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MX-5 Miata NA8 1994-97 (BP-ZE, 1.8) → MoTeC M130 13130 (auto)

MX-5 Miata NA8 1994-97 (BP-ZE, 1.8) — MoTeC — M130
Drawn by Michael Gnankou · Rev 0 · proposal · 2026-10-05

Revisions

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Schematic

M130-AM130-BOEM-1OEM-2SP-0VSP-14VSP-GND

Connectors

M130-A

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Half Bridge Output 2—W29—0.5OEM-2-X———
10Battery Negative 1—W8—0.85SP-GND-1———
11Battery Negative 2—W9—0.85SP-GND-1———
12Low Side Ignition 7————————
13Low Side Ignition 8————————
14Analogue Voltage Input 1—W30—0.5OEM-2-O———
15Analogue Voltage Input 2—W31—0.5OEM-2-M———
16Analogue Voltage Input 3—W32—0.5OEM-2-N———
17Analogue Voltage Input 4————————
18Half Bridge Output 1—W28—0.5OEM-2-R———
19Peak Hold Injector 1—W18—0.5OEM-2-U———
2Sensor 5.0V A—W13—0.5OEM-2-K———
20Peak Hold Injector 2—W20—0.5OEM-2-Y———
21Peak Hold Injector 3—W22—0.5OEM-1-J———
22Peak Hold Injector 4—W23—0.5OEM-1-R———
23Low Side Injector 1—W19—0.5OEM-2-V———
24Low Side Injector 2—W21—0.5OEM-2-Z———
25Analogue Voltage Input 5————————
26Battery Positive—W2—0.85SP-14V-1———
27Peak Hold Injector 5—W24—0.5OEM-2-S———
28Peak Hold Injector 6—W25—0.5OEM-2-T———
29Peak Hold Injector 7—W26—0.5OEM-2-W———
3Low Side Ignition 1—W16—0.5OEM-1-G———
30Peak Hold Injector 8—W27—0.5OEM-1-E———
31Half Bridge Output 3————————
32Half Bridge Output 4————————
33Half Bridge Output 5————————
34Half Bridge Output 6————————
4Low Side Ignition 2—W17—0.5OEM-1-H———
5Low Side Ignition 3————————
6Low Side Ignition 4————————
7Low Side Ignition 5————————
8Low Side Ignition 6————————
9Sensor 5.0V B————————

M130-B

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Universal Digital Input 1—W14—0.5OEM-2-E———
10Universal Digital Input 5—W37—0.5OEM-1-P———
11Universal Digital Input 6—W38—0.5OEM-1-Q———
12Battery Backup—W3—0.85OEM-1-A———
13Knock Input 2————————
14Universal Digital Input 7—W39—0.5OEM-1-V———
15Sensor 0V A—W11—0.5SP-0V-1———
16Sensor 0V B—W12—0.5SP-0V-1———
17CAN Bus 1 High————————
18CAN Bus 1 Low————————
19Sensor 6.3V————————
2Universal Digital Input 2—W15—0.5OEM-2-G———
20Analogue Voltage Input 6————————
21Analogue Voltage Input 7————————
22Analogue Voltage Input 8————————
23Ethernet Transmit +————————
24Ethernet Transmit -————————
25Ethernet Receive +————————
26Ethernet Receive -————————
3Analogue Temperature Input 1—W33—0.5OEM-2-Q———
4Analogue Temperature Input 2—W34—0.5OEM-2-P———
5Analogue Temperature Input 3————————
6Analogue Temperature Input 4————————
7Knock Input 1————————
8Universal Digital Input 3—W35—0.5OEM-1-M———
9Universal Digital Input 4—W36—0.5OEM-1-C———

OEM-1

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
AConstant +12V—W3—0.85M130-B-12———
BECU power +14V (main relay)—W1—0.85SP-14V-1———
CStart signal—W36—0.5M130-B-9———
EMalfunction indicator lamp (MIL)—W27—0.5M130-A-30———
GIgnition 1 (coils 1+4, wasted spark)—W16—0.5M130-A-3———
HIgnition 2 (coils 2+3, wasted spark)—W17—0.5M130-A-4———
JA/C relay—W22—0.5M130-A-21———
MVehicle speed—W35—0.5M130-B-8———
PPower steering pressure switch—W37—0.5M130-B-10———
QA/C request—W38—0.5M130-B-11———
RCooling fan relay—W23—0.5M130-A-22———
VNeutral/clutch switch—W39—0.5M130-B-14———

OEM-2

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
APower ground—W4—0.85SP-GND-1———
BPower ground—W5—0.85SP-GND-1———
CPower ground—W6—0.85SP-GND-1———
DPower ground—W7—0.85SP-GND-1———
ECrank position (CAS NE)—W14—0.5M130-B-1———
FMAF ground—W10—0.5SP-0V-1———
GCam position (CAS G)—W15—0.5M130-B-2———
ITachometer output————————
K+5V sensor supply—W13—0.5M130-A-2———
MThrottle position (TPS)—W31—0.5M130-A-15———
NO2 sensor—W32—0.5M130-A-16———
OMass air flow (MAF)—W30—0.5M130-A-14———
PIntake air temperature (IAT)—W34—0.5M130-B-4———
QCoolant temperature (ECT)—W33—0.5M130-B-3———
RPRC solenoid (fuel pressure regulator)—W28—0.5M130-A-18———
SCondenser fan relay—W24—0.5M130-A-27———
TFuel pump relay—W25—0.5M130-A-28———
UInjector 1—W18—0.5M130-A-19———
VInjector 2—W19—0.5M130-A-23———
WISC solenoid—W26—0.5M130-A-29———
XEvap purge solenoid—W29—0.5M130-A-1———
YInjector 3—W20—0.5M130-A-20———
ZInjector 4—W21—0.5M130-A-24———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W10—0.5OEM-2-F———
1——W11—0.5M130-B-15———
1——W12—0.5M130-B-16———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-1-B———
1——W2—0.85M130-A-26———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W4—0.85OEM-2-A———
1——W5—0.85OEM-2-B———
1——W6—0.85OEM-2-C———
1——W7—0.85OEM-2-D———
1——W8—0.85M130-A-10———
1——W9—0.85M130-A-11———

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-1-AConstant +12Vpower_inM130-B-12Battery Backuppower_insingle_source
OEM-1-BECU power +14V (main relay)power_inM130-A-26Battery Positivepower_insingle_source
OEM-1-CStart signaldigital_inM130-B-9Universal Digital Input 4digital_insingle_source
OEM-1-EMalfunction indicator lamp (MIL)low_side_outM130-A-30Peak Hold Injector 8injector_outsingle_source
OEM-1-GIgnition 1 (coils 1+4, wasted spark)ignition_outM130-A-3Low Side Ignition 1ignition_outsingle_source
OEM-1-HIgnition 2 (coils 2+3, wasted spark)ignition_outM130-A-4Low Side Ignition 2ignition_outsingle_source
OEM-1-JA/C relaylow_side_outM130-A-21Peak Hold Injector 3injector_outsingle_source
OEM-1-MVehicle speeddigital_inM130-B-8Universal Digital Input 3digital_insingle_source
OEM-1-PPower steering pressure switchdigital_inM130-B-10Universal Digital Input 5digital_insingle_source
OEM-1-QA/C requestdigital_inM130-B-11Universal Digital Input 6digital_insingle_source
OEM-1-RCooling fan relaylow_side_outM130-A-22Peak Hold Injector 4injector_outsingle_source
OEM-1-VNeutral/clutch switchdigital_inM130-B-14Universal Digital Input 7digital_insingle_source
OEM-2-APower groundgroundM130-A-10 + M130-A-11Battery Negative 1 + Battery Negative 2groundsingle_source
OEM-2-BPower groundgroundM130-A-10 + M130-A-11Battery Negative 1 + Battery Negative 2groundsingle_source
OEM-2-CPower groundgroundM130-A-10 + M130-A-11Battery Negative 1 + Battery Negative 2groundsingle_source
OEM-2-DPower groundgroundM130-A-10 + M130-A-11Battery Negative 1 + Battery Negative 2groundsingle_source
OEM-2-ECrank position (CAS NE)trigger_inM130-B-1Universal Digital Input 1digital_insingle_source
OEM-2-FMAF groundsensor_groundM130-B-15 + M130-B-16Sensor 0V A + Sensor 0V Bsensor_groundsingle_source
OEM-2-GCam position (CAS G)trigger_inM130-B-2Universal Digital Input 2digital_insingle_source
OEM-2-ITachometer outputtacho_out———single_source
OEM-2-K+5V sensor supplyvrefM130-A-2Sensor 5.0V Avrefsingle_source
OEM-2-MThrottle position (TPS)analog_inM130-A-15Analogue Voltage Input 2analog_insingle_source
OEM-2-NO2 sensorlambda_nb_inM130-A-16Analogue Voltage Input 3analog_insingle_source
OEM-2-OMass air flow (MAF)analog_inM130-A-14Analogue Voltage Input 1analog_insingle_source
OEM-2-PIntake air temperature (IAT)temp_inM130-B-4Analogue Temperature Input 2temp_insingle_source
OEM-2-QCoolant temperature (ECT)temp_inM130-B-3Analogue Temperature Input 1temp_insingle_source
OEM-2-RPRC solenoid (fuel pressure regulator)low_side_outM130-A-18Half Bridge Output 1hbridge_outsingle_source
OEM-2-SCondenser fan relaylow_side_outM130-A-27Peak Hold Injector 5injector_outsingle_source
OEM-2-TFuel pump relaylow_side_outM130-A-28Peak Hold Injector 6injector_outsingle_source
OEM-2-UInjector 1injector_outM130-A-19Peak Hold Injector 1injector_outsingle_source
OEM-2-VInjector 2injector_outM130-A-23Low Side Injector 1injector_outsingle_source
OEM-2-WISC solenoidlow_side_outM130-A-29Peak Hold Injector 7injector_outsingle_source
OEM-2-XEvap purge solenoidlow_side_outM130-A-1Half Bridge Output 2hbridge_outsingle_source
OEM-2-YInjector 3injector_outM130-A-20Peak Hold Injector 2injector_outsingle_source
OEM-2-ZInjector 4injector_outM130-A-24Low Side Injector 2injector_outsingle_source

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-1-BSP-14V-10.85no routeECU power +14V (main relay)—
W2SP-14V-1M130-A-260.85no routeBattery Positive—
W3OEM-1-AM130-B-120.85no routeConstant +12V—
W4OEM-2-ASP-GND-10.85no routePower ground—
W5OEM-2-BSP-GND-10.85no routePower ground—
W6OEM-2-CSP-GND-10.85no routePower ground—
W7OEM-2-DSP-GND-10.85no routePower ground—
W8SP-GND-1M130-A-100.85no routeBattery Negative 1—
W9SP-GND-1M130-A-110.85no routeBattery Negative 2—
W10OEM-2-FSP-0V-10.5no routeMAF ground—
W11SP-0V-1M130-B-150.5no routeSensor 0V A—
W12SP-0V-1M130-B-160.5no routeSensor 0V B—
W13OEM-2-KM130-A-20.5no route+5V sensor supply—
W14OEM-2-EM130-B-10.5no routeCrank position (CAS NE)—
W15OEM-2-GM130-B-20.5no routeCam position (CAS G)—
W16OEM-1-GM130-A-30.5no routeIgnition 1 (coils 1+4, wasted spark)—
W17OEM-1-HM130-A-40.5no routeIgnition 2 (coils 2+3, wasted spark)—
W18OEM-2-UM130-A-190.5no routeInjector 1—
W19OEM-2-VM130-A-230.5no routeInjector 2—
W20OEM-2-YM130-A-200.5no routeInjector 3—
W21OEM-2-ZM130-A-240.5no routeInjector 4—
W22OEM-1-JM130-A-210.5no routeA/C relay—
W23OEM-1-RM130-A-220.5no routeCooling fan relay—
W24OEM-2-SM130-A-270.5no routeCondenser fan relay—
W25OEM-2-TM130-A-280.5no routeFuel pump relay—
W26OEM-2-WM130-A-290.5no routeISC solenoid—
W27OEM-1-EM130-A-300.5no routeMalfunction indicator lamp (MIL)—
W28OEM-2-RM130-A-180.5no routePRC solenoid (fuel pressure regulator)—
W29OEM-2-XM130-A-10.5no routeEvap purge solenoid—
W30OEM-2-OM130-A-140.5no routeMass air flow (MAF)—
W31OEM-2-MM130-A-150.5no routeThrottle position (TPS)—
W32OEM-2-NM130-A-160.5no routeO2 sensor—
W33OEM-2-QM130-B-30.5no routeCoolant temperature (ECT)—
W34OEM-2-PM130-B-40.5no routeIntake air temperature (IAT)—
W35OEM-1-MM130-B-80.5no routeVehicle speed—
W36OEM-1-CM130-B-90.5no routeStart signal—
W37OEM-1-PM130-B-100.5no routePower steering pressure switch—
W38OEM-1-QM130-B-110.5no routeA/C request—
W39OEM-1-VM130-B-140.5no routeNeutral/clutch switch—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (11)

SeverityCodeSubjectMessage
warnNET_FAMILYOEM-2-E ↔ M130-B-1OEM-2-E "Crank position (CAS NE)" [trigger_in] is wired to M130-B-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-2-G ↔ M130-B-2OEM-2-G "Cam position (CAS G)" [trigger_in] is wired to M130-B-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-2-R ↔ M130-A-18OEM-2-R "PRC solenoid (fuel pressure regulator)" [low_side_out] is wired to M130-A-18 "Half Bridge Output 1" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
warnNET_FAMILYOEM-2-X ↔ M130-A-1OEM-2-X "Evap purge solenoid" [low_side_out] is wired to M130-A-1 "Half Bridge Output 2" [hbridge_out]. A half-bridge can act as a low-side switch only if configured that way.
infoNET_FAMILYOEM-1-E ↔ M130-A-30OEM-1-E "Malfunction indicator lamp (MIL)" [low_side_out] is wired to M130-A-30 "Peak Hold Injector 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-1-J ↔ M130-A-21OEM-1-J "A/C relay" [low_side_out] is wired to M130-A-21 "Peak Hold Injector 3" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-1-R ↔ M130-A-22OEM-1-R "Cooling fan relay" [low_side_out] is wired to M130-A-22 "Peak Hold Injector 4" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-2-S ↔ M130-A-27OEM-2-S "Condenser fan relay" [low_side_out] is wired to M130-A-27 "Peak Hold Injector 5" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-2-T ↔ M130-A-28OEM-2-T "Fuel pump relay" [low_side_out] is wired to M130-A-28 "Peak Hold Injector 6" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-2-W ↔ M130-A-29OEM-2-W "ISC solenoid" [low_side_out] is wired to M130-A-29 "Peak Hold Injector 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoUNMAPPEDOEM1 optional OEM pins are not mapped: OEM-2-I Tachometer output

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. Not wired: - OEM-2 I: Tachometer output: no free tacho/frequency_out/low_side/ls_hs on MoTeC M130

Sources

ReliabilityKindTitleURL
4vendor_docLink G4X MX5X install manual (NA 1.6/1.8)https://linkecu.com/documentation/MX5X.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