0x12F0E7, No Start / No Flame In Production Mode
- check fuel supply - check air inlet and exhaust pipes - for further information see workshop manual - clear error memory
What you'll see
No driver-visible symptom recorded.
System reaction
- this DTC is stored in the error memory - start procedure is aborted - failure afterrun is initiated Heater Actions: * This DTC is a warning
Diagnostic depth
Enable Condition: This error is only detected while starting phase (LS.Internal.HeaterStateSimplified = HeaterBurnerStarting) and a testrun (production mode) is active (fSfTestRequest = 1) Mature Threshold: Formation of flame not detected within permitted time. This DTC is reported by the heater core software. De-mature Criteria: Stable combustion reached after restart of heater: Heating request is switched off (HeaterModeRequest = DeactivateHeater) and on (HeaterModeRequest = NormalMode) and state HEATER RUNNING is reached
- no stable flame even after repetition of start procedure in production mode - no fuel