Anti-Lock Warning Lamp On

System Relay and Anti-Lock Warning Lamp Relay De-Energized.
When the ANTI-LOCK warning lamp is on, there is no current flow from the (CAB) at pin 57. The system relay coil is NOT energized. No current flows to pins 47 and 50 (modulator valve power), or to the ANTI-LOCK warning lamp relay coil. Thus, the ANTI-LOCK warning lamp relay is not energized. The ANTI - LOCK warning lamp is grounded through the ANTI-LOCK warning lamp relay contacts. The ANTI-LOCK warning lamp is illuminated.