CAN Bus ID 0x153 ASC1: Difference between revisions

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Its sent out by the traction control module at a refresh rate of 10ms
Its sent out by the traction control module at a refresh rate of 10ms


*'''Byte 0''' - ESP indicator?
*'''Byte 0''' - Bitfield
*:Always 0x00, values of 0x01 were recorded when ESP intervention occured during the logging session
**Bit 0 - TCS_REQ_CAN: Request TCS
*'''Byte 1''' - unknown
**Bit 1 - MSR_C_REQ_CAN: Request for MSR functions
**Bit 2 - TCS_PAS: TCS disabled by user (not used for EMS)
**Bit 3 - TCS_GSC: TCS gear shift characteristic (not used for EMS)
**Bit 4 - Not used
**Bit 6 - ABS_DIAG: ABS_TCS/ESP "diagnostic mode" indication (not used for EMS)
**Bit 7 - ABS_DEF: ABS "defective" indication (not used for EMS)
*'''Byte 1''' - Bitfield
**Bit 0 - TCS_DEF: TCS "defective" indication (not used for EMS)
**Bit 1 - TCS_CTL: TCS "control" indication (not used for EMS)
**Bit 2 - ABS_ACT: ABS "control" indication (not used for EMS)
**Bit 3 - EBD_DEF: EBD "defective" indication (not used for EMS)
**Bit 4 - ESP_PAS: ESP disabled by user (not used for EMS)
**Bit 5 - ESP_DEF: ESP "defective" indication (not used for EMS)
**Bit 6 - ESP_CTL: ESP "control" indication (not used for EMS)
**Bit 7 - TCS_MFRN: TCS Manufacturer Information (not used for EMS)
*'''Byte 3 - MD_IND_ASC'''
*'''Byte 3 - MD_IND_ASC'''
*:Torque intervention for ASC function
*:Torque intervention for ASC function
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*:Min: 0x00 (0.0%) max. reduction
*:Min: 0x00 (0.0%) max. reduction
*:Max: 0xFF (99.6094%) no reduction
*:Max: 0xFF (99.6094%) no reduction
*'''Byte 4''' - unknown
*'''Byte 4 - TQI_MSR_CAN'''
*:Seems to always be 0x00. Might be reserved for MSR
*:Reserved for MSR
*'''Byte 5''' - Unused
*'''Byte 5 - TQI_SLW_TCS_CAN'''
*:Always 0xFF
*:Slow torque intervention for TCS functiuons, referred to the indicated engine torque
*'''Byte 6''' - unknown
*'''Byte 6''' - Unused
*:Seems to always be 0x00. Might be reserved for MSR
*'''Byte 7''' - Unused
*'''Byte 7''' - Unused
*:Seems to always be 0x00
 
Example messages:<syntaxhighlight>
Example messages:<syntaxhighlight>
00 80 48 FF 00 FF 00 00
00 80 48 FF 00 FF 00 00

Latest revision as of 01:40, 24 December 2023

CAN Arbitration ID for ASC1 is 0x153.

Its sent out by the traction control module at a refresh rate of 10ms

  • Byte 0 - Bitfield
    • Bit 0 - TCS_REQ_CAN: Request TCS
    • Bit 1 - MSR_C_REQ_CAN: Request for MSR functions
    • Bit 2 - TCS_PAS: TCS disabled by user (not used for EMS)
    • Bit 3 - TCS_GSC: TCS gear shift characteristic (not used for EMS)
    • Bit 4 - Not used
    • Bit 6 - ABS_DIAG: ABS_TCS/ESP "diagnostic mode" indication (not used for EMS)
    • Bit 7 - ABS_DEF: ABS "defective" indication (not used for EMS)
  • Byte 1 - Bitfield
    • Bit 0 - TCS_DEF: TCS "defective" indication (not used for EMS)
    • Bit 1 - TCS_CTL: TCS "control" indication (not used for EMS)
    • Bit 2 - ABS_ACT: ABS "control" indication (not used for EMS)
    • Bit 3 - EBD_DEF: EBD "defective" indication (not used for EMS)
    • Bit 4 - ESP_PAS: ESP disabled by user (not used for EMS)
    • Bit 5 - ESP_DEF: ESP "defective" indication (not used for EMS)
    • Bit 6 - ESP_CTL: ESP "control" indication (not used for EMS)
    • Bit 7 - TCS_MFRN: TCS Manufacturer Information (not used for EMS)
  • Byte 3 - MD_IND_ASC
    Torque intervention for ASC function
    Calculation = HEX * 0.390625
    Min: 0x00 (0.0%) max. reduction
    Max: 0xFF (99.6094%) no reduction
  • Byte 4 - TQI_MSR_CAN
    Reserved for MSR
  • Byte 5 - TQI_SLW_TCS_CAN
    Slow torque intervention for TCS functiuons, referred to the indicated engine torque
  • Byte 6 - Unused
  • Byte 7 - Unused

Example messages:

00 80 48 FF 00 FF 00 00

00 80 38 FF 00 FF 00 00

00 80 0D FF 00 FF 00 00
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