Engine diagnosis indicator lamp, component description - GF54.30-P-5010AMG
MODEL 216, 221 with ENGINE 156.984 up to Model Year 8
Location for model 216, 221
The engine diagnosis indicator lamp (with the yellow engine symbol) is located at the right in the instrument cluster (A1).
Task
The indicator lamp alerts the driver to the reoccurrence of faults relevant to exhaust emissions.
Function
The ME-SFI control unit (N3/10) actuates the indicator lamp by transmitting an appropriate signal via the CAN data bus to the instrument cluster.
As a function check the indicator lamp is actuated at "Ignition ON". It goes out after engine start if there are no faults relevant to exhaust emissions.