audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

EGR Electronic Vacuum Regulator Solenoid|Specifications|Page 2290 > < EGR Electronic Vacuum Regulator Solenoid|Specifications|Page 2288
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EGR Electronic Vacuum Regulator Solenoid: Description and Operation

PURPOSE 

The EGR Vacuum Regulator Solenoid Valve controls the vacuum applied to the the EGR valve. 

OPERATION 

The EGR Vacuum Regulator Solenoid Valve is operated by a pulsed (duty cycle) ground from the Engine Control Module. The vacuum regulator
solenoid valve opens the EGR valve by applying vacuum. Engine load and speed determines the amount the EGR valve is opened or closed.

EGR Electronic Vacuum Regulator Solenoid|Specifications|Page 2290 > < EGR Electronic Vacuum Regulator Solenoid|Specifications|Page 2288