General Information

Component Location





General Description

Power Tail Gate (hereinafter PTG) is the system which moves tail gate of vehicle by electronic motor so that user can open or close door with less force than required on manual operation. PTG consists of drive unit, handle, switch, warning buzzer, anti pinch (right/left) and cinch/latch (2 switch each). Drive unit is located at left D pillar (quarter panel). It is core part of PTG that drives leg which is connected with push rod by force of motor to move tail gate. beside that Drive unit consists of PTG ECU, motor,push rod, channel, clutch and two optical sensor When power gate open signal is received, PTG ECU operates motor of drive unit and pinion gear transmits drive force of motor into an up-and-down motion of leg. according to motion of leg, push rod move vertically to move gate. Optical sensor monitors these system operation and delivers it to PTG ECU.

DTC Description

The ECM sets DTC B2421 if there's short to battery in door motor harness

DTC Detecting Condition





Diagnostic Circuit