• Code: E301
• Description: Insufficient light intensity at shading
• Remedy: When the same error repeatedly occurs although the power is turned OFF and then ON for several times, execute the following remedies.
  (1) Check the connection between the Main Controller PCB and the CIS Unit. (J2)
  (2) Replace CIS Unit.
  (3) Replace the Main Controller PCB.

• Code: E744
• Description: System error
• Remedy: When the same error repeatedly occurs although the power is turned OFF and then ON for several times, execute the following remedies.
  (1) Replace the Main Controller PCB.
  (2) Replace the Engine Controller PCB.