A4 Sedan L4-2.0L Turbo (BPG) (2005)
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Wastegate Actuator: Testing and Inspection
Exhaust Turbocharger Vacuum Diaphragm, Checking
Exhaust Turbocharger Vacuum Diaphragm, Checking
Special tools, testers and auxiliary items required
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Hand vacuum pump VAS 6213
Test conditions:
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Hose from exhaust turbocharger over Wastegate Bypass Regulator Valve N75 must have continuity to vacuum diaphragm.
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Wastegate Bypass Regulator Valve N75 OK.
Work procedure:
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Separate electrical connector - 1 - .
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Disconnect intake connection - arrow - using spring-type clip pliers VAS 5024A .
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Remove engine cover upward and out in direction of - arrow - .
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Connect Hand Vacuum Pump VAS 6213 to vacuum diaphragm - arrow - .
