volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Display group 126 > < Reading data block
Display group 125
Display group 125
  Note
t  The display always shows the actual sender and sensor values. The values on the dash panel insert are filtered and therefore they can vary!
t  The following data blocks show the condition displays for all the control units connected to the powertrain data bus.
t  The display zones for absent control units remain empty.
Structure of display contents for display group number 125
   
Display group 125
Read data block 125▾ Indicated on display  
xxxxxxxxxxxx   
1234▾ Display zonesTarget valueEvaluation
    empty → Noteempty → Note 
   ABS control unitABS 1 → Anchor
  Automatic gearbox control unitGear. 1 → Anchor
 EngineEngine 1 → Anchor

1)  here, “empty” means that there is nothing in the display zone
Evaluating display group number 125
   
Display zoneDesignationDisplay contentsFault elimination
1Engine control unit.Engine 1 = OK, data reception from engine control unit via powertrain data bus OK.
Engine 0 = not OK, data reception from engine control unit via powertrain data bus not OK.
If data reception is not OK:
–  check data bus to control unit referring to current flow diagram.
2Automatic gearbox control unit.Gear. 1 = OK, data reception from automatic gearbox control unit via powertrain data bus OK.
Gear. 0 = not OK, no data reception from automatic gearbox control unit via powertrain data bus.
 
3ABS control unit.ABS 1 = OK, data reception from ABS control unit via powertrain data bus OK
ABS 0 = not OK, no data reception from ABS control unit via powertrain data bus.
If data reception is not OK:
–  check data bus to control unit referring to current flow diagram.

   

Display group 126 > < Reading data block