2K8
1-4-15
7001 Toner motor K error
When the toner motor K is driven, the
toner motor K over-current detection sig-
nal is detected continuously for 50 times
(5 s) at 100 ms intervals.
Defective harness
between toner
motor K and
engine PWB
(YC22), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective drive
transmission
system of the toner
motor K.
Check if the gears rotate smoothly. If not,
grease the bushings and gears. Check for
broken gears and replace if any.
Defective toner
motor K.
Replace the toner motor K.
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
7002 Toner motor C error
When the toner motor C is driven, the
toner motor C over-current detection sig-
nal is detected continuously for 50 times
(5 s) at 100 ms intervals.
Defective harness
between toner
motor C and
engine PWB
(YC24), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective drive
transmission
system of the toner
motor C.
Check if the gears rotate smoothly. If not,
grease the bushings and gears. Check for
broken gears and replace if any.
Defective toner
motor C.
Replace the toner motor C.
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
7003 Toner motor M error
When the toner motor M is driven, the
toner motor M over-current detection sig-
nal is detected continuously for 50 times
(5 s) at 100 ms intervals.
Defective harness
between toner
motor M and
engine PWB
(YC25), or
improper connec-
tor insertion.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective drive
transmission
system of the toner
motor M.
Check if the gears rotate smoothly. If not,
grease the bushings and gears. Check for
broken gears and replace if any.
Defective toner
motor M.
Replace the toner motor M.
Defective engine
PWB.
Replace the engine PWB (See page 1-5-
29).
Code Contents
Remarks
Causes Check procedures/corrective measures