| No. | Name
        
       
       
        
         Location | Illus. | 
     
      |  | Components |  | 
     
      | 342 | Underhood electrical centre 342 (UEC),
        
       
       
        next to battery | 4
        
       
       
        
         36 | 
     
      | 410 | Fuel filter heating element
       
       
        integrated in the fuel filter unit 672 |   | 
     
      | 595B | Control module, EDC16, contact B,
       
       
        between the front spoiler and right-hand wheel housing closest to the wing |   | 
     
      | 641 | Relay, preheating, diesel,
       
       
        in engine bay electrical centre |   | 
     
      | 651 | Fuel temperature sensor,
       
       
        integrated in the fuel filter unit 672 |   | 
     
      | 672 | Diesel fuel filter unit,
       
       
        On side of tank |  | 
     
      | 692 | Level switch, water, fuel filter,
       
       
        integrated in the fuel filter unit 672 |   | 
     
      |  | 2 pin connector |  | 
     
      | H2-15 | On side of tank |   | 
     
      |  | 10-pin connector |  | 
     
      | H10-3 | On side of tank |   | 
     
      |  | 24-pin connector |  | 
     
      | H24-5 | Grey connector on bracket in front of battery on side of left structural member |   | 
     
      |  | Crimp connections |  | 
     
      | J98 | 4D/5D:
        
        Approx. 250 mm from branching of grounding point G33P/S toward the left rear door
       
       
        
         CV:
        
        Approx. 120 mm from branching point to grounding point G33P/S towards the LH rear door |   | 
     
      | J103 | In branching point connector H24-1 |   | 
     
      | J106 | CV:
        
        Approx. 50 mm from the RH seat |   | 
     
      | J275 | Approx. 50 mm from branching of connector H11-1 towards the engine control module |   | 
     
      | J340 | Approx. 100 mm from branching of connector H2-15 toward fuel pump unit |   | 
     
      | J358 | Approx. 240 mm from branching point grounding point G34P/S towards front right door |   | 
     
      |  | Grounding points |  | 
     
      | G33P | On the floor below the LH A-pillar (black tape) |   | 
     
      | G34P | Near the floor below the right A-pillar (black tape) |   |