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Home >> Jeep >> 2009 >> Commander Overland, 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Power Liftgate Module (PLGM) - Electrical Diagnostics >> DTC Troubleshooting >> U0019-Can B Bus >> Possible Causes

Possible Causes

Possible Causes 
ACTIVE U0019 CAN B BUS DTC IN FRONT CONTROL MODULE
(D55) CAN B BUS (+) CIRCUIT OPEN
(D54) CAN B BUS (-) CIRCUIT OPEN
(D54) CAN B BUS (-) CIRCUIT FOR A SHORT TO THE (D55) CAN B BUS (+) CIRCUIT
(D54) CAN B BUS (-) CIRCUIT FOR A SHORT TO VOLTAGE
(D55) CAN B BUS (+) CIRCUIT FOR A SHORT TO VOLTAGE
(D54) CAN B BUS (-) CIRCUIT FOR A SHORT TO GROUND
(D55) CAN B BUS (+) CIRCUIT FOR A SHORT TO GROUND
POWER LIFTGATE MODULE
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