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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> (Radio Frequency Module (RF Hub) - Electrical Diagnostics) >> DTC Troubleshooting >> B1054-86 - Brake Pedal Switch - Signal Invalid >> Possible Causes

Possible Causes

Possible Causes
ABS ICU OR RF HUB HARNESS CONNECTOR
BRAKE SIGNAL CIRCUIT OPEN OR SHORTED TO GROUND
ABS ICU

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.  Refer to STANDARD PROCEDURE .