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Flashcode evaluation

FLASHCODE EVALUATION

Flash pulses Fault cause and corrective measures
1 Flame detector has short or break, refer to 64 99... FAULT 02 FLAME DETECTOR 
2 Overvoltage or undervoltage at heater, charge battery.
3 Temperature sensor has short-circuit, refer to 64 99... FAULT 05 TEMPERATURE SENSOR 
4 Flame detector defective (does not detect flame), refer to 64 99... FAULT 02 FLAME DETECTOR 
5 Flame detector defective (always detects flame), refer to 64 99... FAULT 02 FLAME DETECTOR 
none Combustion air blower or, refer to 64 99... FAULT 01 COMBUSTION AIR BLOWER 
glow plug or, refer to 64 99... FAULT 03 GLOW PLUG 
metering pump defective. refer to 64 99... FAULT 06 PARK HEATING METERING PUMP