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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> General Information >> OEM General Information >> (Security Gateway Module (SGW) - Electrical Diagnostics) >> DTC Troubleshooting >> B2199-16-Battery Voltage-Circuit Voltage Below Threshold >> Possible Causes

Possible Causes

Possible Causes
CHARGING SYSTEM LOW
FUSED B+ CIRCUIT HIGH RESISTANCE
IGNITION RUN/START CIRCUIT HIGH RESISTANCE
GROUND CIRCUIT HIGH RESISTANCE
SECURITY GATEWAY MODULE (SGW)

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