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Engine diagnosis indicator lamp, location/task/function - GF54.30-P-4102M

MODEL 216, 221 with ENGINE 275.953 except CODE (494) USA version 

MODEL 216, 221 with ENGINE 275.982 except CODE (494) USA version 

Shown on the instrument cluster of model 240 

Fig 1: Identifying Engine Diagnosis Indicator Lamp (Shown On Instrument Cluster Of Model 240)
G07509282Courtesy of MERCEDES-BENZ USA
Engine diagnosis indicator lamp, location The engine diagnosis indicator lamp (engine symbol) is located in the instrument cluster.
Engine diagnosis indicator lamp, task To indicate faults in the fuel injection system
Engine diagnosis indicator lamp, function The indicator lamp is actuated by the instrument cluster via a CAN message from the engine control unit. As a check of the function it lights up when the ignition is ON and for approx. 1 second as of an engine speed of approx. 500 rpm. The indicator lamp goes out if there is no fault present.