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Home >> Fiat >> 2017 >> 124 Spider Classica, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> (Blind Spot Module (BSM) - Electrical Diagnostics) >> DTC Troubleshooting >> U1A4B-97 Control Module Processor B-Component Or System Operation Obstructed Or Blocked >> When Monitored And Set Conditions
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When Monitored And Set Conditions

Set Conditions: 

Possible Causes
FOREIGN BODIES (REFLECTING OBJECTS) OR DIRT ON REAR BUMPER
FOREIGN BODIES (REFLECTING OBJECTS) OR DIRT ON BSM (BLIND SPOT MONITORING) MODULE, RIGHT SIDE
REAR BUMPER SURFACE DEFORMATION DUE TO REPAIR
FAULT OF BSM (BLIND SPOT MONITORING) MODULE, RIGHT SIDE