Code :

Code: U6-09
Description: LCC lift motor trouble
Causes: Sensor trouble, LCC control PWB trouble, gear breakage, lift motor trouble
Remedy: Use SIM4-2 and 4-3 to check the operation of the sensor and the lift motor. Use SIM15 to cancel the trouble.

Code: U6-20
Description: LCC communication trouble
Causes: Connector and harness connection trouble or disconnection, LCC control PWB trouble, control (PCU) PWB trouble, malfunction due to electrical noises
Remedy: Turn OFF/ON the power to cancel the trouble. Check the connector and the harness of the communication line.

Code: U6-21
Description: LCC transport motor trouble
Causes: Motor lock, motor RPM abnormality, an overcurrent to the motor, LCC control PWB trouble
Remedy: Use SIM4-3 to check the operation of the transport motor.

Code: U6-22
Description: LCC 24V power abnormality
Causes: Connector and harness connection trouble or disconnection, LCC control PWB trouble, power unit trouble
Remedy: Check the connector and the harness of the power line. Check that the power unit and the LCC control PWB is of 24V.

Code: U6-23
Description: LCC tray descending trouble (reverse winding detection)
Causes: Reverse winding of the LCC tray wire is detected.
Remedy: Case 1 Cause Reverse winding of the wire Check and remedy Check the wire. Case 2 Cause Connector and harness connection trouble Check and remedy Check connection of the connector and the harness. Case 3 Cause Reverse winding detection SW-ON, reverse winding detection SW trouble, LCC control PWB trouble Check and remedy Replace the reverse winding SW and the LCC control PWB.

Code: U6-24
Description: LCC tray lock detection trouble
Causes: Malfunction of the LCC tray lock mechanism is detected.
Remedy: Case 1 Cause Tray lock mechanism trouble Check and remedy Check the tray lock mechanism. Case 2 Cause Connector and harness connection trouble Check and remedy Check connection of the connector and the harness. Case 3 Cause Tray lock detection sensor trouble, LCC control PWB trouble Check and remedy Replace the tray lock detection sensor and the LCC control PWB.

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