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Home >> Audi >> 2003 >> A8 Quattro >> Repair and Diagnosis (Single Page) >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> On Board Diagnostic (OBD) - HVAC, Can & Defrosters >> Automatic Climate Control System, On Board Diagnostic (OBD) >> Read Measuring Value Block (function 08) >> Display group 017: engine RPM, compressor RPM, vehicle speed and auxiliary heater

Display group 017: engine RPM, compressor RPM, vehicle speed and auxiliary heater

Fig 1: Channel Identification Chart - Display Group 017, Channel 1 (Model Year 2000 And Up Vehicles)
G02728311Courtesy of AUDI OF AMERICA, INC.
NOTE: Notes to display field 1:
  • For vehicles with control head having part number beginning with index letter "M" the engine RPM is calculated by engine control module, and the calculated value is determined by Can-Bus to -E87-. If the engine control module can not supply requested information due to a component malfunction, a malfunction notice with data gram is sent, which requires the DTC memory be checked.
  • Reception of information from engine control module is indicated in measuring value block display group 012. See DISPLAY GROUP 012: INFORMATION ON CAN-BUS FOR CONTROL HEAD HAVING PART NUMBERS BEGINNING WITH THE INDEX LETTER "M"  .
Fig 2: Channel Identification Chart - Display Group 017, Channel 2 (Model Year 2000 And Up Vehicles)
G02728312Courtesy of AUDI OF AMERICA, INC.

Note to display fields 1 and 2: 

For control head having part numbers up to Index "K:"

For control head having part numbers beginning with the index letter "M:"

Fig 3: Channel Identification Chart - Display Group 017, Channel 3 (Model Year 2000 And Up Vehicles)
G02728313Courtesy of AUDI OF AMERICA, INC.
NOTE: Note to display fields 1 and 2:
For control head having part numbers up to Index "K:"

For control head having part numbers beginning with the index letter "M"