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Ignition coils, location/task/design/function - GF15.10-P-3102F

ENGINE 111.951 /952 /955 /956 /957 /958 /982 /983 

ENGINE 119.980 /981 /982 /985 

ENGINE 120.982 /983 

Shown on engine 120 

Fig 1: Identifying Ignition Coils, Location/Task/Design/Function (Engine - 120)
G04631726Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  Ignition coils, location Engine 119, 120 GF15.10-P-3102-01F 
    Engine 111 EVO GF15.10-P-3102-01GS
  Ignition coils, task Providing adequate ignition energy in all operating conditions  
  Ignition coils, design An ignition coil is installed above the spark plug for each cylinder.
Ignition coils are attached to the intake manifold by spring clips (engine 119, 120) or bolted to cylinder head cover (engine 111).
 
  Ignition coils, function   GF15.10-P-3102-02F