUGEN2T-MX2-2512V supply 1 + 12V supply 2power_insingle_source
OEM-A-30Manifold absolute pressure (MAP)analog_inMAXXECUGEN2T-MX1-26AIN 1analog_insingle_source
OEM-A-31A/F sensor + (AFS+, wideband Ip)wb_ipMAXXECUGEN2T-MX2-19WBO2 sensor 1 IPwb_ipsingle_source
OEM-A-4Power ground 2 (PG2)groundMAXXECUGEN2T-MX1-9 + MAXXECUGEN2T-MX2-9 + MAXXECUGEN2T-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-A-5Power ground 1 (PG1)groundMAXXECUGEN2T-MX1-9 + MAXXECUGEN2T-MX2-9 + MAXXECUGEN2T-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-A-6Camshaft position B (CMP B)trigger_in———single_source
OEM-A-7Crank position sensor (CKP)trigger_inMAXXECUGEN2T-MX1-10Digital/VR 1 SIGNAL +trigger_insingle_source
OEM-A-8Logic ground 2 (LG2)groundMAXXECUGEN2T-MX1-9 + MAXXECUGEN2T-MX2-9 + MAXXECUGEN2T-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-A-9Logic ground 1 (LG1)groundMAXXECUGEN2T-MX1-9 + MAXXECUGEN2T-MX2-9 + MAXXECUGEN2T-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-B-1VTC oil control solenoid (+)low_side_outMAXXECUGEN2T-MX2-34INJECTOR 6injector_outsingle_source
OEM-B-10Alternator L signal (ALTL)digital_inMAXXECUGEN2T-MX1-24Digital/VR 4 SIGNAL +digital_insingle_source
OEM-B-11VTEC oil pressure switch (VTPSW)digital_inMAXXECUGEN2T-MX3-21Digital/VR 5 SIGNAL +digital_insingle_source
OEM-B-13Alternator FR signal (ALTF)analog_inMAXXECUGEN2T-MX2-4AIN 6analog_insingle_source
OEM-B-17Intake air temp sensor (IAT)temp_inMAXXECUGEN2T-MX1-30AIN 5analog_insingle_source
OEM-B-18Alternator control (ALTC)low_side_outMAXXECUGEN2T-MX3-29INJECTOR 7injector_outsingle_source
OEM-B-2Injector 4 (INJ4)injector_outMAXXECUGEN2T-MX1-34INJECTOR 4injector_outsingle_source
OEM-B-21Evap canister purge valve (PCS)low_side_outMAXXECUGEN2T-MX3-30INJECTOR 8injector_outsingle_source
OEM-B-3Injector 3 (INJ3)injector_outMAXXECUGEN2T-MX1-33INJECTOR 3injector_outsingle_source
OEM-B-4Injector 2 (INJ2)injector_outMAXXECUGEN2T-MX1-32INJECTOR 2injector_outsingle_source
OEM-B-5Injector 1 (INJ1)injector_outMAXXECUGEN2T-MX1-31INJECTOR 1injector_outsingle_source
OEM-B-6VTEC solenoid (VTS)low_side_outMAXXECUGEN2T-MX2-33INJECTOR 5injector_outsingle_source
OEM-B-8Coolant temp sensor (ECT)temp_inMAXXECUGEN2T-MX1-29AIN 4analog_insingle_source
OEM-E-10Ignition switch signal (IG1)digital_inMAXXECUGEN2T-MX2-2412V supply 3digital_insingle_source
OEM-E-12Radiator fan control (FANC)low_side_outMAXXECUGEN2T-MX1-6GP out 2 (GND)low_side_outsingle_source
OEM-E-13Multiplex communication (SEFMJ)serial———single_source
OEM-E-14Fuel tank pressure sensor (FTP)analog_inMAXXECUGEN2T-MX2-5AIN 7analog_insingle_source
OEM-E-15Electrical load detector (ELD)analog_inMAXXECUGEN2T-MX2-6AIN 8analog_insingle_source
OEM-E-16Power steering pressure switch (PSPSW)digital_inMAXXECUGEN2T-MX3-26Digital/VR 6 SIGNAL +digital_insingle_source
OEM-E-17Immobilizer fuel pump relay (IMO FPR)low_side_outMAXXECUGEN2T-MX1-7GP out 3 (GND)low_side_outsingle_source
OEM-E-18A/C clutch relay (ACC)low_side_outMAXXECUGEN2T-MX1-8GP out 4 (GND)low_side_outsingle_source
OEM-E-19Evap vent shut valve (VSV)low_side_outMAXXECUGEN2T-MX2-7GP out 13 (H-BRIDGE 1)hbridge_outsingle_source
OEM-E-20Secondary heated O2 sensor (SHO2S)lambda_nb_inMAXXECUGEN2T-MX1-28AIN 3analog_insingle_source
OEM-E-21Secondary O2 heater control (SO2SHTC)low_side_outMAXXECUGEN2T-MX2-12GP OUT 7 / WBO2 Sensor 1 H-low_side_outsingle_source
OEM-E-22Brake switch (BKSW)digital_inMAXXECUGEN2T-MX2-13AIN 9analog_insingle_source
OEM-E-23K-line (diagnostic)serial———single_source
OEM-E-25Engine speed pulse / tacho (NEP)tacho_out———single_source
OEM-E-26Vehicle speed output (VSSOUT)tacho_out———single_source
OEM-E-27Immobilizer code (IMOCD)————single_source
OEM-E-29Service check signal (SCS)————single_source
OEM-E-3Reverse lockout solenoid (RVS, Type-S)low_side_outMAXXECUGEN2T-MX2-8GP out 14 (H-BRIDGE 1)hbridge_outsingle_source
OEM-E-30Write enable signal (WEN)————single_source
OEM-E-31Malfunction indicator lamp (MIL)low_side_outMAXXECUGEN2T-MX3-1GP out 15 (H-BRIDGE 2)hbridge_outsingle_source
OEM-E-4Logic ground 3 (LG3)groundMAXXECUGEN2T-MX1-9 + MAXXECUGEN2T-MX2-9 + MAXXECUGEN2T-MX3-9Engine gnd + Engine gnd + Engine gndgroundsingle_source
OEM-E-5Sensor ground 3 (SG3)sensor_groundMAXXECUGEN2T-MX1-14SENSOR GNDsensor_groundsingle_source
OEM-E-6Sensor 5V supply 3 (VCC3)vrefMAXXECUGEN2T-MX1-225V power supplyvrefsingle_source
OEM-E-8Main relay control (MRLY)low_side_outMAXXECUGEN2T-MX1-5GP out 1 (GND)low_side_outsingle_source
OEM-E-9A/F sensor heater relay control (AFSHTCR)low_side_outMAXXECUGEN2T-MX1-17GP out 5 (GND)low_side_outsingle_source

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-1MAXXECUGEN2T-MX1-250.85no route12V supply 1—
W4SP-14V-1MAXXECUGEN2T-MX2-250.85no route12V supply 2—
W5OEM-A-4SP-GND-10.85no routePower ground 2 (PG2)—
W6OEM-A-5SP-GND-10.85no routePower ground 1 (PG1)—
W7OEM-A-8SP-GND-10.85no routeLogic ground 2 (LG2)—
W8OEM-A-9SP-GND-10.85no routeLogic ground 1 (LG1)—
W9OEM-E-4SP-GND-10.85no routeLogic ground 3 (LG3)—
W10SP-GND-1MAXXECUGEN2T-MX1-90.85no routeEngine gnd—
W11SP-GND-1MAXXECUGEN2T-MX2-90.85no routeEngine gnd—
W12SP-GND-1MAXXECUGEN2T-MX3-90.85no routeEngine gnd—
W13OEM-A-23SP-0V-10.5no routeSensor ground 2 (SG2)—
W14OEM-A-24SP-0V-10.5no routeSensor ground 1 (SG1)—
W15OEM-E-5SP-0V-10.5no routeSensor ground 3 (SG3)—
W16SP-0V-1MAXXECUGEN2T-MX1-140.5no routeSENSOR GND—
W17OEM-A-20MAXXECUGEN2T-MX1-120.5no routeSensor 5V supply 2 (VCC2)—
W18OEM-A-21MAXXECUGEN2T-MX1-200.5no routeSensor 5V supply 1 (VCC1)—
W19OEM-E-6MAXXECUGEN2T-MX1-220.5no routeSensor 5V supply 3 (VCC3)—
W20OEM-A-7MAXXECUGEN2T-MX1-100.5no routeCrank position sensor (CKP)—
W21OEM-A-19MAXXECUGEN2T-MX1-180.5no routeCamshaft position A (CMP A)—
W22OEM-A-1MAXXECUGEN2T-MX2-280.5no routeKnock sensor (KS)—
W23OEM-A-16MAXXECUGEN2T-MX1-10.5no routeIgnition coil 1 (IGPLS1)—
W24OEM-A-15MAXXECUGEN2T-MX1-20.5no routeIgnition coil 2 (IGPLS2)—
W25OEM-A-14MAXXECUGEN2T-MX1-30.5no routeIgnition coil 3 (IGPLS3)—
W26OEM-A-13MAXXECUGEN2T-MX1-40.5no routeIgnition coil 4 (IGPLS4)—
W27OEM-B-5MAXXECUGEN2T-MX1-310.5no routeInjector 1 (INJ1)—
W28OEM-B-4MAXXECUGEN2T-MX1-320.5no routeInjector 2 (INJ2)—
W29OEM-B-3MAXXECUGEN2T-MX1-330.5no routeInjector 3 (INJ3)—
W30OEM-B-2MAXXECUGEN2T-MX1-340.5no routeInjector 4 (INJ4)—
W31OEM-E-10MAXXECUGEN2T-MX2-240.5no routeIgnition switch signal (IG1)—
W32OEM-E-8MAXXECUGEN2T-MX1-50.5no routeMain relay control (MRLY)—
W33OEM-E-12MAXXECUGEN2T-MX1-60.5no routeRadiator fan control (FANC)—
W34OEM-E-17MAXXECUGEN2T-MX1-70.5no routeImmobilizer fuel pump relay (IMO FPR)—
W35OEM-E-18MAXXECUGEN2T-MX1-80.5no routeA/C clutch relay (ACC)—
W36OEM-E-9MAXXECUGEN2T-MX1-170.5no routeA/F sensor heater relay control (AFSHTCR)—
W37OEM-E-21MAXXECUGEN2T-MX2-120.5no routeSecondary O2 heater control (SO2SHTC)—
W38OEM-A-10MAXXECUGEN2T-MX3-120.5no routeA/F sensor heater control (AFSHTC)—
W39OEM-A-12MAXXECUGEN2T-MX2-30.5no routeIdle air control valve (IACV)—
W40OEM-B-6MAXXECUGEN2T-MX2-330.5no routeVTEC solenoid (VTS)—
W41OEM-B-1MAXXECUGEN2T-MX2-340.5no routeVTC oil control solenoid (+)—
W42OEM-B-18MAXXECUGEN2T-MX3-290.5no routeAlternator control (ALTC)—
W43OEM-B-21MAXXECUGEN2T-MX3-300.5no routeEvap canister purge valve (PCS)—
W44OEM-E-19MAXXECUGEN2T-MX2-70.5no routeEvap vent shut valve (VSV)—
W45OEM-E-3MAXXECUGEN2T-MX2-80.5no routeReverse lockout solenoid (RVS, Type-S)—
W46OEM-E-31MAXXECUGEN2T-MX3-10.5no routeMalfunction indicator lamp (MIL)—
W47OEM-A-31MAXXECUGEN2T-MX2-190.5no routeA/F sensor + (AFS+, wideband Ip)—
W48OEM-A-28MAXXECUGEN2T-MX2-100.5no routeA/F sensor - (AFS-, wideband Vs)—
W49OEM-A-30MAXXECUGEN2T-MX1-260.5no routeManifold absolute pressure (MAP)—
W50OEM-A-29MAXXECUGEN2T-MX1-270.5no routeThrottle position sensor (TPS)—
W51OEM-E-20MAXXECUGEN2T-MX1-280.5no routeSecondary heated O2 sensor (SHO2S)—
W52OEM-B-8MAXXECUGEN2T-MX1-290.5no routeCoolant temp sensor (ECT)—
W53OEM-B-17MAXXECUGEN2T-MX1-300.5no routeIntake air temp sensor (IAT)—
W54OEM-B-13MAXXECUGEN2T-MX2-40.5no routeAlternator FR signal (ALTF)—
W55OEM-E-14MAXXECUGEN2T-MX2-50.5no routeFuel tank pressure sensor (FTP)—
W56OEM-E-15MAXXECUGEN2T-MX2-60.5no routeElectrical load detector (ELD)—
W57OEM-A-18MAXXECUGEN2T-MX1-230.5no routeNeutral position switch (NC)—
W58OEM-B-10MAXXECUGEN2T-MX1-240.5no routeAlternator L signal (ALTL)—
W59OEM-B-11MAXXECUGEN2T-MX3-210.5no routeVTEC oil pressure switch (VTPSW)—
W60OEM-E-16MAXXECUGEN2T-MX3-260.5no routePower steering pressure switch (PSPSW)—
W61OEM-E-22MAXXECUGEN2T-MX2-130.5no 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 (15)

SeverityCodeSubjectMessage
errorREQUIRED_UNMAPPEDOEM-A-6Required OEM function "Camshaft position B (CMP B)" (trigger_in) is not connected to the new ECU.
warnDATASET_GAPRSX ECU A6 of 31 cavities on RSX ECU A have no pin data (11,17,22,25,26,27). Anything there is invisible to these checks.
warnDATASET_GAPRSX ECU B11 of 24 cavities on RSX ECU B have no pin data (7,9,12,14,15,16,19,20,22,23,24). Anything there is invisible to these checks.
warnDATASET_GAPRSX ECU E6 of 31 cavities on RSX ECU E have no pin data (1,2,7,11,24,28). Anything there is invisible to these checks.
warnNET_FAMILYOEM-E-19 ↔ MAXXECUGEN2T-MX2-7OEM-E-19 "Evap vent shut valve (VSV)" [low_side_out] is wired to MAXXECUGEN2T-MX2-7 "GP out 13 (H-BRIDGE 1)" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
warnNET_FAMILYOEM-E-22 ↔ MAXXECUGEN2T-MX2-13OEM-E-22 "Brake switch (BKSW)" [digital_in] is wired to MAXXECUGEN2T-MX2-13 "AIN 9" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value.
warnNET_FAMILYOEM-E-31 ↔ MAXXECUGEN2T-MX3-1OEM-E-31 "Malfunction indicator lamp (MIL)" [low_side_out] is wired to MAXXECUGEN2T-MX3-1 "GP out 15 (H-BRIDGE 2)" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
warnNET_FAMILYOEM-E-3 ↔ MAXXECUGEN2T-MX2-8OEM-E-3 "Reverse lockout solenoid (RVS, Type-S)" [low_side_out] is wired to MAXXECUGEN2T-MX2-8 "GP out 14 (H-BRIDGE 1)" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
infoNET_FAMILYOEM-B-17 ↔ MAXXECUGEN2T-MX1-30OEM-B-17 "Intake air temp sensor (IAT)" [temp_in] is wired to MAXXECUGEN2T-MX1-30 "AIN 5" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-B-18 ↔ MAXXECUGEN2T-MX3-29OEM-B-18 "Alternator control (ALTC)" [low_side_out] is wired to MAXXECUGEN2T-MX3-29 "INJECTOR 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-1 ↔ MAXXECUGEN2T-MX2-34OEM-B-1 "VTC oil control solenoid (+)" [low_side_out] is wired to MAXXECUGEN2T-MX2-34 "INJECTOR 6" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-21 ↔ MAXXECUGEN2T-MX3-30OEM-B-21 "Evap canister purge valve (PCS)" [low_side_out] is wired to MAXXECUGEN2T-MX3-30 "INJECTOR 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-6 ↔ MAXXECUGEN2T-MX2-33OEM-B-6 "VTEC solenoid (VTS)" [low_side_out] is wired to MAXXECUGEN2T-MX2-33 "INJECTOR 5" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-B-8 ↔ MAXXECUGEN2T-MX1-29OEM-B-8 "Coolant temp sensor (ECT)" [temp_in] is wired to MAXXECUGEN2T-MX1-29 "AIN 4" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoUNMAPPEDOEM7 optional OEM pins are not mapped: OEM-E-13 Multiplex communication (SEFMJ); OEM-E-23 K-line (diagnostic); OEM-E-25 Engine speed pulse / tacho (NEP); OEM-E-26 Vehicle speed output (VSSOUT); 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-A 6: Camshaft position B (CMP B): no free cam_vr/cam_hall/frequency_in input on MaxxECU MaxxECU GEN2 TRACK Not wired: - OEM-E 25: Engine speed pulse / tacho (NEP): no free tacho/frequency_out/low_side/ls_hs on MaxxECU MaxxECU GEN2 TRACK - OEM-E 26: Vehicle speed output (VSSOUT): no free frequency_out/tacho/low_side/ls_hs on MaxxECU MaxxECU GEN2 TRACK - OEM-E 13: Multiplex communication (SEFMJ): no free k_line on MaxxECU MaxxECU GEN2 TRACK - OEM-E 23: K-line (diagnostic): no free k_line on MaxxECU MaxxECU GEN2 TRACK - 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_docMaxxECU GEN2 pinout (RACE MX1–MX4 / TRACK MX1–MX3)http://www.maxxecu.com/webhelp/wirings-maxxecu_gen2_pinout.html
3forumFFS TechNet: K-series 02-06 RSX ECU pin diagram (Helm)https://ff-squad.com/technet2/k-series-02-06-rsx-ecu-pin-diagram/