audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Display group 04 at idling speed (engine warm, coolant temperature not below +85 °C) > < Display group 19 in case of attempted start (only if engine does not start)
Display group 01 at idling speed (engine warm, coolant temperature not below +85 °C)
   
Display group 01 at idling speed (engine warm, coolant temperature not below +85 °C)
   
 Read measured value block 1▾ Indicated on display 
 760 rpm5.6 mg/H20.7 °CA87.3 °C  
     Coolant temperature
l  85...105 °C: okay
l  < 85 °C: ⇒ run engine till warm
 
    Activation time of metering solenoid valve
l  15...25° CA: okay
l  less than 15° CA: injection pump too rich ⇒ fit a new injection pump
l  Greater than 25 °CA: engine under load ⇒ Switch off load, injection pump too lean ⇒ renew injection pump
 
   Injection quantity
l  3.0...8.0 mg/stroke: okay
l  Less than 3.0 mg/H (mg/stroke): injection pump too rich ⇒ fit a new injection pump
l  Greater than 8.0 mg/stroke: engine under load ⇒ Switch off load, injection pump too lean ⇒ renew injection pump
 
  Engine speed
l  720...800 rpm okay
 
   

   

Display group 04 at idling speed (engine warm, coolant temperature not below +85 °C) > < Display group 19 in case of attempted start (only if engine does not start)