volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

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Evaluation: Intake manifold pressure (charge pressure) display > < Display group 010 at full throttle (road test in 3rd gear, coolant temperature not below 80 °C)

Polo Mk3

Evaluation: Air mass drawn in display
   
Evaluation: Air mass drawn in display
Display fault reader -V.A.G 1551-Possible fault causeFault elimination
Below 700 mg/H
t  Revs. too low or too high
–  Read specification at 3000 rpm.
 
t  Charge pressure too low
–  Checking charge pressure control → Chapter.
 
t  Defective air mass meter -G70-
–  Check air mass meter -G70- → Chapter
–  If a fault is present the measured value block indicates a constant air mass value of approx. 539 mg/H over total revolution and load range

   

Evaluation: Intake manifold pressure (charge pressure) display > < Display group 010 at full throttle (road test in 3rd gear, coolant temperature not below 80 °C)