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Home >> Jeep >> 2009 >> Commander Overland, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Power Liftgate Module (PLGM) - Electrical Diagnostics >> DTC Troubleshooting >> B1891-Power Liftgate Control Circuit 2 Low >> Possible Causes
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Possible Causes

Possible Causes 
(Q89) LIFTGATE CLOSE DRIVER CIRCUIT SHORTED TO GROUND
(Q89) LIFTGATE CLOSE DRIVER CIRCUIT SHORTED TO THE (Q88) LIFTGATE OPEN DRIVER CIRCUIT
(Q88) LIFTGATE OPEN DRIVER CIRCUIT SHORTED TO GROUND
POWER LIFTGATE DRIVE UNIT SHORTED
POWER LIFTGATE MODULE