I have error code e000020-0081 on a conon c3100 copier

http://www.fixya.com/support/t6140540-also_need_service#solution-section

Drum motor error

Check the connector and replace the motor

Waste toner bottle full, open front door, one screw, make sure small cut out in the neck of the bottle is clean afterwards.

C3100 Scanner carriage problem
The home position is not correct when
the power is turned on or at the start of
copying using the table.
Poor contact in the
connector terminals.
Check the connection of connector YC4 on
the scanner PWB and the connector on the
scanner home position switch, and the continuity
across the connector terminals. Repair
or replace if necessary.
Defective scanner
PWB.
Replace the scanner PWB and check for
correct operation.
Defective scanner
home position
switch.
Replace the scanner home position switch.
Defective scanner
motor.
Replace the scanner motor.
The mirror frame,
exposure lamp, or
scanner wire is
defective.
Check if the mirror flames and exposure
lamp are on the rail. And check the scanner
wire winds correctly.

took this from a diffirent kyocera copier but it will be the same scanner related code

call service c3100

You need to clean the image patch sensor, wich is located above the drum unit in copier.Use a lint free clotch.

OR, how many copies do you have with your drum? If over the 60000 replace the drum unit.

E800Auto power-off circuit problem

when i open the printer the unit will int.rot. and then the error will appear. tnx...From Canon Support Product : imageRUNNER C3100 / C3170 Title : E00351-0000 Problem

U4-2 Low fuser temp problem U4-3 High fuser temp problem U4-4 High fuser temp problem U4-6 High fuser temp problem

replace thermistor in fuser unit