240SX L4-2.4L (KA24DE) (1993)
ECCS (Engine Management) Relay: Description and Operation
Fuse Link And Relay Box
The ECCS/EFI relay, located in the engine compartment, in the fuse and relay panel next to the battery, supplies voltage to the ECM. When the
ignition key is in the ON or START position, battery voltage is supplied to the relay. This closes the relay allowing battery voltage to supplied to
the ECM.