Here are the codes for 08-400
Thermistor heater status counter
0: No error occurrence
1: C41 1st thermistor or heater error
when starting W-UP
2: C41 2nd thermistor or heater error
when starting W-UP
3: Reserved
4: C43 Thermistor error during W-UP
5: C44 Heater error during W-UP
6: C43 Thermistor error after ready
7: C44 Heater error after ready
8: C45 Heater end thermistor error after
ready (High temperature)
9: C44 High temperature heater error
10: C45 Heater end thermistor error after
ready (Low temperature)
Check your thermistors and your heater lamp.
Hope this helps