Wednesday, April 10, 2019

2010 Mercedes Benz C 300 (204.054) V6-3.0L (272.947) Page 37


YES



Test prerequisite



Test sequence



- Switch on ignition.



- Unplug 4-pin connector from component N118 (Fuel pump control module).



- Measure voltage at the unclipped cable.(Ground- Positive)



- Measure direct voltage with multimeter between sockets (N118) 1.2 and (N118) 1.1



Specified values



- Voltage: [11.0 ... 14.5] V



Question



- Is the measurement value OK?



YES



The measurement value is OK.Further possible causes of fault



- Inspect plug connections for corrosion, pinched insulation and loose contact.



End of test



NO



The measurement value is not OK.Possible cause and remedy



- Inspect lead of voltage supply to control module N118 (Fuel pump control module) if necessary for loose contact, damage and corrosion and

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