B1D35
Hazards switch connection circuit
B1D33
Flame interruption during normal operation
B1D32
Multiple flame interruption during heating cycle
B1D31
Flame detected prior to normal operation
B1D30
No start in test mode
B1D29
No start, even after restart attempt
B1D28
Fuel pre-heater circuit
B1D27
Coolant pump circuit / Heater coolant pump
B1D25
Dosing pump circuit / Fuel pump heater
B1D24
Glow plug circuit