Audi AMB Service Manual page 603

2005 Audi A4 Quattro
ENGINE 1.8 Liter 4-Cyl. 5V Turbo Engine Mechanical, Engine Code(s): AMB
Fig. 288: Boost Pressure Regulation And Vacuum Control System, Connection Diagram For Vehicles Up
To 06.03
Courtesy of VOLKSWAGEN UNITED STATES, INC.
1 - Mechanical recirculation valve
2 - Wastegate Bypass Regulator Valve N75
3 - Pressure regulator valve for crankshaft housing ventilation
4 - Secondary Air Injection (AIR) Pump Motor V101
5 - Air filter
With Mass Air Flow (MAF) Sensor G70
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