Service now light code is p2004 - 2006 Volkswagen Passat

P2004
Intake manifold runner control stuck open bank1
U0416
Invalid data received from vehicle dynamics control module
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About $250

Here is the definition for the code. You'll need a shop manual to troubleshoot and fix the problem.

P2004 CHRYSLER Description The Powertrain Control Module (PCM) detects that the position feedback of the manifold flow valve position sensor is not within range of adapted value learned during inplant initialization or after volatile memory reset.
Read more: http://engine-codes.com/p2004_chrysler.html#ixzz2J8ncQSts

Your P2004 code relates to inlet manifold air control actuator or solenoid on bank 1 stuck open, your code PO411 relates to secondary air injection system, (AIR ) incorrect flow detected. Obviuosly both codes are linked to one fault,

P2004--Intake Manifold Runner Control Stuck Open (Bank1)

Remove the Air intake ducts --to throttle body ,you should find
the Runner Control Motor or Solenoid

Hi, code P2004 means Intake Manifold Runner Control is stuck open.
Solution Check Intake Manifold Flap Use Output Testing Perform Basic Setting (Switch ignition off between output test and basic setting)
Take care

P2004 indicates a problem with the charge motion control valve (CMCV), actuator motor and /or linkage. Disconnect the battery so it will reset the computer. If the code returnes I think your best bet is a certified mechanic because the intake manifold has to be removed to replace it.

CODE 89 IS FUEL PRESSURE REGULATOR 1 PERFORMANCE.CODE 642 SENSOR REFERANCE VOLTAGE CIRCUIT "A" LOW.AND CODE 2004 IS ITAKE MANIFOLD RUNNER CONTROL STUCK OPEN.CK FOR BAD OR MISSING VACUUM LINES.IS IT STILL UNDER WARRANTY