Car, MERCEDES, R 251, 251.172 R 500 LL 4MATIC, Automatic air conditioning (AAC)

MB number for hardware: 2518206489

Diagnostic version: 0.37

Hardware number: 07.14

Software number: 07.45

Supplier: Hella

Diagnostic version: 00 25

Event 900E: Terminal 30 low voltage

9403: Rear shutoff flap motor LIN bus communication error

9604: Fehler: PTC, Keine Kommunikation (LIN)

Clear DTC

Fresh/recirculation air flap motor: 100 %

Target value of fresh/recirculation air flap motor: 100 %

Fresh/recirculation air flap motor: 1611 steps

Target value of fresh/recirculation air flap motor: 1611 steps

Stored fresh and recirculated air flaps adjustment motor travel: 1611 steps

Current fresh and recirculated air flaps adjustment motor travel: 1611 steps

Fresh and recirculation air flaps motor manufacturer: Elmos/Saia

Left air mix flap motor position: 88 %

Target left air mix flap motor position: 89 %

Left air mix flap motor position: 1207 steps

Target left air mix flap motor position: 1212 steps

Stored left air mix flap adjustment motor travel: 1362 steps

Current left air mix flap adjustment motor travel: 1362 steps

Left air mix flap motor manufacturer: Elmos/Saia

Right air mix flap actuator motor position: 91 %

Target right air mix flap actuator motor position: 91 %

Right air mix flap actuator motor position: 1126 steps

Target right air mix flap actuator motor position: 1131 steps

Stored right air mix flap adjustment motor travel: 1238 steps

Current right air mix flap adjustment motor travel: 1238 steps

Right air mix flap motor manufacturer: Elmos/Saia

Rear shutoff flap actuator motor position: 68 %

Target rear shutoff flap actuator motor position: 68 %

Rear shutoff flap actuator motor position: 1914 steps

Target rear shutoff flap actuator motor position: 1921 steps

Stored rear shutoff flap adjustment motor travel: 2800 steps

Current rear shutoff flap adjustment motor travel: 2800 steps

Rear shutoff flap motor manufacturer: Elmos/Saia

Center ventilation air flap actuator motor position: 59 %

Target center ventilation air flap actuator motor position: 59 %

Center ventilation air flap actuator motor position: 855 steps

Target center ventilation air flap actuator motor position: 852 steps

Stored center ventilation air flap adjustment motor travel: 1431 steps

Current center ventilation air flap adjustment motor travel: 1431 steps

Center ventilation air flap motor manufacturer: Not used

Left and right footwell flaps motor position: 100 %

Target left and right footwell flaps motor position: 100 %

Left and right footwell flaps motor position: 1050 steps

Target left and right footwell flaps motor position: 1050 steps

Stored left and right footwell flaps adjustment motor travel: 1050 steps

Current left and right footwell flaps adjustment motor travel: 1050 steps

Left and right footwell flaps motor manufacturer: Elmos/Saia

Left and right defroster flaps motor position: 100 %

Target left and right defroster flaps motor position: 100 %

Left and right defroster flaps motor position: 1467 steps

Target left and right defroster flaps motor position: 1467 steps

Stored left and right defroster flaps adjustment motor travel: 1467 steps

Current left and right defroster flaps adjustment motor travel: 1467 steps

Left and right defroster flaps motor manufacturer: Elmos/Saia

Rear air distribution flap actuator motor position: 0 %

Target rear air distribution flap actuator motor position: 0 %

Rear air distribution flap actuator motor position: 0 steps

Target rear air distribution flap actuator motor position: 0 steps

Stored rear air distribution flap adjustment motor travel: 832 steps

Current rear air distribution flap adjustment motor travel: 832 steps

Rear air distribution flap motor manufacturer: Elmos/Saia

Interior air temperature sensor: 23 °C

Ambient temperature sensor: 22 °C

Front evaporator temperature: 22 °C

Left side outlet temperature sensor: 24 °C

Right side outlet temperature sensor: 21 °C

Left footwell temperature sensor: 20 °C

Right footwell temperature sensor: 18 °C

Left center outlet temperature sensor: 35 °C

Right center outlet temperature sensor: 35 °C

Center rear interior temperature sensor: 24 °C

Refrigerant pressure: 2 bar

Sun sensor light intensity: 255 %

Terminal 30: 14 V

Supply voltage for sensor: 5 V

Request to A/C compressor: 0 %

Engine coolant temperature sensor: 91 °C

Engine speed: 637 rpm

Rear air conditioning refrigerant shutoff valve: Off

Heating water circulation pump: On

Compressor status or cause for compressor cutout: Button 'OFF' operated

Front blower capacity: 0 %

Front blower supply voltage: 0 V

Front blower motor: 0 A

Fresh and recirculation air flaps motor

Left air mix flap motor

Right air mix flap motor

Rear shutoff flap positioning motor

Left and right defroster flaps motor

Left and right footwell flaps motor

Center ventilation flap motor

Diverter flap actuator motor

Rear air distribution flap positioning motor

Blower motor

Electric suction fan

Illumination

AC compressor

Heating water circulation pump

Closing air recirculation flap (for cleaning)