(TA248-0403) DTC P0455, P0442 & P0456 - purge valve
 
 
 
  
   
    
     | TECHNICAL ADVICE - Quick information for your help | 
    
     | Bulletin Nbr: | TA248-0403 | 
    
     | Date:
      
       ........... | October 2004 | 
    
     | Market: | All | 
   
  
  
  
   
    
     |  | DTC P0455, P0442 & P0456 - purge valve | 
   
  
  
   
   
    
    
    
    
    
   
   
    
   
   
    Saab 9-3 Petrol engine.
    
    
    
    
    
    
    
   
   
    
   
   
    A high no of purge valves exchanged, are checked at supplier and the
result is "No fault found".
    
    
    
    
    
    
    
   
   
    
   
   
    May appear on any vehicle with petrol engine.
    
    
    
    
    
    
    
   
   
    
   
   
    Failure code P0455, P0442 & P0456.
    
    
    
    
    
    
    
   
   
    
   
   
    Before purge system is leak tested, check if filler cap is broken or
not sealing correctly.
    
    
   
   
   
    
     
      
       | • | If filler cap is incorrectly fitted, one of DTC's above may appear! 
 
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       | • | If system is leak tested and no leakage is found, 
 
 
         DO NOT REPLACE PURGE VALVE!
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       | • | Erase DTC and inform the customer of importance to tighten the
filler cap properly after fuel fill. 
 
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