P0105,P0106, P0107, P0108
Read the instructions below then 
start the fault diagnostic procedure.
Symptom: The malfunction indicator lamp is on. Deterioration in drivability,
basic charging pressure. Any other diagnostic trouble codes (oxygen sensor, adaptation). AC
compressor not working Pressure gauge displays implausible
values
 
  
 
 
  
   
    
     |  | P0105
,
P0106
, 
P0107
, 
P0108 | 
   
  
  
   
   
    
     Manifold absolute pressure sensor, malfunctioning or not working at all
    
    
      
    
    
   
   
  
   Symptom of fault
  
  
   The malfunction indicator lamp is on. Deterioration in drivability,
basic charging pressure. Any other diagnostic trouble codes (oxygen sensor, adaptation). AC
compressor not working Pressure gauge displays implausible
values
   
   
   
    Conditions
   
  
  
   
   
  
  
  
   
    
     
      | • | in case of short circuit/open
circuit, diagnostic trouble code appears after 2 seconds 
 
 | 
    
   
  
  
   
    
     
      | • | in case of an implausible pressure value, diagnostic trouble code appears after 2
minutes 
 
 | 
    
   
  
  
   
    
     
      | • | if the hose has been disconnected, diagnostic trouble code appears when fuel
shut-off occurs during engine
braking 
 
 |