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Checking actuation > < Checking voltage supply of ignition coils

A3 Mk1

Checking earth connection of output stage
Checking earth connection of output stage
   
–  Connect voltage tester -V.A.G 1527 B- as follows:
  A24-0094
Connector
Contact		Measure against
4Battery positive

t  LED must illuminate
If the LED does not illuminate:
–  Check for open circuit in wiring from contact 4 to earth. → Current flow diagrams, Electrical fault finding and Fitting locations
–  Rectify open circuit, if necessary.
   

Checking actuation > < Checking voltage supply of ignition coils