Car, MERCEDES, S 220, 220.178 S 600, Automatic air conditioning (AAC)

Climate control - Automatic air conditioning (AAC) - 0

Identification

MB number for hardware: 22 08 30 01 85

Diagnostic version: 2.5

Hardware number: 18.99

Software number: 23.99

Supplier: VDO

Diagnostic version: 45

VIN no: --

DTC

B1000: Automatic air condition module (AAC) malfunction

B1241: Refrigerant level is too low

Controls

Clear DTC

Data stream

A/C evaporator temperature sensor: 64 °C

Left heat exchanger temperature sensor: 68 °C

Right heat exchanger temperature sensor: 84 °C

In-car temperature sensor: 1 °C

OCP: N70b1 (in-car temperature sensor): 80 °C

SAM-FL: B14 (Ambient temperature display temperature sensor): 80 °C

Engine management: B11/4 (Coolant temperature sensor): 40 °C

SAM-FL: B12 (Refrigerant pressure sensor): 80 bar

SAM-FL: B12/1 (Refrigerant temperature sensor): 127 °C

Request to component A31y1 (Left dual valve): 128 %

Request to component A31y2 (Right dual valve): 128 %

Multifunction sensor dewpoint temperature: 50 °C

Blower motor: 1.20 V

A/C compressor: 51 %

Request to component A31m1 (Coolant circulation pump): Off

Request to A/C compressor: Off

Request to in-car sensor blower (OCP): Off

Request to rear window defroster: Off

Request for recirculated air mode: On

C-AAC sun sensor (4 in total) total light intensity: 32 %

Right front sun sensor light intensity: 102 %

Left front sun sensor light intensity: 19 %

Right rear sun sensor light intensity: 19 %

Left rear sun sensor light intensity: 19 %

Multifunction sensor CO value: 255

Multifunction sensor NOx value: 255

SAM-FL: feed back from component A9 (A/C compressor): On

Engine management: emergency off circuit of A/C compressor: Off

Normalizing of positioning motors: Not active

Left defroster nozzle flap motor: 80 %

Left footwell flap actuator motor: 100 %

Left center vent temperature regulating flap actuator motor: 53 %

Left center vent diverter flap actuator motor: 38 %

Fresh air and recirculated air flap actuator motor: 43 %

A32m2 (Activated charcoal filter flap adjustment motor): 48 %

Right defroster nozzle flap actuator motor: 48 %

Right footwell flap actuator motor: 36 %

Right center vent temperature regulating flap actuator motor: 128 %

Right center vent diverter flap actuator motor: 80 %

Blower: basic setting: 0.33 V

Temperature: basic setting: 46 °C

Actuators test

Controls

Recirculating air flap actuator

Blower motor

Illumination

Compressor test