Test procedure

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Turn fresh air blower switch -E9- to position "2".
Check components and specified functions using FRESH AIR CANNOT BE SHUT OFF (FROM 1994 M.Y.) table:

Fig 1: A/C System Operation Troubleshooting - Fresh Air Cannot Be Shut Off (From 1994 M.Y.)

Courtesy of VOLKSWAGEN OF AMERICA, INC.

FRESH AIR CANNOT BE SHUT OFF (FROM 1994 M.Y.)

Components	Specified function and check	Remedy if specified function not obtained
1 - Fresh air/recirculating flap	Fresh air inlet (arrow) closed to outside air	Check fresh air/recirculating flap two -way valve -N63- according to wiring diagram
1 - Fresh air/recirculating flap	Vacuum servo -2- retracted (vacuum applied)	Check vacuum hoses and connections according to vacuum hose layout, refer to VACUUM HOSE LAYOUT