volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Evaluation: Commencement of injection (specified) display > < Evaluation: Air mass drawn in (actual) display
Display group 004 at idling speed (engine warm, coolant temperature not below 80 °C)
   
Display group 004 at idling speed (engine warm, coolant temperature not below 80 °C)
Display group 004 -unit injector valve activation-
Read measured value block 4Appears on display  
xxxx rpmxx.x ° BTDCxx.x °CAxx.x °CA  
1234Display zonesSpecificationEvaluation
    Synchronisation angle-6…+6° CA → Chapter
   Injection period (specified)4…7° CA ---
  Commencement of injection (specified)3°…9° BTDC → Chapter
 Engine speed860...940 rpm---

   

Evaluation: Commencement of injection (specified) display > < Evaluation: Air mass drawn in (actual) display