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E46 CAN Bus: Difference between revisions
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==DME4 0x545== | ==DME4 0x545== | ||
Refresh Rate: 10ms | |||
*'''Byte 0 - Bitfield''' - Dash Lights | *'''Byte 0 - Bitfield''' - Dash Lights | ||
**'''Bit 0''' - | **'''Bit 0''' - Diesel: Pre-Glow Active | ||
**'''Bit 1''' - CEL | **'''Bit 1''' - CEL | ||
**'''Bit 2''' - Unused | **'''Bit 2''' - Unused | ||
**'''Bit 3''' - CRU_MAIN_SWI | **'''Bit 3''' - CRU_MAIN_SWI | ||
**'''Bit 4''' - EML | **'''Bit 4''' - EML | ||
**'''Bit 5''' - | **'''Bit 5''' - Diesel: Boost Control Failure | ||
**'''Bit 6''' - | **'''Bit 6''' - Check Gas Tank Cap | ||
**'''Bit 7''' - Unused | **'''Bit 7''' - Unused | ||
*'''Byte 1''' - Fuel Consumption LSB | *'''Byte 1''' - Fuel Consumption LSB |
Revision as of 20:10, 2 January 2021
The CAN Bus on BMWs E46 chassis operates at a speed of 500kb/s
DME1 0x316
- Byte 0 - Bitfield
- Bit 0 - LV_SWI_IGK - Ignition Voltage State (0 = off, 1 = on)
- Bit 1 - LV_F_N_ENG - Crankshaft Sensor State (0 = ok, 1 = error)
- Bit 2 - LV_ACK_TCS - Traction Control State (0 = no ASC1 CAN frame received for 500ms or unplausible data, 1 = ok)
- Bit 3 - LV_ERR_GC - Gear Change Error State (0 = gear change not or partly possible, 1 = gear change possible)
- Bit 4 - SF_TQD
- Bit 5 - SF_TQD
- Bit 6 - Unused
- Bit 7 - LV_F_SUB_TQI - MAF Error State (0 = ok, 1 = error)
- Byte 1 - TQI_TQR_CAN
- Byte 2 - N_ENG - Engine Speed LSB
- Byte 3 - N_ENG - Engine Speed MSB
- Byte 4 - TQI_CAN
- Byte 5 - TQ_LOSS_CAN
- Byte 6 - TQI_MAF_CAN
- Byte 7 - Bitfield
- Bit 0 - ERR_AMT_CAN
- Bit 1 - ERR_AMT_CAN
DME2 0x329
- Byte 0 - Multiplexed Information
- Bit 0 - MUX_INFO
- Bit 1 - MUX_INFO
- Bit 2 - MUX_INFO
- Bit 3 - MUX_INFO
- Bit 4 - MUX_INFO
- Bit 5 - MUX_INFO
- Bit 6 - MUX_CODE
- Bit 7 - MUX_CODE
- Byte 1 - TEMP_ENG
- Byte 2 - AMP_CAN
- Byte 3 - Bitfield
- Bit 0 - LV_SWI_CLU
- Bit 1 - LV_LEVEL_IS
- Bit 2 - LV_ACK_CRU_AD_ECU
- Bit 3 - LV_ERU_CAN
- Bit 4 - STATE_CRU_CAN
- Bit 5 - STATE_MSW_CAN
- Bit 6 - STATE_MSW_CAN
- Bit 7 - STATE_MSW_CAN
- Byte 4 - TPS_VIRT_CRU_CAN
- Byte 5 - TPS_CAN
- Byte 6 - Bitfield
- Bit 0 - LV_BS
- Bit 1 - LV_ERR_BS
- Bit 2 - LV_KD_CAN
- Bit 3 - STATE_CRU_CAN
- Bit 4 - STATE_CRU_CAN
- Bit 5 - STATE_CRU_CAN
- Bit 6 - REQ_SHIFTLOCK
- Bit 7 - REQ_SHIFTLOCK
- Byte 7 - Unused
DME4 0x545
Refresh Rate: 10ms
- Byte 0 - Bitfield - Dash Lights
- Bit 0 - Diesel: Pre-Glow Active
- Bit 1 - CEL
- Bit 2 - Unused
- Bit 3 - CRU_MAIN_SWI
- Bit 4 - EML
- Bit 5 - Diesel: Boost Control Failure
- Bit 6 - Check Gas Tank Cap
- Bit 7 - Unused
- Byte 1 - Fuel Consumption LSB
- Byte 2 - Fuel Consumption MSB
- Byte 3 - Bitfield - Oil And Cooling Lights
- Bit 0 - Oil Level Error LED M5 Cluster
- Bit 1 - Oil Level Warning LED Every Other Cluster
- Bit 2 - Oil Level Error LED M5 Cluster
- Bit 3 - Coolant Overheating Light
- Bit 4 - M-Cluster Warm-Up LEDs
- Bit 5 - M-Cluster Warm-Up LEDs
- Bit 6 - M-Cluster Warm-Up LEDs
- Bit 7 - Unused
- Byte 4 - Oil Temperature
- Byte 5 -
- Byte 6 - MSS54HP: Oil Level
- Byte 7 - Unused