ML 63 AMG (164.177) V8-6.3L (156.980) (2007)
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Malfunction Indicator Lamp: Description and Operation
GF54.30-P-5011AMG Component Description For The "CHECK ENGINE" Indicator Lamp
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with CODE (494) USA version
The indicator lamp (labeled CHECK ENGINE in yellow) is located on the right in the instrument cluster (A1).
The indicator lamp (labeled CHECK ENGINE in yellow) is located on 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.
