Cayenne GTS (9PA) V8-4.8L (2008)
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Intake Manifold: Testing and Inspection
Checking Intake-Air Distributor On 4.8-Litre DFI Engines
Tools
Technical values
Checking intake-air distributor
Checking the function of the variable intake manifold
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The function of the variable intake manifold must be checked if there is a loss of power.
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You can check that the switching flaps, shafts and adjusting unit are functioning perfectly by activating the vacuum unit.
