RACE CORE

Installation

Wiring diagrams

Schematic views in the same order as a hardware manual: power first, then injectors and coils, then sensors and CAN.

Power, grounds & main relayPort injectorsSmart coilsMAP sensorThrottle positionCLT & IATCrank VRCrank HallElectronic throttleCAN busWideband (analog + CAN)Fuel pump & fan

CLT & IAT

Two-wire NTCs on Analog Temp 4 (CLT) and Analog Temp 2 (IAT).

CLT NTCTwo wiresIAT NTCTwo wiresRace Core Connector CC31 Analog Temp 4 CLTC30 Analog Temp 2 IATC3 Sensor GND
Two-wire NTC. Pull-up is inside the ECU. CLT → AT 4, IAT → AT 2.