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Home >> Alfa Romeo >> 2017 >> 4C Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> (Instrument Cluster - Electrical Diagnostics) >> DTC Troubleshooting >> U1726-87-Sensing And Diagnostic Module (SDM) - Missing Message >> When Monitored And Set Conditions

When Monitored And Set Conditions

Possible Causes
CAN LINE WIRING BETWEEN THE INSTRUMENT PANEL CLUSTER AND THE OCCUPANT RESTRAINT CONTROLLER
INSTRUMENT PANEL CLUSTER CONNECTORS
OCCUPANT RESTRAINT CONTROLLER CONNECTORS
INSTRUMENT PANEL CLUSTER POWER SUPPLY
OCCUPANT RESTRAINT CONTROLLER POWER SUPPLY
INSTRUMENT PANEL CLUSTER
OCCUPANT RESTRAINT CONTROLLER

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