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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> (Comfort Seats And Wheel Module (CSWM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1002-24-Lift Or Backrest Button - Signal Stuck High >> Possible Causes

Possible Causes

Possible Causes
DRIVER SEAT SWITCH REAR VERTICAL/HORIZONTAL SWITCH MUX CIRCUIT OPEN OR HIGH RESISTANCE
DRIVER SEAT SWITCH REAR VERTICAL/HORIZONTAL SWITCH MUX CIRCUIT SHORT TO GROUND
DRIVER SEAT SWITCH REAR VERTICAL/HORIZONTAL SWITCH MUX CIRCUIT SHORT TO VOLTAGE
DRIVER SEAT SWITCH
COMFORT SEAT AND WHEEL MODULE (CSWM)

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