Samsung Multifunction Printer Error Code #06-016

Error #06-016 signals a fault with the toner concentration (T/C) sensor inside the imaging unit. This sensor monitors how much toner is present in the developer assembly during printing. When the printer detects a signal problem from this sensor, it stops operation and displays this code. The issue can originate from a loose harness, a damaged connector, a failed sensor, or a worn imaging unit.

A simple power cycle may temporarily clear the error, but if the underlying hardware fault is not resolved, the code will return quickly. This error is tied to a sensor hardware condition rather than a software state, so a permanent fix requires addressing the T/C sensor harness or the imaging unit itself. Resetting without repairing the root cause is not a reliable solution.

If the fix is a reseated harness connection, there is no parts cost involved. If the wiring harness needs replacement, costs are typically in the range of $10 to $40 for the part. Replacing the full imaging unit, which is the more involved repair, generally runs between $60 and $150 or more depending on the specific printer model. Adding a technician labor fee will increase the total, so weigh repair cost against the printer's age and value.

Start by checking the T/C sensor harness connection, as a loose or poorly seated connector is the most common cause of this error. Power the printer off, reseat the imaging unit, and confirm the harness is firmly connected at both ends. If the connection is secure and the error persists, inspect the wiring for damage and consider replacing the imaging unit or the T/C sensor itself.

The printer will typically halt printing when this error is active, which is by design to prevent poor output and potential internal damage. Attempting to force the printer to operate through this fault is not recommended. Addressing the error promptly protects both print quality and the longevity of internal components.