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Home >> Alfa Romeo >> 2017 >> 4C Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> (Instrument Cluster - Electrical Diagnostics) >> DTC Troubleshooting >> U1700-86-Body Computer Module (BCM) - Signal Invalid >> When Monitored And Set Conditions

When Monitored And Set Conditions

Possible Causes
CAN LINE WIRING BETWEEN THE INSTRUMENT PANEL CLUSTER AND THE BODY CONTROL MODULE
INSTRUMENT PANEL CLUSTER CONNECTORS
BODY CONTROL MODULE CONNECTORS
INSTRUMENT PANEL CLUSTER POWER SUPPLY
BODY CONTROL MODULE POWER SUPPLY
INSTRUMENT PANEL CLUSTER
BODY CONTROL MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  STANDARD PROCEDURE  .