Elantra GLS Sedan L4-1.8L (1997)
ABS Main Relay: Description and Operation
Fail Safe Relay, ABS / Traction Control
Fail safe relay supplies battery voltage to the modulator. After the ignition switch is turned ON, the relay goes on, if the initial check is good.
If a problem occurs in the ABS system, the ABS Control Module (ABSCM) disables the relay and the ABS is disabled.