Kyocera TASKalfa 308ci

(1) The add paper message appears while the paper is loaded on the MP tray

Step	Description	Assumed cause	Measures
1	Checking the connection	The connector is not connected properly Or wires are faulty.	Clean the connector terminal of the wire and re-insert them If there is no conductivity, replace the wire. MP paper sensor - Relay connector, Relay connector - Engine PWB
2	Replacing the actuator	The actuator is deformed	Replace the actuator of MP paper sensor
3	Checking the MP paper sensor	The MP paper sensor is not attached properly or is faulty	Reattach the MP paper sensor If not resolved, replace it
4	Replacing the Engine PWB	The engine PWB is faulty	Replace the engine PWB