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CAN Bus ID 0x43F EGS1: Difference between revisions

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(Created page with "==EGS1 0x43F== Refresh Rate: 10ms *'''Byte 0 - Bitfield''' **'''Bit 0''' - GEAR_INFO [0] **'''Bit 1''' - GEAR_INFO [1] **'''Bit 2''' - GEAR_INFO [2] **:Current Active Gear **...")
 
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==EGS1 0x43F==
==EGS1 0x43F==
Refresh Rate: 10ms
Refresh Rate: 10ms
Line 45: Line 46:
*'''Byte 6''' - DT_REINF - Drivetrain Reinforcement
*'''Byte 6''' - DT_REINF - Drivetrain Reinforcement
*'''Byte 7''' - TQ_CONV_CAN - Momentaufnahme Getriebe
*'''Byte 7''' - TQ_CONV_CAN - Momentaufnahme Getriebe
==SMG2 0x43F==
The SMG2 CAN message for the E46 chassis CAN is sent from the MSS54 ECU instead of the TCU.
MSS54 has a secondary CAN bus that is completely seperated from the rest of the powertrain and acts as a gateway for the SMG2 unit.
Refresh Rate: 10ms
*'''Byte 0 - Bitfield'''
**'''Bit 0 - DESIRED_GEAR [0]'''
**'''Bit 1 - DESIRED_GEAR [1]'''
**'''Bit 2 - DESIRED_GEAR [2]'''
**: Desired Gear After Shift
**: 0 = Neutral
**: 1 = 1st Gear
**: 2 = 2nd Gear
**: 3 = 3rd Gear
**: 4 = 4th Gear
**: 5 = 5th Gear
**: 6 = 6th Gear
**: 7 = Reverse
**'''Bit 3 - LV_GS'''
**: Gear Shift Active
**: 0 = no
**: 1 = yes
**'''Bit 4 - Unused'''
**'''Bit 5 - GEAR_SEL_AUTO'''
**: Gear Selector Auto Position
**: 0 = no
**: 1 = yes
**'''Bit 6 - STATE_CLUTCH [0]'''
**'''Bit 7 - STATE_CLUTCH [1]'''
**: State Converter Clutch
**: 0 = opened
**: 1 = closed
**: 2 = opening
**: 3 = closing
*'''Byte 1 - Bitfield'''
**'''Bit 0 - GEAR_INFO [0]'''
**'''Bit 1 - GEAR_INFO [1]'''
**'''Bit 2 - GEAR_INFO [2]'''
**'''Bit 3 - GEAR_INFO [3]'''
**: Current Gear Display Information
**: 0 = Clear Screen
**: 1 = 1st Gear
**: 2 = 2nd Gear
**: 3 = 3rd Gear
**: 4 = 4th Gear
**: 5 = Auto / D
**: 6 = Neutral
**: 7 = Reverse
**: 9 = 5th Gear
**: 10 = 6th Gear
**'''Bit 4 - Unused'''
**'''Bit 5 - Unused'''
**'''Bit 6 - Unused'''
**'''Bit 7 - Unused'''
*'''Byte 2 - Bitfield'''
**'''Bit 0''' - GEAL_SEL [0]
**'''Bit 1''' - GEAL_SEL [1]
**'''Bit 2''' - GEAL_SEL [2]
**'''Bit 3''' - GEAL_SEL [3]
**:Gear Selector Indicator
**:0 = Display Off
**:1 = "0"
**:2 = "R"
**:3 = "A+"
**:4 = "A-"
**:5 = "A+/-"
**:6 = "S+"
**:7 = "S+"
**:8 = "S+/-"
**:9 = "+"
**:10 = "-"
**:11 = "+/-"
**:12 = "A"
**:15 = Display Segment Test
**'''Bit 4''' - PRG_INF_ANZ [0]
**'''Bit 5''' - PRG_INF_ANZ [1]
**'''Bit 6''' - PRG_INF_ANZ [2]
**'''Bit 7''' - PRG_INF_ANZ [3]
**:Drive Logic Speed Indicator
**:0 = Drive Logic Indicator Hidden
**:1 = DSC Off Frame Extension Only
**:2 = Standard Frame and Speed 1
**:3 = Extended Frame and Speed 1
**:4 = Standard Frame and Speed 2
**:5 = Extended Frame and Speed 2
**:6 = Standard Frame and Speed 3
**:7 = Extended Frame and Speed 3
**:8 = Standard Frame and Speed 4
**:9 = Extended Frame and Speed 4
**:10 = Standard Frame and Speed 5
**:11 = Extended Frame and Speed 5
**:12 = Standard Frame and Speed 6
**:13 = Extended Frame and Speed 6
**:14 = unused
**:15 = unused
*'''Byte 3 - CHKSM_GEAR_INFO'''
*: Checksum and life counter for current gear shown in cluster display
*: There is a COUNTER with an initialization value of 0x00
*:: Calculation:
*:: CHKSM_GEAR_INFO = Xor COUNTER, GEAR_INFO
*:: CHKSM_GEAR_INFO = Negate CHKSM_GEAR_INFO
*:: CHKSM_GEAR_INFO = And CHKSM_GEAR_INFO , 0x0F
*:: CHKSM_GEAR_INFO = Lsh CHKSM_GEAR_INFO , 4
*:: CHKSM_GEAR_INFO = Or CHKSM_GEAR_INFO , GEAR_INFO
*: COUNTER is incremented every time after the CAN message has been sent
*'''Byte 4''' - LNG_ACC
*: Longitudial Acceleration
*: Calculation: (HEX / 10) - 12.7m/s²
*: Min: -12.7m/s²
*: Max: 12.7m/s²
*'''Byte 5 - Bitfield'''
**'''Bit 0 - L_GS [0]'''
**'''Bit 1 - L_GS [1]'''
**: SMG Error State
**: 0 = No Error
**: 3 = Error Active (Gear Of Death)
**'''Bit 2 - Unused (Always 1)'''
**'''Bit 3 - TC_ACT'''
**: Traction Control Intervention
**: 0 = no
**: 1 = yes
**'''Bit 4 - Unused'''
**'''Bit 5 - GONG'''
**'''Bit 6 - DT_REINF [0]'''
**'''Bit 7 - DT_REINF [1]'''
*'''Byte 6 - DT_REINF [2-9]'''
*: Torque Factor On Wheels
*: Calculation = HEX / 2.56
*: TQ_CLU / TQ_ENG * SMG_I_HA * SMG_I_GEAR / SMG_R_RAD_DYN
*'''Byte 7 - TQ_CLU'''
*: Torque On Clutch

Revision as of 08:34, 9 April 2021

EGS1 0x43F

Refresh Rate: 10ms

  • Byte 0 - Bitfield
    • Bit 0 - GEAR_INFO [0]
    • Bit 1 - GEAR_INFO [1]
    • Bit 2 - GEAR_INFO [2]
      Current Active Gear
    • Bit 3 - LV_GS - Gear Shift Active
    • Bit 4 - OBD_F - OBD-relevant DTC Active
    • Bit 5 - LV_GP_CAN - Gearbox Protection
    • Bit 6 - S_KUPPL / STATE_CC - State Converter Clutch
    • Bit 7 - S_KUPPL / STATE_CC - State Converter Clutch
  • Byte 1 - Bitfield
    • Bit 0 - GEAR_SEL_DISP [0]
    • Bit 1 - GEAR_SEL_DISP [1]
    • Bit 2 - GEAR_SEL_DISP [2]
    • Bit 3 - GEAR_SEL_DISP [3]
      Positionswählhebelanzeige
    • Bit 4 - STATE_ETCU_OBD [0]
    • Bit 5 - STATE_ETCU_OBD [1]
    • Bit 6 - STATE_ETCU_OBD [2]
    • Bit 7 - STATE_ETCU_OBD [3]
      OBD-Status Transmission Control Unit
  • Byte 2 - Bitfield
    • Bit 0 - SMG_WHL_ANZ - SMG-Wählhebelstellung
    • Bit 1 - SMG_WHL_ANZ - SMG-Wählhebelstellung
    • Bit 2 - Unused
    • Bit 3 - Unused
    • Bit 4 - Unused
    • Bit 5 - PRG_INF_ANZ - Programminformationsanzeige
    • Bit 6 - PRG_INF_ANZ - Programminformationsanzeige
    • Bit 7 - PRG_INF_ANZ - Programminformationsanzeige
  • Byte 3 - TQI_ETCU_CAN - Momenteneingriff der GS bezogen auf das indizierte Motormoment
  • Byte 4 - N_ABTR - Abtriebsdrehzahl
  • Byte 5 - Bitfield
    • Bit 0 - L_GS - Störanzeige
    • Bit 1 - L_GS - Störanzeige
    • Bit 2 - TCU_TYP - Steuergerätetyp EGS/SMG
    • Bit 3 - S_EGW - Schalter Getriebeölthermostat
    • Bit 4 - LV_TOIL_GEAR_CAN - Schalter Getriebeölübertemperatur
    • Bit 5 - Unused
    • Bit 6 - DT_REINF - Drivetrain Reinforcement
    • Bit 7 - DT_REINF - Drivetrain Reinforcement
  • Byte 6 - DT_REINF - Drivetrain Reinforcement
  • Byte 7 - TQ_CONV_CAN - Momentaufnahme Getriebe


SMG2 0x43F

The SMG2 CAN message for the E46 chassis CAN is sent from the MSS54 ECU instead of the TCU.

MSS54 has a secondary CAN bus that is completely seperated from the rest of the powertrain and acts as a gateway for the SMG2 unit.

Refresh Rate: 10ms

  • Byte 0 - Bitfield
    • Bit 0 - DESIRED_GEAR [0]
    • Bit 1 - DESIRED_GEAR [1]
    • Bit 2 - DESIRED_GEAR [2]
      Desired Gear After Shift
      0 = Neutral
      1 = 1st Gear
      2 = 2nd Gear
      3 = 3rd Gear
      4 = 4th Gear
      5 = 5th Gear
      6 = 6th Gear
      7 = Reverse
    • Bit 3 - LV_GS
      Gear Shift Active
      0 = no
      1 = yes
    • Bit 4 - Unused
    • Bit 5 - GEAR_SEL_AUTO
      Gear Selector Auto Position
      0 = no
      1 = yes
    • Bit 6 - STATE_CLUTCH [0]
    • Bit 7 - STATE_CLUTCH [1]
      State Converter Clutch
      0 = opened
      1 = closed
      2 = opening
      3 = closing
  • Byte 1 - Bitfield
    • Bit 0 - GEAR_INFO [0]
    • Bit 1 - GEAR_INFO [1]
    • Bit 2 - GEAR_INFO [2]
    • Bit 3 - GEAR_INFO [3]
      Current Gear Display Information
      0 = Clear Screen
      1 = 1st Gear
      2 = 2nd Gear
      3 = 3rd Gear
      4 = 4th Gear
      5 = Auto / D
      6 = Neutral
      7 = Reverse
      9 = 5th Gear
      10 = 6th Gear
    • Bit 4 - Unused
    • Bit 5 - Unused
    • Bit 6 - Unused
    • Bit 7 - Unused
  • Byte 2 - Bitfield
    • Bit 0 - GEAL_SEL [0]
    • Bit 1 - GEAL_SEL [1]
    • Bit 2 - GEAL_SEL [2]
    • Bit 3 - GEAL_SEL [3]
      Gear Selector Indicator
      0 = Display Off
      1 = "0"
      2 = "R"
      3 = "A+"
      4 = "A-"
      5 = "A+/-"
      6 = "S+"
      7 = "S+"
      8 = "S+/-"
      9 = "+"
      10 = "-"
      11 = "+/-"
      12 = "A"
      15 = Display Segment Test
    • Bit 4 - PRG_INF_ANZ [0]
    • Bit 5 - PRG_INF_ANZ [1]
    • Bit 6 - PRG_INF_ANZ [2]
    • Bit 7 - PRG_INF_ANZ [3]
      Drive Logic Speed Indicator
      0 = Drive Logic Indicator Hidden
      1 = DSC Off Frame Extension Only
      2 = Standard Frame and Speed 1
      3 = Extended Frame and Speed 1
      4 = Standard Frame and Speed 2
      5 = Extended Frame and Speed 2
      6 = Standard Frame and Speed 3
      7 = Extended Frame and Speed 3
      8 = Standard Frame and Speed 4
      9 = Extended Frame and Speed 4
      10 = Standard Frame and Speed 5
      11 = Extended Frame and Speed 5
      12 = Standard Frame and Speed 6
      13 = Extended Frame and Speed 6
      14 = unused
      15 = unused
  • Byte 3 - CHKSM_GEAR_INFO
    Checksum and life counter for current gear shown in cluster display
    There is a COUNTER with an initialization value of 0x00
    Calculation:
    CHKSM_GEAR_INFO = Xor COUNTER, GEAR_INFO
    CHKSM_GEAR_INFO = Negate CHKSM_GEAR_INFO
    CHKSM_GEAR_INFO = And CHKSM_GEAR_INFO , 0x0F
    CHKSM_GEAR_INFO = Lsh CHKSM_GEAR_INFO , 4
    CHKSM_GEAR_INFO = Or CHKSM_GEAR_INFO , GEAR_INFO
    COUNTER is incremented every time after the CAN message has been sent
  • Byte 4 - LNG_ACC
    Longitudial Acceleration
    Calculation: (HEX / 10) - 12.7m/s²
    Min: -12.7m/s²
    Max: 12.7m/s²
  • Byte 5 - Bitfield
    • Bit 0 - L_GS [0]
    • Bit 1 - L_GS [1]
      SMG Error State
      0 = No Error
      3 = Error Active (Gear Of Death)
    • Bit 2 - Unused (Always 1)
    • Bit 3 - TC_ACT
      Traction Control Intervention
      0 = no
      1 = yes
    • Bit 4 - Unused
    • Bit 5 - GONG
    • Bit 6 - DT_REINF [0]
    • Bit 7 - DT_REINF [1]
  • Byte 6 - DT_REINF [2-9]
    Torque Factor On Wheels
    Calculation = HEX / 2.56
    TQ_CLU / TQ_ENG * SMG_I_HA * SMG_I_GEAR / SMG_R_RAD_DYN
  • Byte 7 - TQ_CLU
    Torque On Clutch
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