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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, Battery Management, Function - GF54.21-D-5058TSA

Signal List, Caravan Control Unit, Battery Management, Function - GF54.21-D-5058TSA

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 BATTERY MANAGEMENT LIN CONNECTIONS

Signal ID Signal type/number Signal:
Name/function
Parameter
  Byte Bit    
03Ch 1 0 Name:
MasterReqB0
Value/function:
0/SLEEP MODE COMMAND
1/DIAGNOSTIC ADDRESS 'HEATING_TRUMA' (1h)
2/DIAGNOSTIC ADDRESS 'SRV' (2h)
3/DIAGNOSTIC ADDRESS 'AACDometic' (3h)
5/DIAGNOSTIC ADDRESS 'BSH' (5h)
6/DIAGNOSTIC ADDRESS 'LRD' (6h)
8/DIAGNOSTIC ADDRESS 'THETFORD' (8h)
16/DIAGNOSTIC ADDRESS 'HEATING_ALDE' (10h)
25/DIAGNOSTIC ADDRESS 'SAT' (19h)
  2 0 Name:
MasterReqB1
-
  3 0 Name:
MasterReqB2
-
  4 0 Name:
MasterReqB3
-
  5 0 Name:
MasterReqB4
-
  6 0 Name:
MasterReqB5
-
  7 0 Name:
MasterReqB6
-
  8 0 Name:
MasterReqB7
-
SIGNAL LIST FOR BATTERY MANAGEMENT LIN CONNECTIONS

Signal ID Signal type/number Signal:
Name/function
Parameter
  Byte Bit    
021h 1 0 Name:
RsErr_BSH_IBS
Function:
LIN standard flag which indicates that an error occurred during the previous transmission.
File type:
01_BSH_LINRespErr
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  1 1 Name:
BSH_WakeupStat
Function:
Information as to whether the intelligent battery sensor (IBS) has activated the master or not.
File type:
02_BSH_WakeupStat
Value/name/function:
0/No_Active_Wake-up_Demand/No Active Wake-Up Request
1/Active_Wake-up_Demand/Active Wake-Up Request
2/Not defined
  1 3 Name:
BSH_Event_LowVoltage
Function:
Voltage lower than defined level
File type:
01_BSH_Event_LowVoltage
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  1 4 Name:
BSH_Event_PowerOn
Function:
IBS switch-on in the last 2 seconds
File type:
01_BSH_Event_PowerOn
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  1 5 Name:
BSH_Event_EngineStart
Function:
Engine running determined
File type:
01_BSH_Event_EngineStart
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  1 6 Name:
BSH_Sulfation
Function:
Flag for battery sulfate formation
File type:
01_BSH_Sulfation
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  1 7 Name:
BSH_BatteryDefect
Function:
Battery fault flag
File type:
01_BSH_BatteryDefect
Value/name/function:
0/FLAG_INACTIVE/Flag inactive
1/FLAG_ACTIVE/Flag active
  2 0 Name:
BSH_SOCUpperTolerance
Function:
State of charge, upper tolerance
File type:
08_BSH_SOCUpperTolerance
Value/range/increment:
0...254/0...254 %/1 %
  3 0 Name:
BSH_SOCLowerTolerance
Function:
State of charge, lower tolerance
File type:
08_BSH_SOCLowerTolerance
Value/range/increment:
0...254/0...254 %/1 %
  4 0 Name:
BSH_CapacityLossTop
Function:
Loss of upper capacity (reversible)
File type:
08_BSH_CapacityLossTop
Value/range/increment:
0...200/0...100 %/0.5 %
  5 0 Name:
BSH_CapacityLossBottom
Function:
Lower capacity loss
File type:
08_BSH_CapacityLossBottom
Value/range/increment:
0...200/0...100 %/0.5 %
022h 1 0 Name:
BSH_BatteryCurrent
Function:
Battery current (charge: positive)
File type:
24_BSH_BatteryCurrent
Value/range/increment:
0...4, 000, 000/-2, 000, 000...2, 000, 000 mA/1 mA
  4 0 Name:
BSH_BatteryVoltage
Function:
Battery voltage
File type:
16_BSH_Batteryvoltage
Value/range/increment:
0...50, 000/0...50 mV/0.001 mV
  6 0 Name:
BSH_BatteryTemperature
Function:
Battery temperature
File type:
09_BSH_BatteryTemp
Value/range/increment:
0...330/-40...125°C/0.5°C
  7 1 Name:
BSH_CurrentAutorange
Function:
Current measuring range (reinforcement adjustment)
File type:
02_BSH_CurrentAutorange
Value/name/function (tolerance):
0/Range_Not_Defined/not defined
1/Current_range_l1/Range l1 (±1 A)
2/Current_range_l2/Range l2 (±1500 A)
2/Current_range_l3/Range l3 (not used)
  7 7 Name:
BSH_IBS_Error
Function:
Global IBS fault flag
File type:
01_BSH_IBS_Error
Value/name/function:
1/FLAG_ACTIVE/Flag active
025h 1 0 Name:
BSH_StateOfCharge
Function:
State of charge
File type:
08_BSH_StateOfCharge
Value/range/increment:
0...200/0...100 %/0.5 %
  2 0 Name:
BSH_StateOfHealth
Function:
Condition and age of battery
File type:
08_BSH_StateOfHealth
Value/range/increment:
0...200/0...100 %/0.5 %
  3 0 Name:
BSH_EstVoltaDrop
Function:
Recommended battery charging voltage
File type:
08_BSH_EstVoltaDrop
Value/range/increment:
0...254/0...12.7 V/0.05 V
  4 0 Name:
BSH_OptChargeVolt
Function:
Optimum battery charging voltage
File type:
08_BSH_OptChargeVolt
Value/range/increment:
0...254/5...17.7 V/0.05 V
  5 0 Name:
BSH_AvgRi
Function:
Average internal resistance
File type:
16_BSH_AvgRi
Value/range/increment:
0...20, 000/0...200 MΩ/0.01 mΩ
026h 1 0 Name:
BSH_AvailableCapacity
Function:
Available capacity if the rechargeable battery is fully charged.
File type:
16_BSH_AvailableCapacity
Value/range/increment:
0...5000/0...500 Ah/0.1 Ah
  3 0 Name:
BSH_DischargableAh
Function:
Discharge capacity
File type:
16_BSH_DischargableAh
Value/range/increment:
0...5000/0...500 Ah/0.1 Ah
  5 0 Name:
BSH_NominalCapacity
Function:
Set rated capacity
File type:
08_BSH_NominalCapacity
Value/range/increment:
0...250/0...500 Ah/2 Ah
  6 0 Name:
BSH_Recalibrated
Function:
Flag for SOC valid
File type:
01_BSH_Recalibrated
Value/name/function:
0/Not_Recalibrated/not recalibrated
1/Recalibrated/recalibrated
03Dh 1 0 Name:
SlaveRespB0
Value/function:
5/DIAGNOSTIC ADDRESS 'BSH' (5h)
  2 0 Name:
SlaveRespB1
-
  3 0 Name:
SlaveRespB2
-
  4 0 Name:
SlaveRespB3
-
  5 0 Name:
SlaveRespB4
-
  6 0 Name:
SlaveRespB5
-
  7 0 Name:
SlaveRespB6
-
  8 0 Name:
SlaveRespB7
-