LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2009 >> Commander Overland, RWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Power Liftgate Module (PLGM) - Electrical Diagnostics >> DTC Troubleshooting >> B1966-Power Liftgate Sensor Supply High >> Possible Causes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Possible Causes

Possible Causes 
(Q901) LOGIC GROUND OPEN
(Q203) POSITION SENSOR SUPPLY CIRCUIT OPEN
(Q203) POSITION SENSOR SUPPLY CIRCUIT SHORTED TO BATTERY
POWER LIFTGATE DRIVE UNIT
POWER LIFTGATE MODULE