Check the plastic gears on the rear of the drums. Try to rotate them gently by hand; they should turn with slight resistance but should not be completely locked.
the machine back directly into a verified wall outlet (avoid surge protectors during testing).
for your specific Xerox model to test the YMC sensor manually. Xerox Fault Code 043-343
In simpler terms, the printer attempted to switch between its drive modes and the sensor responsible for confirming the switch didn't report back correctly.
Switch the power back on. Sometimes a simple restart clears temporary communication glitches. 2. Reseat Drum Cartridges Check the plastic gears on the rear of the drums
Third-party or poorly remanufactured toner cartridges often feature subpar plastics and gears that are prone to binding, which strains the drive motor.
The toner or drum cartridges can become stiff or locked up, preventing the drive gears from turning freely. for your specific Xerox model to test the
If cleanings and basic cable checks do not resolve the error, one of the following hardware components must be replaced: Failed Component Part Location / Reference Complexity PL 40.10 Item 12 Main Drive Assembly PL 40.05 Item 1 Drive PWB PL 1.10 Item 3 ESS PWB (Main Controller) PL 3.10 Item 6
Contact Xerox support or authorized service
