Bus messages, V6 (diesel) engine management system
Bus messages, V6 (diesel) engine management system |
For a further description of the car's bus system, see System overview, bus and diagnostic communication, diesel .
The engine control module uses the following information: |
Information | Values | Sent by | The value depends on the following sensor input, signal or function |
A/C
|
ON/OFF
|
DICE
|
A/C (bus from ACC), coolant temperature (bus from engine control module), A/C pressure and evaporator temperature
|
A/C pressure
|
0 -30 bar
|
DICE
|
A/C pressure sensor
|
Diagnostics
|
|
|
|
Electrical load
|
|
DICE
|
|
Fuel quantity in tank
|
|
MIU
|
Level sensor, fuel
|
Immobilization
|
Code
|
TWICE
|
Immobilization function
|
Outdoor temperature
|
|
SID
|
Temperature sensor, outdoor air
|
Wheel speed
|
0-250
|
MIU
|
Wheel sensor
|
The engine control module transmits the following information: |
Information | Values | Used by | The value depends on the following sensor input, signal or function |
Check engine lamp
|
ON/OFF
|
MIU
|
Internal diagnosis
|
CRUISE lamp
|
ON/OFF
|
MIU
|
Cruise Control function
|
Fuel consumed since start
|
0-65535 ml
|
SID
|
Fuel injection function
|
Engine has started
|
ON/OFF
|
ACC, DICE, SID
|
Crankshaft position sensor
|
Engine speed and requested torque
|
0-6000 rpm
|
SID
|
Crankshaft position sensor
|
Engine temperature and atmospheric pressure
|
|
SID, DICE
|
|
Immobilization
|
Code
|
TWICE
|
Immobilization function
|