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Home >> Jeep >> 2008 >> Liberty Limited, 4WD, Part Time >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window System - Electrical Diagnostics >> Power Windows - Electrical Diagnostics >> DTC Troubleshooting >> B1856-Driver Window Motor Control Circuit Open - DDM >> Possible Causes

Possible Causes

Possible Causes 
(Q321) (LHD) LEFT FRONT WINDOW EXPRESS DOWN DRIVER CIRCUIT OPEN
(Q322) (RHD) RIGHT FRONT WINDOW EXPRESS DOWN DRIVER CIRCUIT OPEN
(Q311) (LHD) LEFT FRONT WINDOW EXPRESS UP DRIVER CIRCUIT OPEN
(Q312) (RHD) RIGHT FRONT WINDOW EXPRESS UP DRIVER CIRCUIT OPEN
WINDOW MOTOR (REGULATOR)
DRIVER DOOR MODULE (DDM)