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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Body & Frame >> Seats >> (Comfort Seats And Wheel Module (CSWM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1EB2-29-Passenger Seat Heater Temperature Sensor - Signal Invalid >> Possible Causes

Possible Causes

Possible Causes
PASSENGER FRONT HEATED SEAT TEMP SENSE CIRCUIT OPEN OR HIGH RESISTANCE
SEAT SWITCH/SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
PASSENGER FRONT HEATED SEAT TEMP SENSE CIRCUIT SHORTED TO VOLTAGE
PASSENGER FRONT HEATED SEAT TEMP SENSE CIRCUIT SHORTED TO GROUND
PASSENGER FRONT SEAT HEATER
COMFORT SEAT AND WHEEL MODULE (CSWM)

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