9-3 Arc/Aero (9440) L4-2.0L Turbo (2.0 T) (2004)
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4.
Only petrol engines: Connect the pressure/vacuum pump as well as a boost pressure gauge, in accordance with the illustration, to the wastegate
unit and create an overpressure/vacuum in order to check that there is no leakage in the unit. In addition, check that the lever is moving.
In the event of leakage: replace the wastegate unit.
