| No. | Name
        
       
       
        
         Location | Illustration | 
     
      |  | Components |  | 
     
      | 205 | Mass air flow sensor
       
       
        integrated in the mass air flow sensor 686 |   | 
     
      | 206a | Injector, cyl. 1
       
       
        on upper side of engine |   | 
     
      | 206b | Injector, cyl. 2
       
       
        on upper side of engine |   | 
     
      | 206c | Injector, cyl. 3
       
       
        on upper side of engine |   | 
     
      | 206d | Injector, cyl. 4
       
       
        on upper side of engine |   | 
     
      | 229 | Main relay, engine management system
       
       
        in underhood electrical centre (342) |   | 
     
      | 342 | Electrical centre 342 in engine bay (UEC)
        
        ,
       
       
        next to the battery | 1
        
       
       
        
         4 | 
     
      | 403 | Swirl throttle actuator
       
       
        centre of engine's rear side inside vacuum tank |   | 
     
      | 407 | Intake air temperature sensor
       
       
        integrated in intake air sensor 688 |   | 
     
      | 595 | Control module, EDC16,
       
       
        between front spoiler and right-hand wheel housing | A
        
       
       
        
         B | 
     
      | 603 | Charge air pressure sensor
       
       
        integrated in intake air sensor 688 |   | 
     
      | 652a | Fuel pressure control valve, fuel rail,
       
       
        above the engine on the right-hand end of the fuel rail |   | 
     
      | 652b | Fuel pressure control valve, high-pressure pump,
       
       
        in high-pressure pump |   | 
     
      | 653 | Fuel pressure sensor, fuel rail,
       
       
        above the engine on the left-hand end of the fuel rail |   | 
     
      | 686 | Mass air flow sensor unit,
       
       
        in engine bay by right-hand MacPherson strut tower |   | 
     
      | 688 | Intake air sensor
       
       
        centre of intake manifold on rear side of engine |   | 
     
      | 772 | Mass air flow sensor temperature sensor,
       
       
        integrated in mass air flow sensor 686 |   | 
     
      |  | 11-pin connector |  | 
     
      | H11-1 | On the right-hand side of the engine by the fuel pump |   | 
     
      |  | Crimp connectors |  | 
     
      | J267 | Approx. 100 mm from connector A to the engine control module |   | 
     
      | J273 | Approx. 50 mm from branching point starter motor to engine control module |   | 
     
      | J274 | Approx. 310 mm from branching point connector H11-1 to engine control module |   | 
     
      | J275 | Approx. 50 mm from branching point connector H11-1 to engine control module |   |