16825/P0441/001089 - EVAP Emission Control Sys: Incorrect Flow 
 Possible Symptoms 
 Malfunction Indicator Light (MIL) active 
 Possible Causes 
 Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80) faulty/jammed 
 Evaporative Emission (EVAP) Canister Purge Solenoid Valve (N115) faulty/jammed 
 Evaporative Emission (EVAP) Canister Sealing faulty 
 Pipes between Tank Breathing and Throttle Body leaky/blocked 
 Possible Solutions 
 Check Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80)  Perform Output Test 
 Check Evaporative Emission (EVAP) Canister Purge Solenoid Valve (N115) 
 Check Evaporative Emission (EVAP) Canister  Perform Basic Setting 
 Check Pipes between Tank Breathing and Throttle Body 
 Special Notes 
 When found in the NAR 1.8T Audi A4 1.8T check TSB 24-08-78 or 2010268/3 or Pass-Thru equivalent TSB 
 When found in the NAR 1.8T VW Passat 1.8T check TSB 01-09-09 or 2005554 or Pass-Thru equivalent TSB  Note: The Passat 26E5 or "R5" recall includes the same software update 
 Make sure the quick release lines for the N80 valve and vacuum line to LDP are not crossed.  This can also make the engine hard to start after filling up the fuel tank. 
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