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Home >> Mercedes Benz >> 2021 >> Metris Van Cargo >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments (05 Of 11) -- 447 Chassis >> Basic Knowledge >> Signal List, Caravan Control Unit, Air Conditioning System, Function - GF54.21-D-5060TSA

Signal List, Caravan Control Unit, Air Conditioning System, Function - GF54.21-D-5060TSA

Model 447 

with code JA3 (Intelligent body control.) 

with code XM7 (MOPF II) 

Model 907, 910 

with code JA3 (Intelligent body control.) 

SIGNAL LIST FOR AIR CONDITIONING SYSTEM LIN CONNECTIONS

Signal ID Type/number Signal name Function File type Value Name/range Setting/Step width
  Byte Bit            
008h 1 0 AACDometic_TempMode_Rq "iFeel" function 01_AACDometic_TempMode 0 Enable "iFeel" function activated.
            1 Disable "iFeel" function deactivated.
  1 1 AACDometic_Mode_A_Rq Operating mode A 01_AACDometic_Mode_A - - -
  1 2 AACDometic_FanMode_Rq Ventilation mode 01_AACDometic_FanMode 0 Auto Automatic mode
            1 Manual Manual mode
  1 3 AACDometic_SleepMode_Rq Sleep function 01_AACDometic_SleepMode 0 Disable Sleep function deactivated
            1 Enable Sleep function activated
  1 4 AACDometic_TimerOff Mode_Rq Timer flag OFF 01_AACDometic_TimerOffMode 0 Disable Timer OFF deactivated
            1 Enable Timer OFF activated
  1 5 AACDometic_TimerOn Mode_Rq Timer flag ON 01_AACDometic_TimerOnMode 0 Disable Timer ON deactivated
            1 Enable Timer ON activated
  1 6 AACDometic_Light_Rq Status of lighting system 01_AACDometic_Light 0 OFF Lighting system OFF
            1 ON Lighting system ON
  1 7 AACDometic_Power_Rq Air conditioning system status 01_AACDometic_Power 0 OFF Air conditioning system OFF
            1 ON Air conditioning system ON
008h 2 0 AACDometic_Mode_B_Rq Operating mode B
The value of the function is a combination of operating mode A and B.
02_AACDometic_Mode_B 0 DRY_AUTO A = 0, value = "DRY"
A = 1,
value = "AUTO"
            1 RES_COOL A = 0,
Value = "RESERVED"
A = 1,
value = "COOL"
            2 ACTIVE_VENT_HEAT A = 0,
Value = "ACTIVE
VENTILATION"
A = 1, value = "HEAT"
            3 RES_FAN A = 0,
Value = "RESERVED"
A = 1, value = "FAN"
  2 2 AACDometic_Speed_Rq Fan speed 02_AACDometic_Speed 0 Speed1 Stage 1
            1 Speed2 Stage 2
            2 Speed3 Stage 3
            3 Speed4 Stage 4
  2 4 AACDometic_Temp_Rq Specified temperature 04_AACDometic_Temp 0...15 -16...-1°C 1°C
008h 3 0 AACDometic_OnTimer MSBits_Rq Minutes ON, left 08_AACDometic_OnTimerMSBits 0...255 0...2550 min 10 min
  4 0 AACDometic_OffTimer MSBits_Rq Minutes OFF, left 08_AACDometic_OffTimerMSBits 0...255 0...2550 min 10 min
  5 0 AACDometic_TimerMin LSBits_Rq Remaining timer time within 10-minute cycle. 04_AACDometic_TimerMinL SBits - - -
  5 4 AACDometic_IFeelTemp_Rq Outside temperature for "iFeel" function 04_AACDometic_IFeelTemp 0...15 -16...-1°C 1°C
  6 0 AACDometic_Economy On_Rq Economy function status 01_AACDometic_Economy On 0 Disable Economy mode deactivated
            1 Enable Economy mode activated
  6 1 AACDometic_InverterOn_Rq External inverter function status 01_AACDometic_InverterOn 0 Disable External inverter deactivated
            1 Enable External inverter activated
  6 2 AACDometic_UVLamp_Rq Function status of UV lamp 01_AACDometic_UVLamp 0 Disable UV lamp deactivated
            1 Enable UV lamp activated
  6 3 AACDometic_DimmerLevel_Rq Lighting system level 05_AACDometic_DimmerLevel 0...31 5...160 % 5 %
  7 0 KLADometic_Rsrv2 Reserved for future use. Rsrv08 - - -
  8 0 AACDometic_RemoteCtrlDis Deactivate remote control. 01_AACDometic_RemoteCtrlDis 0 Enable Activated
            1 Disable Deactivated
Signal ID Type/number Signal name Function File type Value Name/range Setting/Step width
  Byte Bit            
017h 1 0 AACDometic_TempMode_Rs "iFeel" function 01_AACDometic_TempMode 0 Enable "iFeel" function activated.
            1 Disable "iFeel" function deactivated.
  1 1 AACDometic_Mode_A_Rs Operating mode A 01_AACDometic_Mode_A - - -
  1 2 AACDometic_FanMode_Rs Ventilation mode 01_AACDometic_FanMode 0 Auto Automatic mode
            1 Manual Manual mode
  1 3 AACDometic_SleepMode_Rs Sleep function 01_AACDometic_SleepMode 0 Disable Sleep function deactivated
            1 Enable Sleep function activated
  1 4 AACDometic_TimerOff Mode_Rs Timer flag OFF 01_AACDometic_TimerOffMode 0 Disable Timer OFF deactivated
            1 Enable Timer OFF activated
  1 5 AACDometic_TimerOn Mode_Rs Timer flag ON 01_AACDometic_TimerOnMode 0 Disable Timer ON deactivated
            1 Enable Timer ON activated
  1 6 AACDometic_Light_Rs Lighting system 01_AACDometic_Light 0 OFF Lighting system OFF
            1 ON Lighting system ON
  1 7 AACDometic_Power_Rs Air conditioning system status 01_AACDometic_Power 0 OFF Air conditioning system OFF
            1 ON Air conditioning system ON
017h 2 0 AACDometic_Mode_B_Rs Operating mode B
The value of the function is a combination of operating mode A and B.
02_AACDometic_Mode_B 0 DRY_AUTO A = 0, value = "DRY"
A = 1,
value = "AUTO"
            1 RES_COOL A = 0,
Value = "RESERVED"
A = 1,
value = "COOL"
            2 ACTIVE_VENT_HEAT A = 0,
Value = "ACTIVE
VENTILATION"
A = 1, value = "HEAT"
            3 RES_FAN A = 0,
Value = "RESERVED"
A = 1, value = "FAN"
  2 2 AACDometic_Speed_Rs Fan speed 02_AACDometic_Speed 0 Speed1 Stage 1
            1 Speed2 Stage 2
            2 Speed3 Stage 3
            3 Speed4 Stage 4
  2 4 AACDometic_Temp_Rs Specified temperature 04_AACDometic_Temp 0...15 -16...-1°C 1°C
017h 3 0 AACDometic_OnTimer MSBits_Rs Minutes ON, left 08_AACDometic_OnTimerMSBits 0...255 0...2550 min 10 min
  4 0 AACDometic_OffTimer MSBits_Rs Minutes OFF, left 08_AACDometic_OffTimerMSBits 0...255 0...2550 min 10 min
  5 0 AACDometic_TimerMin LSBits_Rs Remaining timer time within 10-minute cycle. 04_AACDometic_TimerMinL SBits - - -
  5 4 AACDometic_IFeelTemp_Rs Outside temperature for "iFeel" function 04_AACDometic_IFeelTemp 0...15 -16...-1°C 1°C
  6 0 AACDometic_Economy On_Rs Economy function status 01_AACDometic_Economy On 0 Disable Economy mode deactivated
            1 Enable Economy mode activated
  6 1 AACDometic_InverterOn_Rs External inverter function status 01_AACDometic_InverterOn 0 Disable External inverter deactivated
            1 Enable External inverter activated
  6 2 AACDometic_UVLamp_Rs Function status of UV lamp 01_AACDometic_UVLamp 0 Disable UV lamp deactivated
            1 Enable UV lamp activated
  6 3 AACDometic_DimmerLevel_Rs Lighting system level 05_AACDometic_DimmerLevel 0...31 5...160 % 5 %
017h 7 0 - - - - - -
  7 1 AACDometic_CompRun Compressor status 01_AACDometic_CompRun 0 OFF Compressor OFF
            1 ON Compressor ON
  7 2 AACDometic_UVLamp On Status of UV lamp 01_AACDometic_UVLampOn 0 OFF UV lamp OFF
            1 ON UV lamp ON
  7 3 AACDometic_IntTemp Vehicle interior temperature 05_AACDometic_IntTemp - - -
  8 0 AACDometic_LocalChange Status changed by external actuation 01_AACDometic_LocalChange 1 Sync_Request Synchronization request
  8 1 AACDometic_NoMain Line failure 01_AACDometic_NoMain 1 Fail Line failed
  8 2 AACDometic_Error Temperature sensor fault 01_AACDometic_Error 0 No_Error No error
            1 Error Error
  8 3 AACDometic_TimerOnReq Air conditioning system ON due to timeout of timer ON 01_AACDometic_TimerOnReq 0 Not_Complete Timer ON not complete
            1 Complete Timer ON complete
  8 4 AACDometic_TimerOff Req Air conditioning system OFF due to timeout of timer OFF 01_AACDometic_TimerOffReq 0 Not_Complete Timer OFF not complete
            1 Complete Timer OFF complete
  8 5 AACDometic_RemoteOn Air conditioning system ON due to remote input request 01_AACDometic_RemoteOn 0 Disable Remote control input deactivated.
            1 Enable Remote control input activated.
  8 6 AACDometic_NotInit Card not initialized 01_AACDometic_NotInit 0 Init Initialized
            1 NotInit Not initialized
  8 7 RsErr_AACDometic Error on CI bus 01_AACDometic_CIError 0 No_Error No error
            1 Error Error
Signal ID Type/number Signal name Function File type Value Name/range Setting/Step width
  Byte Bit            
Signal ID Type/number Signal name Function File type Value Name/range Setting/Step width
  Byte Bit            
03Dh 1 0 SlaveRespB0 - - 3 - Address "AACDometic" (3h)
  2 0 SlaveRespB1          
  3 0 SlaveRespB2          
  4 0 SlaveRespB3          
  5 0 SlaveRespB4          
  6 0 SlaveRespB5          
  7 0 SlaveRespB6          
  8 0 SlaveRespB7          
Signal ID Type/number Signal name Function File type Value Name/range Setting/Width
  Byte Bit            
008h 8 1 AACDometic_RemoteOnDisable Remote control input deactivated. 01_AACDometic_RemoteOn Disable 0 Enable Activated
            1 Disable Deactivated
  8 2 AACDometic_SyncFrame CI master at air conditioning system synchronized 01_AACDometic_SyncFrame 1 Master_Synchro CI master synchronization
  8 3 AACDometic_TimerUpdate Timer update 01_AACDometic_TimerUpdate 1 UpdateTimer Timer updated
  8 4 AACDometic_SetInverterOff Deactivate output for external inverter 01_AACDometic_SetInverter Off 0 ForceON Switched on
            1 ForceOFF Switched off
  8 5 AACDometic_SetInverterOn Release enable for external inverter. 01_AACDometic_SetInverter On 0 ForceOFF Switched off
            1 ForceON Switched on
  8 6 KLADometic_Rsrv1 Reserved for future use. Rsrv02 - - -