1. Activation
of malfunction indicator light.
         
           
         
        
         
         
        | 
      
      
       
        
         ↓
        
         
         
        | 
      
      
       
        
         2. Malfunction
indicator light does not come on.
         
           
         
        
         
         
        | 
      
      
       
        
         ↓
        
         
         
        | 
      
      
       
        
         3. Malfunction
indicator light does not go off.
         
           
         
        
         
         
        | 
      
      
       
        
         ↓
        
         
         
        | 
      
      
       
        
         4. Malfunction
indicator light does not blink at a cycle of 3 Hz.
         
           
         
        
         
         
        | 
      
      
       
        
         ↓
        
         
         
        | 
      
      
       
        
         5. Malfunction
indicator light remains blinking at a cycle of 3 Hz.
         
           
         
        
         
         
        |