Connectors
MICROSQUIRT-A
face not drawn
| Point | Function | Family | Evidence | Destination |
|---|---|---|---|---|
| +12V In | Power in | single_source | SP-14V-1 | |
| CANH | CAN high | single_source | not connected | |
| CANL | CAN low | single_source | not connected | |
| VR2+ | Crank / cam | single_source | OEM-2-GCam position (CAS G) | |
| SPAREADC2 (MAF) | Analog in | single_source | OEM-2-OMass air flow (MAF) | |
| FLEX | Digital in | single_source | OEM-1-PPower steering pressure switch | |
| FIDLE | Low-side out | single_source | OEM-2-TFuel pump relay | |
| FP (pump) | Low-side out | single_source | OEM-1-JA/C relay | |
| INJ 1 | Injector | single_source | OEM-2-UInjector 1 | |
| INJ 2 | Injector | single_source | OEM-2-VInjector 2 | |
| SPK B (IGN2) | Ignition | single_source | OEM-1-GIgnition 1 (coils 1+4, wasted spark) | |
| SPK A (IGN 1) | Ignition | single_source | OEM-1-HIgnition 2 (coils 2+3, wasted spark) | |
| RX | No data | single_source | not connected | |
| TX | No data | single_source | not connected | |
| BOOT LOAD | No data | single_source | not connected | |
| ALED | Low-side out | single_source | OEM-1-RCooling fan relay | |
| WLED | Low-side out | single_source | OEM-2-SCondenser fan relay | |
| Sensor Ground | Sensor ground | single_source | SP-0V-1 | |
| Serial Ground | Sensor ground | single_source | SP-0V-1 | |
| Sensor Ground | Sensor ground | single_source | SP-0V-1 | |
| VR2- | Crank / cam | single_source | not connected | |
| POWER GROUND | Ground | single_source | SP-GND-1 | |
| POWER GROUND | Ground | single_source | SP-GND-1 | |
| MAP | Analog in | single_source | not connected | |
| CLT | Temp in | single_source | OEM-2-QCoolant temperature (ECT) | |
| MAT | Temp in | single_source | OEM-2-PIntake air temperature (IAT) | |
| TPS | Analog in | single_source | OEM-2-MThrottle position (TPS) | |
| TPS VREF (5V) | 5V / 8V ref | single_source | OEM-2-K+5V sensor supply | |
| SPAREADC | Analog in | single_source | OEM-1-QA/C request | |
| OPTO+ | Digital in | single_source | OEM-1-MVehicle speed | |
| OPTO- | Digital in | single_source | OEM-1-CStart signal | |
| VR1+ | Crank / cam | single_source | OEM-2-ECrank position (CAS NE) | |
| VR1- | Crank / cam | single_source | not connected | |
| O2 | O2 narrowband | single_source | OEM-2-NO2 sensor | |
| TACHO | Tacho out | single_source | OEM-2-ITachometer output |
Mates
No mated connectors (e.g. OEM plug ↔ adapter header).
mates with