P1601
Read the instructions below then 
start the fault diagnostic procedure.
Symptom: CHECK ENGINE.
 
  
 
 
  
  
   
   
    
    
     
     
     Internal Control Module. Malfunction.
    
    
     
    
    
   
   
  
   Fault symptoms
  
  
  
   
  
  
  
   On-Board Diagnostics
  
  
   
    Type of diagnosis:
   
   
   
  
  
  
   
    
     
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       Continuous. But interrupted when fault criteria fulfilled and will not restart until next driving cycle.
        
        
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    Enable criteria:
   
   
   
  
  
  
   
    
     
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       Ignition in ON position.
        
        
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    Fault criteria:
   
   
   
  
  
  
   
    
     
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       No pulses generated to control module input for pedal position sensor 2.
        
        
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    Dependents:
   
   
   
  
  
  
   
  
  
  
   
    System reaction to a fault:
   
   
   
  
  
  
   
  
  
  
   
    OK report:
   
   
   
  
  
  
   
    
     
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       Accelerator pedal has been depressed at some time and then fully released. 120 s has expired since then without fault criteria being fulfilled.
        
        
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    Fault handling:
   
   (See section
   
    Fault handling III, other emission-related components and functions
   
   for more information.)
   
   
  
  
  
   
  
  
  
   Diagnostic help
  
  
   Fault diagnosis concerns internal control module fault.
   
   
   
   
  
  
   See
   
    P0605
   
   .