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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> (Heating & Air Conditioning - Electrical Diagnostics) >> DTC Troubleshooting >> B1935-15 - Air Quality Sensor-Circuit Short To Battery Or Open >> Possible Causes

Possible Causes

Possible Causes
AIR QUALITY SENSOR WIRING HARNESS
AIR QUALITY SENSOR
HEATING VENTILATION AND A/C (HVAC) MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. 

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