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

Power, grounds & main relay

Battery, ignition switch, main relay, ECU +12 V and power grounds.

Battery +12 VBattery −Chassis / blockIgnition swFuse 5 AMain relayCoil ← LS1330 ← batt fuseRace Core F7B18 +12 V RawB23 +12 V MRA10 LS13 coilA17/18/24/B19 GND+12MR out → B23
ECU-controlled main relay. Fuse B18 at 5 A. Fuse the main-relay feed at 15–25 A.