Code :

Code: E021-1003
Description: Black Developing Motor rotation error
Causes: It was judged that the Developing Motor did not rotate.
Remedy: 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4. Replace the Engine Controller PCB.

Code: E021-2000
Description: Error in startup of the Yellow Developing Motor
Causes: Revolution of the Developing Motor did not reach the specified value.
Remedy: 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4. Replace the Engine Controller PCB.

Code: E021-2001
Description: Error in startup of the Magenta Developing Motor
Causes: Revolution of the Developing Motor did not reach the specified value.
Remedy: 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4. Replace the Engine Controller PCB.

Code: E021-2002
Description: Error in startup of the Cyan Developing Motor
Causes: Revolution of the Developing Motor did not reach the specified value.
Remedy: 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4. Replace the Engine Controller PCB.

Code: E021-2003
Description: Error in startup of the Black Developing Motor
Causes: Revolution of the Developing Motor did not reach the specified value.
Remedy: 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4. Replace the Engine Controller PCB.

Code: E066-0000
Description: Environment Sensor error
Causes: An error in the Environment Sensor was detected.
Remedy: 1. Check the harness/connection of the Environment Sensor and the Engine Controller PCB. 2. Replace the Environment Sensor. 3. Replace the Engine Controller PCB.

Code: E078-0000
Description: Primary transfer disengagement mechanism error
Causes: Primary transfer disengagement mechanism did not work properly.
Remedy: 1. Check the harnesses/connectors connecting the Primary Transfer Disengagement Switch, the Primary Transfer Disengagement Solenoid and the Engine Controller PCB. 2. Replace the Primary Transfer Disengagement Switch. 3. Replace the Primary Transfer Disengagement Solenoid. 4. Replace the Engine Controller PCB.